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| 1/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. operational amplifiers / comparators full swing low voltage operation cmos operational amplifiers bu7261g, bu7261sg, bu729 5hfv, bu7295shfv, bu7262f/fvm/nux, bu 7262sf/fvm/nux, bu726 4f, bu7264sf, bu7241g, bu7241sg, bu727 5hfv, bu7275shfv, bu7242f/fvm/nux, bu7242s f/fv m/nux, bu7244f, bu7244sf description low voltage cmos op-amp integrates one or two or four independent output full swing op-amps and phase compensation capacitors on a single chip. especially, this series is operable with low voltage, low supply current and low input bias curren t. ? input-output full swing : bu7261 (bu7261s) family, bu7241 (bu7241s) family, bu7295 (bu7295s) family, bu7275 (bu7275s) family, bu7262 (bu7262s) family, bu7242 (bu7242s) family, bu7264 (bu7264s) family, bu7244 (bu7244s) family, features 1) operable with low voltage +1.8[v] ~ +5.5[v] (single supply): bu7261/bu7241 family bu7262/bu7242 family bu7264/bu7244 family bu7 295/bu7275 family 2) operable input-output full swing 3) high slew rate (bu7261 family, bu7262 family) (bu7295 family, bu7264 family) 4) internal phase compensation 5) wide temperature range -40[ ] ~ +85[ ] (bu7261g, bu7262 family, BU7264F, bu7295hfv) (bu7241g, bu7242 family, bu7244f, bu7275hfv) -40[ ] ~ +105[ ] (bu7261sg, bu7262s family, bu7264sf, bu7295shfv) (bu7241sg, bu7242s family, bu7244sf, bu7275shfv) 6) high large signal voltage gain 7) low supply current (bu7241 family, bu7242 family) (bu7275 family, bu7244 family) 8) low input bias current 1[pa](typ.) 9) internal esd protection human body model (hbm) 4000[v](typ.) no.10049eat22 input- output full swing high speed low powe r single dual quad single dual quad bu 7261g BU7264F bu7241g bu7242f / fvm / nux bu7262f / fvm / nux bu7244f bu7295hfv bu7275hfv (bu7261 sg : operation guaranteed up to 105 ) (bu7264 sf : operation guaranteed up to 105 ) (bu7241 sg : operation guaranteed up to 105 ) (bu7242 s f/ fvm / nux : operation guaranteed up to 105 ) (bu7262 s f/ fvm / nux : operation guaranteed up to 105 ) (bu7244 sf : operation guaranteed up to 105 ) (bu7295 shfv : operation guaranteed up to 105 ) (bu7275 shfv : operation guaranteed up to 105 )
technical note 2/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7261/bu7261s family, bu7241/bu7241s family, bu7295/bu7295s family, bu7275/bu7275s family bu7262/bu7262s family, bu7242/bu7242s family, bu7264/bu7264s family, bu7244/bu7244s family pin assignments input type package ssop5 hvsof5 sop8 vson008x2030 msop8 sop14 input-output full swing bu7261g bu7261sg bu7241g bu7241sg bu7275hfv bu7275shfv bu7295hfv bu7295shfv bu7262f bu7262sf bu7242f bu7242sf bu7262nux bu7262snux bu7242nux bu7242snux bu7262fvm bu7262sfvm bu7242fvm bu7242sfvm BU7264F bu7264sf bu7244f bu7244sf absolute maximum rating (ta=25[ ]) parameter symbol ratings bu7261g, bu7241g, bu7262f/fvm/nux bu7242f/fvm/nux BU7264F, bu7244f bu7295hfv, bu7275hfv bu7261sg, bu7241sg, bu7262sf/fvm/nux bu7242sf/fvm/nux bu7264sf, bu7244sf bu7295shfv, bu7275shfv unit supply voltage vdd-vss + 7 v differential input voltage (*1) vid vdd vss v input common-mode voltage range vicm (vss-0.3)(vdd + 0.3) v operating temperat ure topr -40 ~ + 85 -40 ~ + 105 storage temperature tstg -55 ~ + 125 maximum junction temperature tjmax + 125 note: absolute maximum rating item indicate s the condition which must not be exceeded. application of voltage in excess of absolute maximum rati ng or use out absolute maximum rated temperature environment may cause deterioration of characteristics. (*1) the voltage difference between inverting input and non-inverting input is the differential input voltage. then input terminal voltage is set to more than vss. ssop5 hvsof5 sop8 msop8 vson008x2030 sop14 8 7 6 5 1 2 3 4 + + - - ch1 ch2 out2 vss vdd out1 in1- in1+ in2+ in2- vss vdd out in- in+ 5 1 2 3 4 + - + - ch1 - ch4 + + - ch2 - ch3 + 1 2 3 4 5 6 78 9 10 11 12 13 14 out1 out2 out3 out4 in1- in1+ in2+ in2- in3+ in3- in4- in4+ vdd vss technical note 3/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7261/bu7261s family, bu7241/bu7241s family, bu7295/bu7295s family, bu7275/bu7275s family bu7262/bu7262s family, bu7242/bu7242s family, bu7264/bu7264s family, bu7244/bu7244s family electrical characteristics bu7261 family (unless otherwise specified vdd=+3[v], vss=0[v], ta=25[ ]) parameter symbol temperature range limits unit condition bu7261g, bu7261sg min. typ. max. input offset voltage (*2)(*3) vio 25 1 9 mv vdd=1.8 ~ 5.5[v], vout=vdd/2 full range 10 input offset current (*2) iio 25 1 pa input bias current (*2) ib 25 1 pa supply current (*3) idd 25 250 550 a rl= all op-amps av=0[db], vin=1.5[v] full range 600 high level output voltage voh 25 vdd-0.1 v rl=10[k ? ] low level output voltage vol 25 vss+0.1 v rl=10[k ? ] large signal voltage gain av 25 70 95 db rl=10[k ? ] input common-mode voltage range vicm 25 0 3 v vdd-vss=3[v] common-mode rejection ratio cmrr 25 45 60 db power supply rejection ratio psrr 25 60 80 db output source current (*4) ioh 25 4 10 ma vdd-0.4[v] output sink current (*4) iol 25 5 12 ma vss+0.4[v] slew rate sr 25 1.1 v/ s cl=25[pf] gain band width ft 25 2 mhz cl=25[pf], av=40[db] phase margin 25 50 cl=25[pf], av=40[db] (*2) absolute value (*3) full range: bu7261: ta=-40[ ] ~ +85[ ] bu7261s: ta=-40[ ] ~ +105[ ] (*4) under the high temperature environment, consider the po wer dissipation of ic when selecting the output current. when the terminal short circuits are continuously output, the ou tput current is reduced to clim b to the temperature inside ic. technical note 4/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7261/bu7261s family, bu7241/bu7241s family, bu7295/bu7295s family, bu7275/bu7275s family bu7262/bu7262s family, bu7242/bu7242s family, bu7264/bu7264s family, bu7244/bu7244s family bu7262 family (unless otherwise sp ecified vdd=+3[v], vss=0[v], ta=25[ ]) parameter symbol temperature range limits unit condition bu7262f/fvm/nux bu7262s f/fvm/nux min. typ. max. input offset voltage (*5)(*6) vio 25 1 9 mv vdd=1.8 ~ 5.5[v] vout=vdd/2 full range 10 input offset current (*5) iio 25 1 pa input bias current (*5) ib 25 1 pa supply current (*6) idd 25 550 1100 a rl= all op-amps av=0[db], vin=1.5[v] full range 1200 high level output voltage voh 25 vdd-0.1 v rl=10[k ? ] low level output voltage vol 25 vss+0.1 v rl=10[k ? ] large signal voltage gain av 25 70 95 db rl=10[k ? ] input common-mode voltage range vicm 25 0 3 v vdd-vss=3[v] common-mode rejection ratio cmrr 25 45 60 db power supply rejection ratio psrr 25 60 80 db output source current (*7) ioh 25 4 10 ma vdd-0.4[v] output sink current (*7) iol 25 5 12 ma vss+0.4[v] slew rate sr 25 1.1 v/ s cl=25[pf] gain band width ft 25 2 mhz cl=25[pf], av=40[db] phase margin 25 50 cl=25[pf], av=40[db] total harmonic distortion thd 25 0.05 % vout=0.8[vp-p], f=1[khz] channel separation cs 25 100 db av=40[db] (*5) absolute value (*6) full range: bu7262: ta=-40[ ] ~ +85[ ] bu7262s: ta=-40[ ] ~ +105[ ] (*7) under the high temperature environment, consider the po wer dissipation of ic when selecting the output current. when the terminal short circuits are continuously output, the ou tput current is reduced to clim b to the temperature inside ic. technical note 5/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7261/bu7261s family, bu7241/bu7241s family, bu7295/bu7295s family, bu7275/bu7275s family bu7262/bu7262s family, bu7242/bu7242s family, bu7264/bu7264s family, bu7244/bu7244s family bu7264 family (unless otherwise specified vdd=+3[v], vss=0[v], ta=25[ ]) parameter symbol temperature range limits unit condition BU7264F bu7264sf min. typ. max. input offset voltage (*8)(*9) vio 25 1 9 mv vdd=1.8 ~ 5.5[v] vout=vdd/2 full range - 10 input offset current (*8) iio 25 1 pa input bias current (*8) ib 25 1 pa supply current (*9) idd 25 1100 2300 a rl= all op-amps av=0[db], vin=1.5[v] full range 2800 high level output voltage voh 25 vdd-0.1 v rl=10[k ? ] low level output voltage vol 25 vss+0.1 v rl=10[k ? ] large signal voltage gain av 25 70 95 db rl=10[k ? ] input common-mode voltage range vicm 25 0 3 v vdd-vss=3[v] common-mode rejection ratio cmrr 25 45 60 db power supply rejection ratio psrr 25 60 80 db output source current (*10) ioh 25 4 10 ma vdd-0.4[v] output sink current (*10) iol 25 5 12 ma vss+0.4[v] slew rate sr 25 1.1 v/ s cl=25[pf] gain band width ft 25 2 mhz cl=25[pf], av=40[db] phase margin 25 50 cl=25[pf], av=40[db] total harmonic distortion thd 25 0.05 % vout=0.8[vp-p], f=1[khz] channel separation cs 25 100 db av=40[db] (*8) absolute value (*9) full range: bu7264: ta=-40[ ] ~ +85[ ] bu7264s: ta=-40[ ] ~ +105[ ] (*10) under the high temperature environment, consider the po wer dissipation of ic when selecting the output current. when the terminal short circuits are continuously output, the ou tput current is reduced to clim b to the temperature inside ic. technical note 6/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7261/bu7261s family, bu7241/bu7241s family, bu7295/bu7295s family, bu7275/bu7275s family bu7262/bu7262s family, bu7242/bu7242s family, bu7264/bu7264s family, bu7244/bu7244s family bu7295 family (unless otherwise specified vdd=+3[v], vss=0[v], ta=25[ ]) parameter symbol temperature range limits unit condition bu7295hfv bu7295shfv min. typ. max. input offset voltage (*11) vio 25 1 6 mv input offset current (*11) iio 25 1 pa input bias current (*11) ib 25 1 pa supply current (*12) idd 25 150 300 a rl= all op-amps av=0[db], vin=1.5[v] full range 400 high level output voltage voh 25 vdd-0.1 v rl=10[k ? ] low level output voltage vol 25 vss+0.1 v rl=10[k ? ] large signal voltage gain av 25 60 95 db rl=10[k ? ] input common-mode voltage range vicm 25 0 3 v vdd-vss=3[v] common-mode rejection ratio cmrr 25 45 60 db power supply rejection ratio psrr 25 60 80 db output source current (*13) ioh 25 4 8 ma vdd-0.4[v] output sink current (*13) iol 25 9 18 ma vss+0.4[v] slew rate sr 25 1.0 v/ s cl=25[pf] gain band width ft 25 1.0 mhz cl=25[pf], av=40[db] phase margin 25 60 cl=25[pf], av=40[db] (*11) absolute value (*12) full range: bu7295: ta=-40[ ] ~ +85[ ] bu7295s: ta=-40[ ] ~ +105[ ] (*13) under the high temperature environment, consider the po wer dissipation of ic when selecting the output current. when the terminal short circuits are continuously output, the ou tput current is reduced to clim b to the temperature inside ic. technical note 7/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7261/bu7261s family, bu7241/bu7241s family, bu7295/bu7295s family, bu7275/bu7275s family bu7262/bu7262s family, bu7242/bu7242s family, bu7264/bu7264s family, bu7244/bu7244s family bu7241 family (unless otherwise specified vdd=+3[v], vss=0[v], ta=25[ ]) parameter symbol temperature range limits unit condition bu7241g, bu7241sg min. typ. max. input offset voltage (*14)(*15) vio 25 1 9 mv vdd=1.8 ~ 5.5[v] vout=vdd/2 full range 10 input offset current (*14) iio 25 1 pa input offset current (*14) ib 25 1 pa supply current (*15) idd 25 70 150 a rl= all op-amps av=0[db], vin=1.5[v] full range 250 high level output voltage voh 25 vdd-0.1 v rl=10[k ? ] low level output voltage vol 25 vss+0.1 v rl=10[k ? ] large signal voltage gain av 25 70 95 db rl=10[k ? ] input common-mode voltage range vicm 25 0 3 v vdd-vss=3[v] common-mode rejection ratio cmrr 25 45 60 db power supply rejection ratio psrr 25 60 80 db output source current (*16) ioh 25 4 10 ma vdd-0.4[v] output sink current (*16) iol 25 5 12 ma vss+0.4[v] slew rate sr 25 0.4 v/ s cl=25[pf] gain band width ft 25 0.9 mhz cl=25[pf], av=40[db] phase margin 25 50 cl=25[pf], av=40[db] total harmonic distortion thd 25 0.05 % vout=0.8[vp-p], f=1[khz] (*14) absolute value (*15) full range: bu7241: ta=-40[ ] ~ +85[ ] bu7241s: ta=-40[ ] ~ +105[ ] (*16) under the high temperature environment, consider the po wer dissipation of ic when selecting the output current. when the terminal short circuits are continuously output, the ou tput current is reduced to clim b to the temperature inside ic. technical note 8/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7261/bu7261s family, bu7241/bu7241s family, bu7295/bu7295s family, bu7275/bu7275s family bu7262/bu7262s family, bu7242/bu7242s family, bu7264/bu7264s family, bu7244/bu7244s family bu7242 family (unless otherwise specified vdd=+3[v], vss=0[v], ta=25[ ]) parameter symbol temperature range limits unit condition bu7242f/fvm/nux bu7242s f/fvm/nux min. typ. max. input offset voltage (*17) (*18) vio 25 1 9 mv vdd=1.8 ~ 5.5[v] vout=vdd/2 full range 10 input offset current (*17) iio 25 1 pa input bias current (*17) ib 25 1 pa supply current (*18) idd 25 180 360 a rl= all op-amps av=0[db], vin=1.5[v] full range 600 high level output voltage voh 25 vdd-0.1 v rl=10[k ? ] low level output voltage vol 25 vss+0.1 v rl=10[k ? ] large signal voltage gain av 25 70 95 db rl=10[k ? ] input common-mode voltage range vicm 25 0 3 v vdd-vss=3[v] common-mode rejection ratio cmrr 25 45 60 db power supply rejection ratio psrr 25 60 80 db output source current (*19) ioh 25 4 10 ma vdd-0.4[v] output sink current (*19) iol 25 5 12 ma vss+0.4[v] slew rate sr 25 0.4 v/ s cl=25[pf] gain band width ft 25 0.9 mhz cl=25[pf], av=40[db] phase margin 25 50 cl=25[pf], av=40[db] total harmonic distortion thd 25 0.05 % vout=0.8[vp-p], f=1[khz] channel separation cs 25 100 db av=40[db] (*17) absolute value (*18) full range: bu7242: ta=-40[ ] ~ +85[ ] bu7242s: ta=-40[ ] ~ +105[ ] (*19) under the high temperature environment, consider the po wer dissipation of ic when selecting the output current. when the terminal short circuits are continuously output, the ou tput current is reduced to clim b to the temperature inside ic. technical note 9/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7261/bu7261s family, bu7241/bu7241s family, bu7295/bu7295s family, bu7275/bu7275s family bu7262/bu7262s family, bu7242/bu7242s family, bu7264/bu7264s family, bu7244/bu7244s family bu7244 family (unless otherwise specified vdd=+3[v], vss=0[v], ta=25[ ]) parameter symbol temperature range limits unit condition bu7244f bu7244sf min. typ. max. input offset voltage (*20) (*21) vio 25 1 9 mv vdd=1.8 ~ 5.5[v] vout=vdd/2 full range 10 input offset current (*20) iio 25 1 pa input bias current (*20) ib 25 1 pa supply current (*21) idd 25 360 750 a rl= all op-amps av=0[db], vin=1.5[v] full range 1200 high level output voltage voh 25 vdd-0.1 v rl=10[k ? ] low level output voltage vol 25 vss+0.1 v rl=10[k ? ] large signal voltage gain av 25 70 95 db rl=10[k ? ] input common-mode voltage range vicm 25 0 3 v vdd-vss=3[v] common-mode rejection ratio cmrr 25 45 60 db power supply rejection ratio psrr 25 60 80 db output source current (*22) ioh 25 4 10 ma vdd-0.4[v] output sink current (*22) iol 25 5 12 ma vss+0.4[v] slew rate sr 25 0.4 v/ s cl=25[pf] gain band width ft 25 0.9 mhz cl=25[pf], av=40[db] phase margin 25 50 cl=25[pf], av=40[db] total harmonic distortion thd 25 0.05 % vout=0.8[vp-p], f=1[khz] channel separation cs 25 100 db av=40[db] (*20) absolute value (*21) full range: bu7244: ta=-40[ ] ~ +85[ ] bu7244s: ta=-40[ ] ~ +105[ ] (*22) under the high temperature environment, consider the po wer dissipation of ic when selecting the output current. when the terminal short circuits are continuously output, the ou tput current is reduced to clim b to the temperature inside ic. technical note 10/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7261/bu7261s family, bu7241/bu7241s family, bu7295/bu7295s family, bu7275/bu7275s family bu7262/bu7262s family, bu7242/bu7242s family, bu7264/bu7264s family, bu7244/bu7244s family bu7275 family (unless otherwise specified vdd=+3[v], vss=0[v], ta=25[ ]) parameter symbol temperature range limits unit condition bu7275hfv bu7275shfv min. typ. max. input offset voltage (*23) vio 25 1 6 mv input offset current (*23) iio 25 1 pa input bias current (*23) ib 25 1 pa supply current (*24) idd 25 40 80 a rl= all op-amps av=0[db], vin=1.5[v] full range 130 high level output voltage voh 25 vdd-0.1 v rl=10[k ? ] low level output voltage vol 25 vss+0.1 v rl=10[k ? ] large signal voltage gain av 25 60 95 db rl=10[k ? ] input common-mode voltage range vicm 25 0 3 v vdd-vss=3[v] common-mode rejection ratio cmrr 25 45 60 db power supply rejection ratio psrr 25 60 80 db output source current (*25) ioh 25 4 8 ma vdd-0.4[v] output sink current (*25) iol 25 9 18 ma vss+0.4[v] slew rate sr 25 0.3 v/ s cl=25[pf] gain band width ft 25 0.6 mhz cl=25[pf], av=40[db] phase margin 25 60 cl=25[pf], av=40[db] (*23) absolute value (*24) full range: bu7275: ta=-40[ ] ~ +85[ ] bu7275s: ta=-40[ ] ~ +105[ ] (*25) under the high temperature environment, consider the po wer dissipation of ic when selecting the output current. when the terminal short circuits are continuously output, the ou tput current is reduced to clim b to the temperature inside ic. technical note 11/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7261/bu7261s family, bu7241/bu7241s family, bu7295/bu7295s family, bu7275/bu7275s family bu7262/bu7262s family, bu7242/bu7242s family, bu7264/bu7264s family, bu7244/bu7244s family reference data (bu7261 family) (*) the above data is ability value of sample, it is not guaranteed. bu7261g: -40[ ] ~ +85[ ] bu7261sg: -40[ ] ~ +105[ ] 0 5 10 15 20 -60 -30 0 30 60 90 120 ambient temperature [ ] output source current [ma] 0 10 20 30 40 50 0 0.5 1 1.5 2 2.5 3 output voltage [v] output source current [ma] output sink current ? ambient temperature (vout=vss+0.4[v]) output sink current ? output voltage (vdd=3[v]) output source current ? ambient temperature (vout=vdd-0.4[v]) 0 1 2 3 4 5 6 123 456 supply voltage [v] output voltage high [v] output voltage low ? supply voltage (rl=10[k ? ]) 0 5 10 15 20 123 456 supply voltage [v] output voltage low [mv] -40 25 85 bu7261 family 105 0 10 20 30 40 -60-300 306090120 ambient temperature [ ] output sink current [ma] 5.5v 1.8v 3.0v bu7261 famil y supply current ? supply voltage 0 200 400 600 800 1000 - 60 - 30 0 30 60 90 120 ambient temperature [ ] supply current [ a] 1.8v 5.5v 3.0v supply current ? ambient temperature bu7261 famil y -40 25 85 105 bu7261 famil y output voltage high ? supply voltage (rl=10[k ? ]) 0 1 2 3 4 5 6 -60-300 306090120 ambient temperature [ ] output voltage high [v] 1.8v 5.5v 3.0v output voltage high ? ambient temperature (rl=10[k ? ]) bu7261 famil y 0 5 10 15 20 -60 -30 0 30 60 90 120 ambient temperature [ ] output voltage low [mv] 1.8v 5.5v 3.0v output voltage low ? ambient temperature (rl=10[k ? ]) bu7261 famil y 0 20 40 60 80 0.0 0.5 1.0 1.5 2.0 2.5 3.0 output voltage [v] output sink current -40 25 85 105 bu7261 famil y derating curve derating curve 1.8v 5.5v 3.0v bu7261 family -40 25 85 105 output source current ? output voltage (vdd=3[v]) bu7261 family fig.4 fig.5 fig.6 fig.7 fig.8 fig.9 fig.10 fig.11 fig.12 0 200 400 600 800 1000 123456 supply voltage [v] supply current [a] 0 200 400 600 800 0 50 100 150 ambient temperature [ ] power dissipation [mw] . 0 200 400 600 800 0 50 100 150 ambient temperature [ ] pow er dissipation [mw ] . -40 25 85 105 bu7261 famil y bu7261g 85 bu7261 famil y 105 bu7261 famil y bu7261sg fig.1 fig.2 fig.3 technical note 12/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7261/bu7261s family, bu7241/bu7241s family, bu7295/bu7295s family, bu7275/bu7275s family bu7262/bu7262s family, bu7242/bu7242s family, bu7264/bu7264s family, bu7244/bu7244s family (*) the above data is ability value of sample, it is not guaranteed. bu7261g: -40[ ] ~ +85[ ] bu7261sg: -40[ ] ~ +105[ ] fig.19 fig.20 fig.21 60 80 100 120 140 160 - 60 - 30 0 30 60 90 120 ambient temperature [ ] large signal voltage gain [db] common mode rejection ratio ? supply voltage 0 20 40 60 80 100 120 123 456 supply voltage [v] common mode rejection ratio [db] -40 25 85 105 bu7261 famil y 60 80 100 120 140 160 123 456 supply voltage [v] large signal voltage gain [db] -40 25 85 105 bu7261 famil y large signal voltage gain ? supply voltage power supply rejection ratio ? ambient temperature 0 20 40 60 80 100 120 140 - 60 -30 0 30 60 90 120 ambient temperature [ ] power supply rejection ratio [db] bu7261 famil y 0 20 40 60 80 100 120 -60 -30 0 30 60 90 120 ambient temperature [ ] common mode rejection ratio [db] 5.5v 1.8v 3.0v bu7261 famil y common mode rejection ratio ? ambient temperature 0 1 2 3 4 5 -60 -30 0 30 60 90 120 ambient temperature [ ] slew rate l-h [v/s] 5.5v 1.8v 3.0v slew rate l-h ? ambient temperature bu7261 famil y 0.0 0.5 1.0 1.5 2.0 2.5 -60 -30 0 30 60 90 120 ambient temperature [ ] slew rate h-l [v/ s] 5.5v 1.8v 3.0v bu7261 family slew rate h-l ? ambient temperature voltage gain ? frequency 0 20 40 60 80 100 1.e+00 1.e+01 1.e+02 1.e+03 1.e+04 1.e+05 1.e+06 1.e+07 1.e+08 frequency [hz] gain[db] 0 50 100 150 200 phase [deg] phase gain bu7261 famil y input offset voltage ? supply voltage (vicm=vdd, vout=1.5[v]) input offset voltage ? ambient temperature (vicm=vdd, vout=1.5[v]) input offset voltage ? ambient temperature (vdd=3[v]) large signal voltage gain ? ambient temperature bu7261 famil y 5.5v 1.8v 3.0v fig.13 fig.14 fig.15 fig.16 fig.17 fig.18 fig. 22 fig.23 -10.0 -7.5 -5.0 -2.5 0.0 2.5 5.0 7.5 10.0 - 60 - 30 0 30 60 90 120 ambient temperature [ ] input offset voltage [mv] -10.0 -7.5 -5.0 -2.5 0.0 2.5 5.0 7.5 10.0 123456 supply voltage [v] input offset voltage [mv] -40 25 85 105 bu7261 famil y 5.5v 1.8v 3.0v bu7261 famil y -10.0 -7.5 -5.0 -2.5 0.0 2.5 5.0 7.5 10.0 -60 -30 0 30 60 90 120 ambient temperature [ ] input offset voltage [mv] -40 25 85 105 bu7261 family technical note 13/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7261/bu7261s family, bu7241/bu7241s family, bu7295/bu7295s family, bu7275/bu7275s family bu7262/bu7262s family, bu7242/bu7242s family, bu7264/bu7264s family, bu7244/bu7244s family reference data (bu7262 family) (*)the above data is ability value of sample, it is not guaranteed. bu7262f/fvm/nux: -40[ ] ~ +85[ ] bu7262s f/fvm/nux: -40[ ] ~ +105[ ] 0 5 10 15 20 -60 -30 0 30 60 90 120 ambient temperature [ ] output voltage low [mv] 0 200 400 600 800 1000 0 50 100 150 ambient temperature [ ] power dissipation [mw] . 0 200 400 600 800 1000 050100150 ambient temperature [ ] power dissipation [mw] . 0 400 800 1200 1600 2000 123 456 supply voltage [v] supply current [a] 0 1 2 3 4 5 6 123 456 supply voltage [v] output voltage high [v] 0 20 40 60 80 0.0 0.5 1.0 1.5 2.0 2.5 3.0 output voltage [v] output sink current [ma] 0 5 10 15 20 123456 supply voltage [v] output voltage low [mv] 0 300 600 900 1200 1500 -60-30 0 30 60 90120 ambient temperature [ ] supply current [ a] 85 -40 25 105 bu7262 famil y supply current ? supply voltage 3.0v 1.8v 5.5v supply current ? ambient temperature bu7262 famil y -40 25 85 105 output voltage low ? supply voltage (rl=10[k ? ]) bu7262 family output voltage high ? supply voltage (rl=10[k ? ]) -40 25 85 105 bu7262 family 0 1 2 3 4 5 6 -60 -30 0 30 60 90 120 am bient temperature [ ] output voltage high [v] 1.8v 5.5v 3.0v output voltage high ? ambient temperature (rl=10[k ? ]) bu7262 family output voltage low ? ambient temperature (rl=10[k ? ]) 1.8v 5.5v 3.0v bu7262 famil y -40 25 85 105 bu7262 famil y output sink current ? output voltage (vdd=3[v]) 0 10 20 30 40 -60 -30 0 30 60 90 120 ambient temperature[ ] output sink current [ma] 5.5v 1.8v 3.0v bu7262 famil y output sink current ? ambient temperature (vout=vss+0.4[v]) deratin g curve bu7262f bu7262fvm 85 derating curve bu7262sf bu7262sfvm 105 bu7262 famil y 0 5 10 15 20 -60 -30 0 30 60 90 120 ambient temperature [ ] output source current [ma] 5.5v output source current ? ambient temperature (vout=vdd-0.4[v]) bu7262 famil y -40 25 85 105 output source current ? output voltage (vdd=3.0[v]) bu7262 famil y 0 10 20 30 40 50 00.511.522.53 output voltage [v] output source current [ma] 3.0v 1.8v bu7262 famil y fig.24 fig.25 fig.26 fig . 27 fig.28 fig.29 fig.30 fig.31 fig.32 fig . 33 fig.34 fig.35 bu7262nux bu7262snux technical note 14/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7261/bu7261s family, bu7241/bu7241s family, bu7295/bu7295s family, bu7275/bu7275s family bu7262/bu7262s family, bu7242/bu7242s family, bu7264/bu7264s family, bu7244/bu7244s family (*)the above data is ability value of sample, it is not guaranteed. bu7262f/fvm/nux: -40[ ] ~ +85[ ] bu7262s f/fvm/nux: -40[ ] ~ +105[ ] 0 1 2 3 4 5 -60 - 30 0 30 60 90 120 ambient temperature [ ] slew rate l-h [v/ s] 0 20 40 60 80 100 120 123456 supply voltage [v] common mode rejection ratio [db] common mode rejection ratio ? ambient temperature 5.5v 1.8v 3.0v slew rate l-h ? ambient temperature bu7262 famil y 0.0 0.5 1.0 1.5 2.0 2.5 - 60 - 30 0 30 60 90 120 ambient temperature [ ] slew rate h-l [v/ s] 5.5v 1.8v 3.0v bu7262 famil y slew rate h-l ? ambient temperature voltage gain ? frequency 0 20 40 60 80 100 1.e+00 1.e+01 1.e+02 1.e+03 1.e+04 1.e+05 1.e+06 1.e+07 1.e+08 frequency [hz] gain [db] 0 50 100 150 200 phase [deg] phase gain bu7 mil y input offset voltage ? supply voltage (vicm=vdd,vout=1.5[v]) 60 80 100 120 140 160 -60 -30 0 30 60 90 120 ambient temperature [ ] large signal voltage gain [db] 5.5v 1.8v 3.0v bu7262 famil y -10.0 -7.5 -5.0 -2.5 0.0 2.5 5.0 7.5 10.0 123456 supply voltage[v] input offset voltage [mv] -40 25 85 105 -15 -10 -5 0 5 10 15 -101 234 input voltage [v] input offset voltage [mv] -40 25 85 105 input offset voltage ? input voltage (vdd=3[v]) -40 25 85 105 bu7262 famil y 60 80 100 120 140 160 123456 supply voltage [v] large signal voltage gain [db] -40 25 85 105 bu7262 famil y bu7262 famil y 0 20 40 60 80 100 120 -60 -30 0 30 60 90 120 ambient temperature [ ] common mode rejection ratio [db] 5.5v 1.8v 3.0v input offset voltage ? ambient temperature (vicm=vdd, vout=1.5[v]) -10.0 -7.5 -5.0 -2.5 0.0 2.5 5.0 7.5 10.0 -60 -30 0 30 60 90 120 ambient temperature [ ] input offset voltage [mv] 1.8v 5.5v 3.0v power supply rejection ratio ? ambient temperature bu7262 famil y fig.36 fig.37 fig.38 fig.39 fig.40 fig.41 fig.42 fig.43 fig.44 fig.45 fig.46 0 20 40 60 80 100 120 140 -60 - 30 0 30 60 90 120 ambient temperature [ ] pow er supply rejection ratio [db] bu7262 famil y bu7262 famil y bu7262 famil y common mode rejection ratio ? supply voltage large signal voltage gain ? supply voltage large signal voltage gain ? ambient temperature technical note 15/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7261/bu7261s family, bu7241/bu7241s family, bu7295/bu7295s family, bu7275/bu7275s family bu7262/bu7262s family, bu7242/bu7242s family, bu7264/bu7264s family, bu7244/bu7244s family reference data (bu7264 family) (*)the above data is ability value of sample , it is not guaranteed. BU7264F: -40[ ] ~ +85[ ] bu7264sf: -40[ ] ~ +105[ ] 0 5 10 15 -60 -30 0 30 60 90 120 ambient temperature [ ] output voltage low [mv] 0 200 400 600 800 1000 0 50 100 150 ambient temperature [ ] power dissipation [mw] . 0 200 400 600 800 1000 0 50 100 150 ambient temperature [ ] power dissipation [mw] . 0 500 1000 1500 2000 2500 3000 123 456 supply voltage [v] supply current [a] 0.0 1.0 2.0 3.0 4.0 5.0 6.0 123456 supply voltage [v] output voltage high [v] 0 20 40 60 80 0.0 0.5 1.0 1.5 2.0 2.5 3.0 output voltage [v] output sink current [ma] 0 5 10 15 123456 supply voltage [v] output voltage low [mv] 0 500 1000 1500 2000 2500 3000 -60-30 0 30 60 90120 ambient temperature [ ] supply current [ a] 85 -40 25 105 bu7264 family supply current ? supply voltage 3.0v 1.8v 5.5v supply current ? ambient temperature bu7264 famil y -40 25 85 105 output voltage low ? supply voltage (rl=10[k ? ]) bu7264 famil y output voltage high ? supply voltage (rl=10[k ? ]) -40 25 85 105 bu7264 famil y 0 1 2 3 4 5 6 -60 -30 0 30 60 90 120 am bient temperature [ ] output voltage high [v] 1.8v 5.5v 3.0v output voltage high ? ambient temperature (rl=10[k ? ]) bu7264 famil y output voltage low ? ambient temperature (rl=10[k ? ]) 1.8v 5.5v 3.0v bu7264 famil y -40 25 85 105 bu7264 famil y output sink current ? output voltage (vdd=3[v]) 0 10 20 30 40 -60 -30 0 30 60 90 120 ambient temperature[ ] output sink current [ma] 5.5v 1.8v 3.0v bu7264 famil y output sink current ? ambient temperature (vout=vss+0.4[v]) derating curve BU7264F 85 derating curve bu7264sf 105 bu7264 famil y 0 5 10 15 20 -60 -30 0 30 60 90 120 ambient temperature [ ] output source current [ma] 5.5v output source current ? ambient temperature (vout=vdd-0.4[v]) bu7264 famil y -40 25 85 105 output source current ? output voltage (vdd=3[v]) bu7264 famil y 0 10 20 30 40 50 00.511.522.53 output voltage [v] output source current [ma] 3.0v 1.8v bu7264 famil y fig.47 fig.48 fig.49 fig.50 fig.51 fig.52 fig.53 fig.54 fig.55 fig.56 fig.57 fig.58 technical note 16/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7261/bu7261s family, bu7241/bu7241s family, bu7295/bu7295s family, bu7275/bu7275s family bu7262/bu7262s family, bu7242/bu7242s family, bu7264/bu7264s family, bu7244/bu7244s family (*)the above data is ability value of sample , it is not guaranteed. BU7264F: -40[ ] ~ +85[ ] bu7264sf: -40[ ] ~ +105[ ] 0.0 0.5 1.0 1.5 2.0 2.5 3.0 - 60 -30 0 30 60 90 120 ambient temperature [ ] slew rate h-l [v/ s] 0 20 40 60 80 100 1.e+00 1.e+01 1.e+02 1.e+03 1.e+04 1.e+05 1.e+06 1.e+07 1.e+08 frequency [hz] gain [db] 0 50 100 150 200 phase [deg] fig.68 fig.69 common mode rejection ratio ? ambient temperature 0 1 2 3 4 5 -60 -30 0 30 60 90 120 ambient temperature [ ] slew rate l-h [v/ s] 5.5v 1.8v 3.0v slew rate l-h ? ambient temperature bu7264 famil y 5.5v 1.8v 3.0v bu7264 famil y slew rate h-l ? ambient temperature phase gain voltage gain ? frequency bu7264 famil y input offset voltage ? supply voltage (vicm=vdd,vout=1.5[v]) 60 80 100 120 140 160 - 60 -30 0 30 60 90 120 ambient temperature [ ] large signal voltage gain [db] 5.5v 1.8v 3.0v bu7264 family - 10.0 -7.5 -5.0 -2.5 0.0 2.5 5.0 7.5 10.0 123 456 input voltage [v] input offset voltage [mv] -40 25 85 105 -15 -10 -5 0 5 10 15 -1 0 1 2 3 4 input voltage [v] input offset voltage [mv] -40 25 85 105 input offset voltage ? input voltage (vdd=3[v]) 0 20 40 60 80 100 120 123456 supply voltage [v] common mode rejection ratio [db] -40 25 85 105 bu7264 famil y 0 20 40 60 80 100 120 140 160 123456 supply voltage [v] large signal voltage gain [db] -40 25 85 105 bu7264 famil y bu7264 family 0 20 40 60 80 100 120 - 60 - 30 0 30 60 90 120 ambient temperature [ ] common mode rejection ratio [db] 5.5v 1.8v 3.0v input offset voltage ? ambient temperature (vicm=vdd,vout=1.5[v]) -10.0 -7.5 -5.0 -2.5 0.0 2.5 5.0 7.5 10.0 - 60 - 30 0 30 60 90 120 ambient temperature [ ] input offset voltage [mv] 1.8v 5.5v 3.0v power supply rejection ratio ? ambient temperature bu7264 famil y fig.59 fig.60 fig.61 fig.62 fig.63 fig.64 fig.65 fig.66 fig.67 0 20 40 60 80 100 120 140 -60 - 30 0 30 60 90 120 ambient temperature [ ] pow er supply rejection ratio [db] bu7264 family bu7264 famil y bu7264 famil y common mode rejection ratio ? supply voltage large signal voltage gain ? supply voltage large signal voltage gain ? ambient temperature technical note 17/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7261/bu7261s family, bu7241/bu7241s family, bu7295/bu7295s family, bu7275/bu7275s family bu7262/bu7262s family, bu7242/bu7242s family, bu7264/bu7264s family, bu7244/bu7244s family reference data (bu7295 family) (*)the above data is ability value of sample , it is not guaranteed. bu7295hfv: -40[ ] ~ +85[ ] bu7295shfv: -40[ ] ~ +105[ ] 0 5 10 15 -60 - 30 0 30 60 90 120 ambient temperature [ ] output voltage low [mv] 0 200 400 600 800 1000 0 50 100 150 ambient temperature [ ] power dissipation [mw] . 0.0 1.0 2.0 3.0 4.0 5.0 6.0 12 34 56 supply voltage [v] output voltage high [v] 0 20 40 60 80 0.0 0.5 1.0 1.5 2.0 2.5 3.0 output voltage [v] output sink current [ma] 0 5 10 15 123456 supply voltage [v] output voltage low [mv] 0 50 100 150 200 250 300 -60-300 306090120 ambient temperature [ ] supply current [ a] bu7295 famil y supply current ? supply voltage 3.0v 1.8v 5.5v supply current ? ambient temperature bu7295 family -40 25 85 105 output voltage low ? supply voltage (rl=10[k ? ]) bu7295 famil y output voltage high ? supply voltage (rl=10[k ? ]) -40 25 85 105 bu7295 famil y 0 1 2 3 4 5 6 -60 -30 0 30 60 90 120 am bient temperature [ ] output voltage high [v] 1.8v 5.5v 3.0v output voltage high ? ambient temperature (rl=10[k ? ]) bu7295 family output voltage low ? ambient temperature (rl=10[k ? ]) 1.8v 5.5v 3.0v bu7295 famil y -40 25 85 105 bu7295 famil y output sink current ? output voltage (vdd=3[v]) 0 10 20 30 40 50 -60 -30 0 30 60 90 120 ambient temperature[ ] output sink current [ma] 5.5v 1.8v 3.0v bu7295 family output sink current ? ambient temperature (vout=vss+0.4[v]) derating curve bu7295hfv 85 derating curve 105 bu7295 famil y 0 5 10 15 20 - 60 -30 0 30 60 90 120 ambient temperature [ ] output source current [ma] 5.5v output source current ? ambient temperature (vout=vdd-0.4[v]) bu7295 family -40 25 85 105 output source current ? output voltage (vdd=3[v]) bu7295 famil y 0 10 20 30 40 50 00.511.522.53 output voltage [v] output source current [ma] 3.0v 1.8v bu7295 famil y fig.70 fig.71 fig.72 fig.73 fig.74 fig.75 fig.76 fig.77 fig.78 fig.79 fig.80 fig.81 0 200 400 600 800 1000 0 50 100 150 ambient temperature [ ] power dissipation [mw] . bu7295shfv 0 50 100 150 200 250 300 123 456 supply voltage [v] supply current [a] 85 -40 25 105 technical note 18/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7261/bu7261s family, bu7241/bu7241s family, bu7295/bu7295s family, bu7275/bu7275s family bu7262/bu7262s family, bu7242/bu7242s family, bu7264/bu7264s family, bu7244/bu7244s family (*)the above data is ability value of sample , it is not guaranteed. bu7295hfv: -40[ ] ~ +85[ ] bu7295shfv: -40[ ] ~ +105[ ] 0.0 0.5 1.0 1.5 2.0 2.5 3.0 - 60 - 30 0 30 60 90 120 ambient temperature [ ] slew rate h-l [v/ s] common mode rejection ratio ? ambient temperature 0.0 0.5 1.0 1.5 2.0 2.5 3.0 - 60 -30 0 30 60 90 120 ambient temperature [ ] slew rate l-h [v/s] 1.8v 3.0v slew rate l-h ? ambient temperature bu7295 family 5.5v 1.8v 3.0v bu7295 famil y slew rate h-l ? ambient temperature 0 20 40 60 80 100 1.e+00 1.e+01 1.e+02 1.e+03 1.e+04 1.e+05 1.e+06 1.e+07 1.e+08 frequency [hz] gain [db] 0 50 100 150 200 phase [deg] phase gain voltage gain ? frequency bu7295 famil y input offset voltage ? supply voltage (vicm=vdd,vout=1.5[v]) 60 80 100 120 140 160 - 60 - 30 0 30 60 90 120 ambient temperature [ ] large signal voltage gain [db] 5.5v 1.8v 3.0v bu7295 family -10 -8 -6 -4 -2 0 2 4 6 8 10 12 34 56 input voltage [v] input offset voltage [mv] -40 25 85 105 -10 -8 -6 -4 -2 0 2 4 6 8 10 -101 234 input voltage [v] input offset voltage [mv] -40 25 85 105 input offset voltage ? input voltage (vdd=3[v]) 0 20 40 60 80 100 120 123456 supply voltage [v] common mode rejection ratio [db] -40 25 85 105 bu7295 famil y 0 20 40 60 80 100 120 140 160 123456 supply voltage [v] large signal voltage gain [db] -40 25 85 105 bu7295 famil y bu7295 famil y 0 20 40 60 80 100 120 -60 - 30 0 30 60 90 120 ambient temperature [ ] common mode rejection ratio [db] 5.5v 1.8v 3.0v input offset voltage ? ambient temperature (vicm=vdd,vout=1.5[v]) -10.0 -7.5 -5.0 -2.5 0.0 2.5 5.0 7.5 10.0 - 60 - 30 0 30 60 90 120 ambient temperature [ ] input offset voltage [mv] 1.8v 5.5v 3.0v power supply rejection ratio ? ambient temperature bu7295 famil y fig.82 fig.83 fig.84 fig.85 fig.86 fig.87 fig.91 fig.92 0 20 40 60 80 100 120 140 -60 -30 0 30 60 90 120 ambient temperature [ ] power supply rejection ratio [db] bu7295 family bu7295 famil y bu7295 famil y fig.88 fig.89 fig.90 5.5v common mode rejection ratio ? supply voltage large signal voltage gain ? supply voltage large signal voltage gain ? ambient temperature technical note 19/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7261/bu7261s family, bu7241/bu7241s family, bu7295/bu7295s family, bu7275/bu7275s family bu7262/bu7262s family, bu7242/bu7242s family, bu7264/bu7264s family, bu7244/bu7244s family reference data (bu7241 family) (*)the above data is ability value of sample, it is not guaranteed. bu7241g: -40[ ] ~ +85[ ] bu7241sg: -40[ ] ~ +105[ ] 0 50 100 150 200 250 -60 -30 0 30 60 90 120 supply voltage [v] supply current [ a] 0 10 20 30 40 50 60 123456 supply voltage [v] output voltage low [mv] 0 10 20 30 40 50 60 70 80 0.0 0.5 1.0 1.5 2.0 2.5 3.0 output voltage [v] output sink current [ma] 0 10 20 30 40 50 00.511.522.53 output voltage [v] output source current [ma] 0 50 100 150 200 250 123456 supply voltage [v] supply current [ a] 0 200 400 600 800 0 50 100 150 ambient temperature [ ] pow er dissipation [mw ] . 0 10 20 30 40 50 60 -60 - 30 0 30 60 90 120 ambient temperature [ ] output voltage low [mv] output voltage low ? ambient temperature (rl=10[k ? ]) bu7241 famil y 1.8v 5.5v 3.0v 85 bu7241 famil y bu7241g derating curve 0 1 2 3 4 5 6 123 456 supply voltage [v] output voltage high [v] output voltage high ? supply voltage (rl=10[k ? ]) bu7241 famil y -40 25 85 105 0 1 2 3 4 5 6 -60 -30 0 30 60 90 120 ambient temperature [ ] output voltage high [v] output voltage high ? ambient temperature (rl=10[k ? ]) bu7241 famil y 1.8v 5.5v 3.0v output voltage low ? supply voltage (rl=10[k ? ]) bu7241 famil y -40 25 85 105 bu7241 famil y output sink current ? output voltage (vdd=3[v]) -40 25 85 105 0 10 20 30 40 -60 -30 0 30 60 90 120 ambient temperature [ ] output sink current [ma] bu7241 famil y output sink current ? ambient temperature (vout=vss+0.4[v]) 5.5v 1.8v 3.0v supply current ? supply voltage bu7241 famil y 25 85 105 supply current ? ambient temperature bu7241 famil y 1.8v 5.5v 3.0v 0 200 400 600 800 050100150 ambient temperature [ ] pow er dissipation [mw ] . bu7241sg 105 derating curve bu7241 famil y output source current ? output voltage (vdd=3[v]) bu7241 famil y -40 25 85 105 0 5 10 15 20 - 60 -30 0 30 60 90 120 ambient temperature [ ] output source current [ma] output source current ? ambient temperature (vout=vdd-0.4[v]) bu7241 famil y 1.8v 5.5v 3.0v -40 fig.93 fig.94 fig.95 fig.96 fig.97 fig.98 fig.99 fig.100 fig.101 fig.102 fig.103 fig.104 technical note 20/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7261/bu7261s family, bu7241/bu7241s family, bu7295/bu7295s family, bu7275/bu7275s family bu7262/bu7262s family, bu7242/bu7242s family, bu7264/bu7264s family, bu7244/bu7244s family (*)the above data is ability value of sample, it is not guaranteed. bu7241g: -40[ ] ~ +85[ ] bu7241sg: -40[ ] ~ +105[ ] 0 20 40 60 80 100 120 -60 - 30 0 30 60 90 120 ambient temperature [ ] common mode rejection ratio [db] 0 20 40 60 80 100 120 123 456 supply voltage [v] common mode rejection ratio [db] 0.0 0.5 1.0 1.5 2.0 -60 -30 0 30 60 90 120 ambient temperature [ ] slew rate h-l [v/ s] 60 80 100 120 140 160 - 60 -30 0 30 60 90 120 ambient temperature [ ] large signal voltage gain [db] 60 80 100 120 140 160 123 456 supply voltage [v] large signal voltage gain [db] 0 30 60 90 120 150 - 60 - 30 0 30 60 90 120 ambient temperature [ ] power supply rejection ratio [db] 0.0 0.5 1.0 1.5 2.0 2.5 3.0 - 60 - 30 0 30 60 90 120 ambient temperature [ ] slew rate l-h [v/ s] 0 20 40 60 80 100 1.e+00 1.e+01 1.e+02 1.e+03 1.e+04 1.e+05 1.e+06 1.e+07 1.e+08 frequency[hz] gain [db] 0 50 100 150 200 phase [deg] bu7241 family phase gain -10.0 -7.5 -5.0 -2.5 0.0 2.5 5.0 7.5 10.0 12 34 56 supply voltage [v] input offset voltage [mv] -10.0 -7.5 -5.0 -2.5 0.0 2.5 5.0 7.5 10.0 -60 -30 0 30 60 90 120 ambient temperature [ ] input offset voltage [mv] -15 -10 -5 0 5 10 15 -101234 input voltage [v] input offset voltage [mv] fig.108 fig.109 fig.110 input offset voltage ? ambient temperature (vicm=vdd, vout=1.5[v]) -40 25 85 105 bu7241 famil y bu7241 family 5.5v 1.8v 3.0v bu7241 famil y -40 25 85 105 common mode rejection ratio ? ambient temperature bu7241 famil y 5.5v 1.8v 3.0v bu7241 famil y power supply rejection ratio ? ambient temperature slew rate l-h ? ambient temperature bu7241 famil y 5.5v 1.8v 3.0v bu7241 famil y slew rate h-l ? ambient temperature 5.5v 1.8v 3.0v input offset voltage ? supply voltage (vicm=vdd, vout=1.5[v]) input offset voltage ? input voltage (vdd=3[v]) voltage gain ? frequency fig.111 fig.112 fig.113 fig.114 fig.115 common mode rejection ratio ? supply voltage large signal voltage gain ? supply voltage large signal voltage gain ? ambient temperature bu7241 famil y -40 25 85 105 5.5v 1.8v 3.0v bu7241 famil y -40 25 85 105 bu7241 famil y fig.105 fig.106 fig.107 technical note 21/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7261/bu7261s family, bu7241/bu7241s family, bu7295/bu7295s family, bu7275/bu7275s family bu7262/bu7262s family, bu7242/bu7242s family, bu7264/bu7264s family, bu7244/bu7244s family reference data (bu7242 family) (*)the above data is ability value of sample, it is not guaranteed. bu7242f/fvm/nux: -40[ ] ~ +85[ ] bu7242s f/fvm/nux: -40[ ] ~ +105[ ] 0 100 200 300 400 500 123456 supply voltage [v] supply current [a] 0 20 40 60 80 0.00.51.01.52.02.53.0 output voltage [v] output sink current [ma] 0 1 2 3 4 5 6 -60 -30 0 30 60 90 120 ambient temperature [ ] output voltage high [v] 0 200 400 600 800 1000 0 50 100 150 ambient temperature [ ] power dissipation [mw] . bu7242 famil y supply current ? supply voltage 0 200 400 600 800 - 60 -30 0 30 60 90 120 ambient temperature [ ] supply current [a] supply current ? ambient temperature bu7242 famil y 0 10 20 30 40 50 60 123456 supply voltage [v] output voltage low [mv] output voltage low ? supply voltage (rl=10[k ? ]) bu7242 famil y 0 1 2 3 4 5 6 123456 supply voltage [v] output voltage high [v] output voltage high ? supply voltage (rl=10[k ? ]) bu7242 famil y 0 10 20 30 40 50 60 -60 - 30 0 30 60 90 120 ambient temperature [ ] output voltage low [mv] output voltage low ? ambient temperature (rl=10[k ? ]) bu7242 famil y output sink current ? output voltage (vdd=3[v]) bu7242 famil y 0 10 20 30 40 -60 - 30 0 30 60 90 120 ambient temperature[ ] output sink current [ma] bu7242 famil y output sink current ? ambient temperature (vout=vss+0.4[v]) output voltage high ? ambient temperature (rl=10[k ? ]) bu7242 family bu7242 famil y 85 derating curve bu7242 famil y derating curve 0 5 10 15 20 -60 -30 0 30 60 90 120 ambient temperature [ ] output source current [ma] output source current ? ambient temperature (vout=vdd-0.4[v]) bu7242 famil y 0 10 20 30 40 50 0 0.5 1 1.5 2 2.5 3 output voltage [v] output source current [ma] output source current ? output voltage (vdd=3[v]) 85 -40 25 105 3.0v 1.8v 5.5v -40 25 85 105 -40 25 85 105 1.8v 5.5v 3.0v -40 25 85 105 5.5v 1.8v 3.0v 1.8v 5.5v 3.0v bu7242f bu7242fvm bu7242sf bu7242sfvm 1.8v 5.5v 3.0v -40 25 85 105 bu7242 family 105 fig.116 fig.117 fig.118 fig.119 fig.120 fig.121 fig.122 fig.123 fig.124 fig.125 fig.126 fig.127 bu7242nux bu7242snux 0 200 400 600 800 1000 0 50 100 150 ambient temperature [ ] pow er dissipation [mw] . technical note 22/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7261/bu7261s family, bu7241/bu7241s family, bu7295/bu7295s family, bu7275/bu7275s family bu7262/bu7262s family, bu7242/bu7242s family, bu7264/bu7264s family, bu7244/bu7244s family (*)the above data is ability value of sample, it is not guaranteed. bu7242f/fvm/nux: -40[ ] ~ +85[ ] bu7242s f/fvm/nux: -40[ ] ~ +105[ ] 0.0 0.5 1.0 1.5 2.0 2.5 3.0 -60 -30 0 30 60 90 120 ambient temperature [ ] slew rate l-h [v/s] - 10.0 -7.5 -5.0 -2.5 0.0 2.5 5.0 7.5 10.0 -60-30 0 30 60 90120 ambient temperature [ ] input offset voltage [mv] 0 30 60 90 120 150 -60 -30 0 30 60 90 120 ambient temperature [ ] power supply rejection ratio [db] 0.0 0.5 1.0 1.5 2.0 - 60 - 30 0 30 60 90 120 ambient temperature [ ] slew rate h-l [v/s] voltage gain ? frequency bu7242 famil y 0 20 40 60 80 100 1.e+00 1.e+01 1.e+02 1.e+03 1.e+04 1.e+05 1.e+06 1.e+07 1.e+08 frequency [hz] gain [db] 0 50 100 150 200 phase [deg] -10.0 -7.5 -5.0 -2.5 0.0 2.5 5.0 7.5 10.0 123456 supply voltage[v] input offset voltage [mv] bu7242 family input offset voltage ? ambient temperature (vicm=vdd, vout=1.5[v]) 60 80 100 120 140 160 123456 supply voltage [v] large signal voltage gain [db] -15 -10 -5 0 5 10 15 -101234 input voltage [v] input offset voltage [mv] 0 20 40 60 80 100 120 140 -60 -30 0 30 60 90 120 ambient temperature [ ] large signal voltage gain [db] 0 20 40 60 80 100 120 123456 supply voltage [v] common mode rejection ratio [db] bu7242 famil y 0 20 40 60 80 100 120 - 60 -30 0 30 60 90 120 ambient temperature [ ] common mode rejection ratio [db] bu7242 famil y common mode rejection ratio ? ambient temperature power supply rejection ratio ? ambient tem p erature bu7242 famil y slew rate l-h ? ambient temperature bu7242 famil y bu7242 famil y slew rate h-l ? ambient temperature bu7242 famil y input offset voltage ? supply voltage (vicm=vdd, vout=1.5[v]) bu7242 family input offset voltage ? input voltage (vdd=3[v]) bu7242 famil y phase gain 5.5v 1.8v 3.0v 25 -40 25 85 105 5.5v 1.8v 3.0v 5.5v 1.8v 3.0v 5.5v 1.8v 3.0v -40 25 85 105 -40 85 105 -40 25 85 105 5.5v 1.8v 3.0v bu7242 family fig.128 fig.129 fig.130 fig.131 fig.132 fig.133 fig.134 fig.135 fig.136 fig.137 fig.138 common mode rejection ratio ? supply voltage large signal voltage gain ? supply voltage large signal voltage gain ? ambient temperature technical note 23/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7261/bu7261s family, bu7241/bu7241s family, bu7295/bu7295s family, bu7275/bu7275s family bu7262/bu7262s family, bu7242/bu7242s family, bu7264/bu7264s family, bu7244/bu7244s family reference data (bu7244 family) (*)the above data is ability value of sample , it is not guaranteed. bu7244f: -40[ ] ~ +85[ ] bu7244sf: -40[ ] ~ +105[ ] 0 200 400 600 800 1000 123456 supply voltage [v] supply current [a] 0 5 10 15 20 - 60 - 30 0 30 60 90 120 ambient temperature [ ] output voltage low [mv] 0 200 400 600 800 1000 0 50 100 150 ambient temperature [ ] power dissipation [mw] . 0.00 1.00 2.00 3.00 4.00 5.00 6.00 123 456 supply voltage [v] output voltage high [v] 0 20 40 60 80 0.0 0.5 1.0 1.5 2.0 2.5 3.0 output voltage [v] output sink current [ma] 0 5 10 15 20 123456 supply voltage [v] output voltage low [mv] 0 200 400 600 800 1000 -60-30 0 30 60 90120 ambient temperature [ ] supply current [ a] 85 -40 25 105 bu7244 family supply current ? supply voltage 3.0v 1.8v 5.5v supply current ? supply voltage bu7244 family -40 25 85 105 output voltage low ? supply voltage (rl=10[k ? ]) bu7244 famil y output voltage high ? supply voltage (rl=10[k ? ]) -40 25 85 105 bu7244 famil y 0 2 4 6 8 -60 - 30 0 30 60 90 120 ambient temperature [ ] output voltage high [v] 1.8v 5.5v 3.0v output voltage high ? ambient temperature (rl=10[k ? ]) bu7244 famil y output voltage low ? ambient temperature (rl=10[k ? ]) 1.8v 5.5v 3.0v bu7244 famil y -40 25 85 105 bu7244 famil y output sink current ? output voltage (vdd=3[v]) 0 10 20 30 40 -60 -30 0 30 60 90 120 ambient temperature[ ] output sink current [ma] 5.5v 1.8v 3.0v bu7244 famil y output sink current ? ambient temperature (vout=vss+0.4[v]) derating curve bu7244f 85 derating curve 105 bu7244 famil y 0 5 10 15 20 - 60 -30 0 30 60 90 120 ambient temperature [ ] output source current [ma] 5.5v output source current ? ambient temperature (vout=vdd-0.4[v]) bu7244 famil y -40 25 85 105 output source current ? output voltage (vdd=3[v]) bu7244 famil y 0 10 20 30 40 50 00.511.522.53 output voltage [v] output source current [ma] 3.0v 1.8v bu7244 famil y fig.139 fig.140 fig.141 fig.142 fig.143 fig.144 fig.145 fig.146 fig.147 fig.148 fig.149 fig.150 0 200 400 600 800 1000 0 50 100 150 ambient temperature [ ] pow er dissipation [mw ] . bu7244 sf technical note 24/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7261/bu7261s family, bu7241/bu7241s family, bu7295/bu7295s family, bu7275/bu7275s family bu7262/bu7262s family, bu7242/bu7242s family, bu7264/bu7264s family, bu7244/bu7244s family (*)the above data is ability value of sample , it is not guaranteed. bu7244f: -40[ ] ~ +85[ ] bu7244sf: -40[ ] ~ +105[ ] 0.0 0.5 1.0 1.5 2.0 -60 - 30 0 30 60 90 120 ambient temperature [ ] slew rate h-l [v/ s] 5.5v 1.8v 3.0v bu7244 famil y fig.160 fig.161 common mode rejection ratio ? ambient temperature 0.0 0.5 1.0 1.5 2.0 - 60 -30 0 30 60 90 120 ambient temperature[ ] slew rate l-h [v/s] 5.5v 1.8v 3.0v slew rate l-h ? ambient temperature bu7244 famil y slew rate h-l ? ambient temperature voltage gain ? frequency 0 20 40 60 80 100 1.e+00 1.e+01 1.e+02 1.e+03 1.e+04 1.e+05 1.e+06 1.e+07 1.e+08 frequency [hz] gain [db] 0 50 100 150 200 phase [deg] phase gain bu7244 famil y input offset voltage ? supply voltage (vicm=vdd,vout=1.5[v]) 60 80 100 120 140 160 - 60 -30 0 30 60 90 120 ambient temperature [ ] large signal voltage gain [db] 5.5v 1.8v 3.0v bu7244 family -10.0 -7.5 -5.0 -2.5 0.0 2.5 5.0 7.5 10.0 123456 input voltage [v] input offset voltage [mv] -40 25 85 105 -15 -10 -5 0 5 10 15 -101 234 input voltage [v] input offset voltage [mv] -40 25 85 105 input offset voltage ? input voltage (vdd=3[v]) 0 20 40 60 80 100 120 123456 supply voltage [v] common mode rejection ratio [db] -40 25 85 105 bu7244 family 0 20 40 60 80 100 120 140 160 123456 supply voltage [v] large signal voltage gain [db] -40 25 85 105 bu7244 famil y bu7244 famil y 0 20 40 60 80 100 120 -60 - 30 0 30 60 90 120 ambient temperature [ ] common mode rejection ratio [db] 5.5v 1.8v 3.0v input offset voltage ? ambient temperature (vicm=vdd,vout=1.5[v]) -10.0 -7.5 -5.0 -2.5 0.0 2.5 5.0 7.5 10.0 - 60 - 30 0 30 60 90 120 ambient temperature [ ] input offset voltage [mv] 1.8v 5.5v 3.0v power supply rejection ratio ? ambient temperature bu7244 famil y fig.151 fig.152 fig.153 fig.154 fig.155 fig.156 fig.157 fig.158 fig.159 0 20 40 60 80 100 120 140 -60 - 30 0 30 60 90 120 ambient temperature [ ] pow er supply rejection ratio [db] bu7244 family bu7244 famil y bu7244 famil y common mode rejection ratio ? supply voltage large signal voltage gain ? supply voltage large signal voltage gain ? ambient temperature technical note 25/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7261/bu7261s family, bu7241/bu7241s family, bu7295/bu7295s family, bu7275/bu7275s family bu7262/bu7262s family, bu7242/bu7242s family, bu7264/bu7264s family, bu7244/bu7244s family reference data (bu7275 family) (*)the above data is ability value of sample, it is not guaranteed. bu7275 hfv: -40[ ] ~ +85[ ] bu7275s hfv: -40[ ] ~ +105[ ] 0 2 4 6 8 -60 - 30 0 30 60 90 120 ambient temperature [ ] output voltage high [v] output voltage high ? ambient temperature (rl=10[k ? ]) output sink current ? ambient temperature (vout=vss+0.4[v]) output source current ? output voltage (vdd=3 [v]) fig.168 fig.169 fig.170 fig.171 fig.172 fig.173 0 25 50 75 100 123456 supply voltage [v] supply current [a] 0 5 10 15 -60 - 30 0 30 60 90 120 ambient temperature [ ] output voltage low [mv] 0 200 400 600 800 1000 0 50 100 150 ambient temperature [ ] power dissipation [mw] . 0.00 1.00 2.00 3.00 4.00 5.00 6.00 123 456 supply voltage [v] output voltage high [v] 0 20 40 60 80 0.0 0.5 1.0 1.5 2.0 2.5 3.0 output voltage [v] output sink current [ma] 0 5 10 15 123456 supply voltage [v] output voltage low [mv] 0 25 50 75 100 -60-300 306090120 ambient temperature [ ] supply current [ a] 85 -40 25 105 bu7275 family supply current ? supply voltage 3.0v 1.8v 5.5v supply current ? supply voltage bu7275 famil y -40 25 85 105 output voltage low ? supply voltage (rl=10[k ? ]) bu7275 famil y output voltage high ? supply voltage (rl=10[k ? ]) -40 25 85 105 bu7275 famil y 1.8v 5.5v 3.0v bu7275 family output voltage low ? ambient temperature (rl=10[k ? ]) 1.8v 5.5v 3.0v bu7275 famil y -40 25 85 105 bu7275 famil y output sink current ? output voltage (vdd=3[v]) 0 10 20 30 40 50 -60 -30 0 30 60 90 120 ambient temperature[ ] output sink current [ma] 5.5v 1.8v 3.0v bu7275 famil y derating curve bu7275hfv 85 derating curve 105 bu7275 famil y 0 5 10 15 20 - 60 -30 0 30 60 90 120 ambient temperature [ ] output source current [ma] 5.5v output source current ? ambient temperature (vout=vdd-0.4[v]) bu7275 famil y -40 25 85 105 bu7275 famil y 0 10 20 30 40 50 00.511.522.53 output voltage [v] output source current [ma] 3.0v 1.8v bu7275 famil y fig.162 fig.163 fig.164 fig.165 fig.166 fig.167 0 200 400 600 800 1000 0 50 100 150 ambient temperature [ ] pow er dissipation [mw ] . bu7275shfv technical note 26/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7261/bu7261s family, bu7241/bu7241s family, bu7295/bu7295s family, bu7275/bu7275s family bu7262/bu7262s family, bu7242/bu7242s family, bu7264/bu7264s family, bu7244/bu7244s family (*)the above data is ability value of sample , it is not guaranteed. bu7275hfv: -40[ ] ~ +85[ ] bu7275shfv: -40[ ] ~ +105[ ] slew rate h-l ? ambient temperature voltage gain ? frequency 0 20 40 60 80 100 1.e+00 1.e+01 1.e+02 1.e+03 1.e+04 1.e+05 1.e+06 1.e+07 1.e+08 frequency [hz] gain [db] 0 50 100 150 200 phase [deg] 0.0 0.2 0.4 0.6 0.8 1.0 - 60 -30 0 30 60 90 120 ambient temperature [ ] slew rate l-h [v/ s] 0.0 0.2 0.4 0.6 0.8 1.0 -60-300 306090120 ambient temperature [ ] slew rate h-l [v/ s] 60 80 100 120 140 160 - 60 - 30 0 30 60 90 120 ambient temperature [ ] large signal voltage gain [db] -10 -8 -6 -4 -2 0 2 4 6 8 10 12 34 56 input voltage [v] input offset voltage [mv] -10 -8 -6 -4 -2 0 2 4 6 8 10 -101 234 input voltage [v] input offset voltage [mv] 0 20 40 60 80 100 120 123456 supply voltage [v] common mode rejection ratio [db] 0 20 40 60 80 100 120 140 160 123456 supply voltage [v] large signal voltage gain [db] 0 20 40 60 80 100 120 -60 - 30 0 30 60 90 120 ambient temperature[ ] common mode rejection ratio [db] -10.0 -7.5 -5.0 -2.5 0.0 2.5 5.0 7.5 10.0 - 60 - 30 0 30 60 90 120 ambient temperature [ ] input offset voltage [mv] 0 20 40 60 80 100 120 140 -60 - 30 0 30 60 90 120 ambient temperature [ ] pow er supply rejection ratio [db] common mode rejection ratio ? ambient temperature 5.5v 1.8v 3.0v slew rate l-h ? ambient temperature bu7275 famil y 5.5v 1.8v 3.0v bu7275 famil y phase bu7275 family input offset voltage ? supply voltage (vicm=vdd,vout=1.5[v]) 5.5v 1.8v 3.0v bu7275 famil y -40 25 85 105 -40 25 85 105 input offset voltage ? input voltage (vdd=3[v]) -40 25 85 105 bu7275 family -40 25 85 105 bu7275 family bu7275 family 5.5v 1.8v 3.0v input offset voltage ? ambient temperature (vicm=vdd,vout=1.5[v]) 1.8v 5.5v 3.0v bu7275 famil y fig.174 fig.175 fig.176 fig. 177 fig.178 fig.179 fig.180 fig.181 fig.182 fig.183 fig.184 bu7275 family bu7275 famil y bu7275 famil y gain power supply rejection ratio ? ambient tem p erature common mode rejection ratio ? supply voltage large signal voltage gain ? supply voltage large signal voltage gain ? ambient temperature technical note 27/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7261/bu7261s family, bu7241/bu7241s family, bu7295/bu7295s family, bu7275/bu7275s family bu7262/bu7262s family, bu7242/bu7242s family, bu7264/bu7264s family, bu7244/bu7244s family test circuit 1 null method vdd, vss, ek, vicm unit: [v] parameter vf s1 s2 s3 vdd vss ek vicm calculation input offset voltage vf1 on on off 3 0 -1.5 3 1 large signal voltage gain vf2 on on on 3 0 -0.5 1.5 2 vf3 -2.5 common-mode rejection ratio (input common-mode voltage range) vf4 on on off 3 0 -1.5 0 3 vf5 3 power supply rejection ratio vf6 on on off 1.8 0 -0.9 0 4 vf7 5.5 calculation 1. input offset voltage (vio) 2. large signal voltage gain (av) 3. common-mode rejection ratio (cmrr) 4. power supply rejection ratio (psrr) fig.185 test circuit 1 (one channel only) vio |vf1| = 1+rf/rs [v] a v |vf2-vf3| = 2(1+rf/rs) [db] 20log cmrr |vf4-vf5| = 1.8(1+rf/rs) [db] 20log psrr |vf6-vf7| = 3.7(1+rf/rs) [db] 20log vdd rf=50[k ] ri=1[m ] 0.015[f] rs=50[ ] sw2 rl sw3 500[k ] 500[k ] 0.01[f] ek 15[v] dut vss vrl 50[k ] vicm sw1 0.015[f] ri=1[m ] vo vf 1000[pf] 0.1[f] -15[v] ll rs=50[ ] technical note 28/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7261/bu7261s family, bu7241/bu7241s family, bu7295/bu7295s family, bu7275/bu7275s family bu7262/bu7262s family, bu7242/bu7242s family, bu7264/bu7264s family, bu7244/bu7244s family test circuit2 switch condition sw no. sw 1 sw 2 sw 3 sw 4 sw 5 sw 6 sw 7 sw 8 sw 9 sw 10 sw 11 sw 12 supply current off off on off on off off off off off off off maximum output voltage rl=10 [k ? ] off on off off on off off on off off on off output current off on off off on off off off off on off off slew rate off off on off off off on off on off off on maximum frequency on off off on on off off off on off off on fig.186 test circuit 2 input waveform output waveform fig.187. slew rate input output wave sw1 sw2 sw9 sw10 sw11 sw8 sw5 sw6 sw7 cl sw12 sw4 r1 1[k ] r2 100[k ] rl gnd vdd=3[v] vo vin- vin+ t vin [v] 3[v p-p ] 3[v] 0[v] vout [v] sr = technical note 29/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7261/bu7261s family, bu7241/bu7241s family, bu7295/bu7295s family, bu7275/bu7275s family bu7262/bu7262s family, bu7242/bu7242s family, bu7264/bu7264s family, bu7244/bu7244s family vdd vss in vbias out class ab control vbias in test circuit 3 channel separation fig.188 test circuit 3 schematic diagram v vdd vss r2=100[k ? ] r1=1[k ? ] vdd vss vout1 =1[vrms] v vin vout2 cs=20log 100vout1 vout2 r2=100[k ? ] r1//r2 r1//r2 r1=1[k ? ] fig.189 simplified schematic technical note 30/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7261/bu7261s family, bu7241/bu7241s family, bu7295/bu7295s family, bu7275/bu7275s family bu7262/bu7262s family, bu7242/bu7242s family, bu7264/bu7264s family, bu7244/bu7244s family examples of circuit voltage follower inverting amplifier non-inverting amplifier fig. 190 voltage follower circuit fig. 191 inverting amplifier circuit fig. 192 non-inverting amplifier circuit voltage gain is 0 [db]. this circuit controls output voltage (vout) equal input voltage (vin), and keeps vout with stable because of high input impedance and low output impedance. vout is shown next formula. vout=vin for inverting amplifier, vin is amplified by voltage gain decided r1 and r2, and phase reversed voltage is outputted. vout is shown next formula. vout=-(r2/r1) ? vin input impedance is r1. for non-inverting amplifier, vin is amplified by voltage gain decided r1 and r2, and phase is same with vin. vout is shown next formula. vout=(1+r2/r1) ? vin this circuit realizes high input impedance because input impedance is operational am plifier?s input impedance. vss vout vin vdd r2 r1 vss r1//r2 vin vout vdd vss r2 vdd vin vout r1 technical note 31/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7261/bu7261s family, bu7241/bu7241s family, bu7295/bu7295s family, bu7275/bu7275s family bu7262/bu7262s family, bu7242/bu7242s family, bu7264/bu7264s family, bu7244/bu7244s family examples of circuit adder circuit differential amplifier fig. 194 differential amplifier fig. 193 adder circuit a dder circuit output the vo ltage that added up input voltage. a phase of the output voltage turns over, because non-inverting circuit is used. vout is shown next formula. vout = -r3(vin1/r1+vin2/r2) when three input voltage is as above, it connects with input through resistance like r1 and r2. differential amplifier output the voltage that amplified a differ ence of input voltage. in the case of r1=r3=ra, r2=r4=rb vout is shown next formula. vout = -rb/ra(vin1-vin2) r1 r2 vin1 vin2 r3 vdd vout vss r2 r1 vdd vss r3 vout vin1 vin2 r4 technical note 32/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7261/bu7261s family, bu7241/bu7241s family, bu7295/bu7295s family, bu7275/bu7275s family bu7262/bu7262s family, bu7242/bu7242s family, bu7264/bu7264s family, bu7244/bu7244s family description of electr ical characteristics described here are the terms of electric characteristics used in this technical note. items and symbols used are also shown. note that item name and symbol and their meaning may differ from those on another manufacture?s document or general document. 1. absolute maximum ratings absolute maximum rating item indicates the condition which mu st not be exceeded. application of voltage in excess of absolute maximum rating or use out of absolute maximum ra ted temperature environment may cause deterioration of dharacteristics. 1.1 power supply voltage (vdd/vss) indicates the maximum voltage that can be applied between the positive power supply terminal and negative power supply terminalwithout deterioration or destruct ion of characteristics of internal circuit. 1.2 differential input voltage (vid) indicates the maximum voltage that can be applied between non-inverting terminal and inverting terminal without deterioration and destruction of characteristics of ic. 1.3 input common-mode voltage range (vicm) indicates the maximum voltage that can be applied to no n-inverting terminal and inverting terminal without deterioration or destruction of characte ristics. input common-mode voltage rang e of the maximum ratings not assure normal operation of ic. when normaloperation of ic is des ired, the input common-mode voltage of characteristics item must be followed. 1.4 power dissipation (pd) indicates the power that can be consumed by spec ified mounted board at t he ambient temperature 25 (normal temperature). as for package product, pd is determined by the temper ature that can be permitted by ic chip in the package (maximum junction temperature) and t hermal resistance of the package. 2. electrical characteristics item 2.1 input offset voltage (vio) indicates the voltage difference between non-inverting termi nal and inverting terminal. it can be translated into the input voltage difference required for setting the output voltage at 0 [v]. 2.2 input offset current (iio) indicates the difference of input bias current bet ween non-inverting terminal and inverting terminal. 2.3 input bias current (ib) indicates the current that flows into or out of the input terminal. it is defined by the average of input bias current at non-inverting terminal and input bias current at inverting terminal. 2.4 circuit current (idd) indicates the ic current that flows under specified conditions and no-load steady status. 2.5 high level output voltage / low level output voltage (vom) indicates the voltage range that can be output by the ic und er specified load condition. it is typically divided into high-level output voltage and low-level output voltage. high -level output voltage indicates the upper limit of output voltage. low-level output voltage indicates the lower limit. 2.6 large signal voltage gain (av) indicates the amplifying rate (gain) of output voltage a gainst the voltage difference between non-inverting terminal and inverting terminal. it is normally the amplifying rate (gain) with reference to dc voltage. av = (output voltage fluctuation) / (input offset fluctuation) 2.7 input common-mode voltage range (vicm) indicates the input voltage range where ic operates normally. 2.8 common-mode rejection ratio (cmrr) indicates the ratio of fluctuation of in put offset voltage when in-phase input voltage is changed. it is normally the fluctuation of dc. cmrr =(change of input common-mode vo ltage)/(input offset fluctuation) 2.9 power supply rejection ratio (psrr) indicates the ratio of fluctuation of input offset voltage when supply voltage is changed. it is normally the fluctuation of dc . psrr=(change of power supply voltage)/(input offset fluctuation) 2.10 channel separation (cs) indicates the fluctuation of input offset voltage or that of output vo ltage with reference to the change of output voltage of driven channel. 2.11 slew rate (sr) indicates the time fluctuation ratio of volt age output when step input signal is applied. 2.12 unity gain frequency (ft) indicates a frequency where the voltage gain of op-amp is 1. 2.13 total harmonic distortion + noise (thd+n) indicates the fluctuation of input offset voltage or that of output vo ltage with reference to the change of output voltage of driven channel. 2.14 input referred noise voltage (vn) indicates a noise voltage generated inside the operational amplifier equivalent by ideal voltage source connected in series with input terminal. technical note 33/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7261/bu7261s family, bu7241/bu7241s family, bu7295/bu7295s family, bu7275/bu7275s family bu7262/bu7262s family, bu7242/bu7242s family, bu7264/bu7264s family, bu7244/bu7244s family 0 200 400 600 800 1000 0 50 100 150 ambient temperature[ ] pow er dissipation [m w ] 620[mw] 480[mw] 412[mw] 85 0 200 400 600 800 1000 0 50 100 150 ambient temperature[ ] pow er dissipation [m w ] 620[mw] 480[mw] 412[mw] 105 0 200 400 600 800 1000 0 50 100 150 am bient temperature[ ] pow er dissipation [mw ] 488[mw] 85 0 200 400 600 800 1000 050100150 ambient temperature[ ] pow er dissipation [mw ] 488[mw] 105 0 200 400 600 800 1000 0 50 100 150 am bient tem perature[ ] pow er dissipation [mw ] 85 535[mw] 540[mw] 0 200 400 600 800 1000 0 50 100 150 am bient tem perature[ ] pow er dissipation [m w ] 105 535[mw] 540[mw] 0 ta[ ] p2 p1 25 125 75 100 50 [w] pd(max) tj(max) ja2 ja1 ja2 < ja1 ambient temperature ta [ ] (b) derating curve derating curve power dissipation (total loss) indicates the power that can be consumed by ic at ta=25 (normal temperature).ic is heated when it consumed power, and the temperature of ic ship bec omes higher than ambient temper ature. the temperature that can be accepted by ic chip depends on circuit configurati on, manufacturing process, and consumable power is limited. power dissipation is determined by the temperature allowed in ic chip (maximum junction temperature) and thermal resistance of package (heat dissipation capability). the maximum junction temperature is typically equal to the maximum value in the storage temperature range. heat generated by consumed power of ic radiates from the mold resin or lead frame of the package. the parameter which indicates this heat dissipa tion capability (hardness of heat release) is called thermal resistance, represented by the symbol j-a[ /w]. the temperature of ic inside the package can be estimated by this thermal resistance. fig.195 (a) shows the model of t hermal resistance of the package. thermal resistance ja, ambient temperature ta, junction temperature tj, and power dissi pation pd can be calculated by the equation below : ja (tj ta) / pd [ /w] ????? ( ) derating curve in fig.195(b) indicates power that can be consumed by ic with reference to ambi ent temperature. power that can be consumed by ic with reference to ambient temperature. power that can be consumed by ic begins to attenuate at certain ambient temperature. this gradi ent is determined by thermal resistance ja. thermal resistance ja depends on chip size, power consumption, package, ambient temperature, package condition, wind ve locity, etc even when the same of package is used. thermal reduction curve indicates a referenc e value measured at a specifi ed condition. fig196(c) ~ (h) show a derating curve for an example of low voltage full swing cmos op-amp. (*26) (*27) (*28) (*29) (*30) (*31) unit 5.4 6.2 4.8 4.12 5.35 4.88 [mw/ ] when using the unit above ta=25[ ], subtract the value above per degree[ ]. permissible dissipation is the value. when fr4 glass epoxy board 70[mm]70[mm]1 .6[mm] (cooper foil area below 3[ ]) is mounted. fig. 195 thermal resistance and derating fig. 196 derating curve (c) bu7261g bu7241g (d) bu7262f/fvm/nux bu7242f/fvm/nux bu7261g(*26) bu7241g(*26) bu7262f(*27) bu7242f(*27) bu7262fvm(*28) bu7242fvm(*28) (f) bu7261sg bu7241sg bu7261sg(*26) bu7241sg(*26) bu7262nux(*29) bu7242nux(*29) bu7262sf(*27) bu7242sf(*27) bu7262sfvm(*28) bu7242sfvm(*28) bu7262snux(*29) bu7242snux(*29) (g) bu7262s f/fvm/nux bu7242s f/fvm/nux (e) BU7264F bu7244f (h) bu7264sf bu7244sf BU7264F(*31) bu7244f(*31) bu7264sf(*31) bu7244sf(*31) bu7295hfv(*30) bu7275hfv(*30) bu7295shfv(*30) bu7275shfv(*30) bu7275hfv bu7295hfv bu7275shfv bu7295shfv ?? ta [ ] ??? tj [ ] M p [w] ja = ( tj ` ta ) / pd [ /w] ambient temperature ta [ ] chip surface temperature tj [ ] power dissin] (a)thermal resistance technical note 34/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7261/bu7261s family, bu7241/bu7241s family, bu7295/bu7295s family, bu7275/bu7275s family bu7262/bu7262s family, bu7242/bu7242s family, bu7264/bu7264s family, bu7244/bu7244s family notes for use 1) absolute maximum ratings absolute maximum ratings are the values which indicate t he limits, within which the given voltage range can be safely charged to the terminal. however, it does not guarantee the circuit operation. 2) applied voltage to the input terminal for normal circuit operation of voltage comparator, please input voltage for its input terminal within input common mode voltage vdd + 0.3[v]. then, regardless of power supply voltage, vss-0.3[v] can be applied to input termina ls without deterioration or destruction of its characteristics. 3) operating power supply (split power supply/single power supply) the voltage comparator operates if a given le vel of voltage is applied between vdd and vss. therefore, the operational amplifier can be operated under single power supply or split power supply. 4) power dissipation (pd) if the ic is used under excessive power dissipation. an incr ease in the chip temperature wi ll cause deterioration of the radical characteristics of ic. for example, reduction of curr ent capability. take consider ation of the effective power dissipation and thermal design with a sufficient margin. pd is reference to the provided power dissipation curve. 5) short circuits between pins and incorrect mounting short circuits between pins and incorrect mounting when mount ing the ic on a printed circui ts board, take notice of the direction and positioning of the ic. if ic is mounted erroneously, it may be damaged. also, when a foreign object is inserted between output, between output and vdd terminal or vss terminal which causes short circuit, the ic may be damaged. 6) using under strong electromagnetic field be careful when using the ic under strong elec tromagnetic field because it may malfunction. 7) usage of ic when stress is applied to the ic through warp of the printed circuit board, the characteristics may fluctuate due to the piezo effect. be careful of the warp of the printed circuit board. 8) testing ic on the set board when testing ic on the set board, in cases where the capaci tor is connected to the low impedance, make sure to discharge per fabrication because there is a po ssibility that ic may be damaged by stress. when removing ic from the set board, it is essential to cut supply voltage. as a coun termeasure against the static electricity, observe proper groundi ng during fabrication process and take due care when carrying and storage it. 9) the ic destruction caused by capacitive load the transistors in circuits may be damaged when vdd terminal and vss terminal is shorted with the charged output terminal capacitor.when ic is used as a operational amplifier or as an application circuit, where oscillation is not activated by an output capacitor, the output capacitor must be kept below 0.1[ f] in order to prevent the damage mentioned above. 10) decupling capacitor insert the decupling capacitance between vdd and vss, for stable operation of operational amplifier. 11) latch up be careful of input voltage that exceed the vdd and vss. when cmos device have sometimes occur latch up operation. and protect the ic from abnormaly noise 12) decupling capacitor insert the decupling capacitance between vdd and vss, for stable operation of operational amplifier. technical note 35/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7261/bu7261s family, bu7241/bu7241s family, bu7295/bu7295s family, bu7275/bu7275s family bu7262/bu7262s family, bu7242/bu7242s family, bu7264/bu7264s family, bu7244/bu7244s family ordering part number b u 7 2 6 2 s f v m - t r part no. part no. ? 7261 7261s ? 7264 7264s ? 7241 7241s ? 7244 7244s ? 7262 7262s ? 7295 7295s ? 7242 7242s ? 7275 7275s package g : ssop5 f : sop8, sop14 fvm : msop8 nux : vson008x2030 hfv : hvsof5 packaging and forming specification e2: embossed tape and reel (sop8/sop14) tr: embossed tape and reel (ssop5/msop8/vson008x2030/hvsof5) ? order quantity needs to be multiple of the minimum quantity. technical note 36/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7261/bu7261s family, bu7241/bu7241s family, bu7295/bu7295s family, bu7275/bu7275s family bu7262/bu7262s family, bu7242/bu7242s family, bu7264/bu7264s family, bu7244/bu7244s family direction of feed reel ? order quantity needs to be multiple of the minimum quantity. r1010 a www.rohm.com ? 2010 rohm co., ltd. all rights reserved. notice rohm customer support system http://www.rohm.com/contact/ thank you for your accessing to rohm product informations. more detail product informations and catalogs are available, please contact us. notes no copying or reproduction of this document, in part or in whole, is permitted without the consent of rohm co.,ltd. the content specied herein is subject to change for improvement without notice. the content specied herein is for the purpose of introducing rohm's products (hereinafter "products"). if you wish to use any such product, please be sure to refer to the specications, which can be obtained from rohm upon request. examples of application circuits, circuit constants and any other information contained herein illustrate the standard usage and operations of the products. the peripheral conditions must be taken into account when designing circuits for mass production. great care was taken in ensuring the accuracy of the information specied in this document. however, should you incur any damage arising from any inaccuracy or misprint of such information, rohm shall bear no responsibility for such damage. the technical information specied herein is intended only to show the typical functions of and examples of application circuits for the products. rohm does not grant you, explicitly or implicitly, any license to use or exercise intellectual property or other rights held by rohm and other parties. rohm shall bear no responsibility whatsoever for any dispute arising from the use of such technical information. the products specied in this document are intended to be used with general-use electronic equipment or devices (such as audio visual equipment, ofce-automation equipment, commu- nication devices, electronic appliances and amusement devices). the products specied in this document are not designed to be radiation tolerant. while rohm always makes efforts to enhance the quality and reliability of its products, a product may fail or malfunction for a variety of reasons. please be sure to implement in your equipment using the products safety measures to guard against the possibility of physical injury, re or any other damage caused in the event of the failure of any product, such as derating, redunda ncy, re control and fail-safe designs. rohm shall bear no responsibility whatsoever for your use of any product outside of the prescribed scope or not in accordance with the instruction manual. the products are not designed or manufactured to be used with any equipment, device or system which requires an extremely high level of reliability the failure or malfunction of which may result in a direct threat to human life or create a risk of human injury (such as a medical instrument, transportation equipment, aerospac e machinery, nuclear-reactor controller, fuel- controller or other safety device). rohm shall bear no responsibility in any way for use of any of the products for the above special purposes. if a product is intended to be used for any such special purpose, please contact a rohm sales representative before purchasing. if you intend to export or ship overseas any product or technology specied herein that may be controlled under the foreign exchange and the foreign trade law, you will be required to obtain a license or permit under the law. |
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