www.belling.com.cn 1 200ma low consumption linear regulator rev1.8 - revised oct 2013 bl8064 description bl8064 series is a group of positive voltage output, low power consumption, low dropout voltage, three termi nal regulator. it can provide 20 0ma output current when input / output voltage differential drops to 43 0 mv vout = 2.8 v , the very l ow power consumption of bl8064 iq= 1 .0ua can greatly improve natural life of batteries. bl8064 can provide output value in the range of 1. 1 v~ 5 . 5 v in 0.1v steps. it also can be customized on command. bl8064 includes high accuracy voltage reference, error amplifier, current limit circuit and output driver module. bl8064 has well load transient response and good temperature characteristic, and it uses trimming technique to guarantee output voltage accuracy within2%. features ? low power consumption: 1 .0ua typ. ? maximum output current: 20 0ma ? small dropout voltage ? 21 0mv@100ma (vout= 2.8 v) ? 43 0mv@2 0 0ma (vout= 2.8 v) ? input voltage range:1.5v~ 8 v ? output voltage range:1.1v~5.5 v (customized on command in 0.1v steps) ? highly accurate: 2% ( 1% customized ? output current limit applications ? battery powered equipment ? power management of mp3 pda dsc mouse ps2 games ? reference voltage source regulation after switching powe r typical application n ote : input capacitor (cin=1uf) and output capacitor (cout=1uf) are recommended in all application circuit. ceramic capacitor is recommended. electrical characteristics output voltage vs. output current (vout= 2.8 v) 2.0 2.2 2.4 2.6 2.8 3.0 0 100 200 300 vout(v) iout(ma) bl 8064
www.belling.com.cn 2 bl8064 ordering information bl8064 1 2 3 4 5 code description 1 temperature&rohs: c: - 40~85 ? c ,pb free rohs std. 2 package type: b3:sot - 23 - 3 b3a:tsot - 23 b5:sot - 23 - 5 c3:sot - 89 - 3 h:to - 92 3 packing type: tr:tape&reel (standard) bg:bag (to - 92) 4 output voltage: e.g. 11 = 1.1 v 15=1.5v 55=5.5 v 5 voltage accuracy: 1= 1% blank(default)= 2% marking descripton output voltage code vout code vout code vout code 1.2v 2 3.0v 4.4v 1. 3 v 3 3.1v 4.5v 1.5v 5 3.2v 4.6v 1. 8 v 8 3.3v 4.7v 2. 0 v 3.5v 4.9v 2. 2 v 3.6v 5.0v 2. 3 v 3.7v 5.1v 2. 4 v 3.8v 5.2v 2.5v 3.9v 5.3v 2.6v 4.0v 5.4v 2.7v 4.1v 5.5v 2.8v 4.2v 2.9v 4.3v y: the year of manufacturing, 1 stands for year 20 11 , 2 stands for year 201 2 , and 8 stands for year 201 8 . w: the week of manufacturing. a stands for week 1,z stands for week 26, stands for week 27, stands for week 52. pin configuration product classification bl8064 cb3tr marking nxyw n:product code x:output voltage yw date code product classification bl8064 cb3 a tr marking nxyw n:product code x:output voltage yw date code product classification bl8064 cb 5 tr marking nxyw n:product code x:output voltage yw date code product classification bl8064 cc3tr marking nxx llbyw n:product code xx:output voltage ll:lot no. b:fab code yw:date code product classification bl8064 chbg marking nxx llbyw n:product code xx:output voltage ll:lot no. b:fab code yw:date code gnd ground pin vin supply voltage input vout output voltage en chip enable nc no connection 0 4 1 5 2 6 3 7 4 8 5 9 6 0 ? 7 1 8 2 9 3 0 4 1 5 2 3 a z
www.belling.com.cn 3 bl8064 absolute maximum rating parameter value max input voltage 10 v operating junction temperature(tj) 125 ? c ambient temperature(ta) - 40 ? c - 85 ? c power dissipation sot - 23 - 3 250mw tsot - 23 250mw sot - 23 - 5 250mw sot - 89 - 3 500mw to - 92 500mw storage temperature(ts) - 40 ? c - 150 ? c lead temperature & time 260 ? c ,10s note: exceed these limits to damage to the device. exposure to absolute maximum rating conditions may affect device reliability. recommended work conditions item min recommended max. unit input voltage range 8 v ambient temperature - 40 85 ? c electrical characteristics (test conditions: cin=1uf, cout=1uf, ta=25 ? c, unless otherwise specified) symbol parameter conditions min type max units vin input voltage 8 v vout output voltage vout x0.98 vout x1.02 v iout(max.) maximum output current vin - vout=1v 2 0 0 ma dropout voltage input - output voltage differential iout=100ma vout ? ? ce input voltage h ce input voltage l ? vout vin vout ? ? ? vout ? vout t vout ? ? ?
www.belling.com.cn 4 bl8064 block diagram e xplanation bl8064 is a series of low dropout voltage and low power consumption three pins regulator. its application circuit is very simple, which only needs two outside capacitors. it is composed of these modules: high accuracy voltage reference, current limit circuit, er ror amplifier, output driver and power transistor. current limit module can keep chip and power system away from danger w hen load current is more than 2 0 0ma. bl8064 uses trimming technique to assure the accuracy of output value within2%, at the same ti me, temperature compensation is elaborately considered in this chip, which makes bl8064 s temperature coefficient within 10 0ppm/ ? c
www.belling.com.cn 5 bl8064 typical performance characteristics 1 3 5 2.0 2.2 2.4 2.6 2.8 3.0 0 100 200 300 vout(v) iout(ma) 0.0 0.5 1.0 1.5 2.0 2.5 3.0 0 3 6 9 12 vout(v) vin(v) iout=1ma iout=10ma 0 200 400 600 800 0 50 100 150 200 250 300 dropout(mv) iout(ma) vout=2.8v 0 10 20 30 40 50 60 70 80 1 10 100 1000 10000 psrr(db) freq(hz) 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 0 3 6 9 12 iq(ua) vin(v) 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 0 100 200 300 400 vout(v) iout(ma)
www.belling.com.cn 6 bl8064 7 cin=cout=1uf iout=10ma vout=2.8v cin=cout=1uf vin=4v vout=2.8v 9 5v 4v vin vout 1ma 100ma output current output voltage vin vout
www.belling.com.cn 7 bl8064 package line package t sot - 23 devices per reel 3000pcs unit mm package dimension package sot - 23 - 3 devices per reel 3000pcs unit mm package dimension
www.belling.com.cn 8 bl8064 package sot - 23 - 5 devices per reel 3 000 pcs unit mm package dimension : package sot - 89 - 3 devices per reel 1 000 pcs unit mm package dimension :
www.belling.com.cn 9 bl8064 package to - 92 devices per bag 1 000 pcs unit mm package dimension:
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