View LQD25A48-5V0-3V3RA_6626536.PDF datasheet online --- IC-ON-LINE

Datasheet File OCR Text:

file name: lf_quarter_brick_d_value.pdf rev: 13 oct 2004 additionally, a patent pending, full wave coupled inductor topology yields some of the highest full load efficiencies in the industry. the quarter-brick series has, as standard features, remote on/off capability, adjustable output voltage trim from 90 to 110% of nominal, over- current/under-voltage protection, and full international safety approval including en60950-1 vde and ul60950 ul/cul. the quarter-brick series is a new high efficiency, open-frame, isolated, non- parallelable, dual-output converter product in an industry standard quarter-brick footprint and operating from a 36 to 75vdc supply. this new series elevates the power density threshold for high-end application design requirements where high output current at low voltages are required. the converter architecture takes advantage of open-frame construction to provide low mass and a low thermal impedance for a single board design. t wo independent outputs high full load efficiency low profile through hole version wide ambient temperature range, -40?c to +85?c 90% to 110% output trim basic insulation system overvoltage and overtemperature protection remote on/off approvals to en60950-1 (vde) and ul60950 (ul/cul) 1 00v, 100msec input voltage transient rated up to 100% load imbalance starts into pre-biased outputs t racking monotonic startup secondary side control, no optocouplers, fast transient load response quarter-brick dual series | 30a dc/dc high efficiency, high current, low profile dc/dc converters 1 quarter-brick series dual output value products [ 2 year warranty ] patent no. 6,765,810 other patents pending
absolute maximum ratings input characteristics t urn on/off sxa10 series | 60w dc/dc quarter-brick dual series | 30a dc/dc high efficiency, high current, low profile dc/dc converters 2 characteristic symbol min typ max units notes and conditions input voltage - turn on v in (on) 35.5 36 v dc input voltage - turn off v in (off) 33 33.5 35 v dc tu rn on delay - enabled, t delay 14 20 msec with the remote on/off signal then power applied (power) asserted, time from when v in > v in (oper) until vout is within total regulation band tu rn on delay - power t delay 14 20 msec with v in = v in (nom) , then applied, then enabled (enable) remote on/off asserted, time until vo within total error band rise time t rise 46 msec from 10% to 90%, full resistive load, no external capacitance stresses in excess of the maximum ratings can cause permanent damage to the device. operation of the device is not implied at these or any other conditions in excess of those given in the specification. exposure to absolute maximum ratings can adversely affect devi ce reliability. all specifications are typical at nominal input vin = 48v, with full rated resistive load on both outputs at 25 ? c ambient unless otherwise stated. characteristic symbol min typ max units notes and conditions input voltage - continuous v in (cont) -0.3 75 v dc v in (+) - v in (-) input voltage - peak/surge v in (peak) -0.3 100 v dc transients 100msec or less in duration input voltage - remote pin v rem (peak) -0.3 75 v dc peaks of any duration operating temperature top -40 85 ?c measured at ambient. see application note 137 for details storage temperature t storage -55 125 ?c maximum rated output power lqd30a48-3v3-1v2 p out (max) 67.5 w lqd30a48-3v3-1v5 p out (max) 72.0 w lqd30a48-3v3-1v8 p out (max) 76.5 w lqd30a48-3v3-2v5 p out (max) 87.0 w lqd25a48-5v0-3v3 p out (max) 99.5 w characteristic symbol min typ max units notes and conditions input voltage - operating v in (oper) 36 48 75 v dc input current - no load l in 50 80 madc v in (min) - v in (max) , enabled input current - quiescent l in (off) 36 madc converter disabled inrush current (i 2 t) inrush 0.05 a 2 s see application note 137 for inrush current ratio i t /i m 22 inrush test circuit input ripple rejection 50 db frequency <1 khz input fuse 10 a slow blow/antisurge hrc r ecommended 200v rating see application note 137 file name: lf_quarter_brick_d_value.pdf rev: 13 oct 2004
quarter-brick dual series | 30a dc/dc high efficiency, high current, low profile dc/dc converters 3 www.artesyn.com signal electrical interface isolation characteristic symbol min typ max units notes and conditions input to output test voltage 2250 v dc test duration 1s input to output capacitance 1200 pf input to output resistance 10 m? measured with 500 v dc input to output insulation system basic characteristic - signal name symbol min typ max units notes and conditions at remote on/off (control) pin see notes 1 and 2 open collector or equivalent see application note 137 for compatible r emote on/off details control pin open circuit voltage v ih 2.8 3.5 v i ih = 0a; open circuit voltage high level input voltage v ih 2.4 v converter guaranteed on when control pin is greater than v ih (min) high level input current i ih 10 a current flowing into control pin when pin is pulled high (max. at v ih = 75v) acceptable high level i ih (leakage) -10 a acceptable leakage current from leakage current signal pin into the open collector driver (neg = from converter) low level input voltage v ii 0.4 v converter guaranteed off when control pin is < v il (max) low level input current i il (max) -0.4 -0.5 ma v ii = 0.0 v, maximum source current from converter with short circuit common protection/control characteristic symbol min typ max units notes and conditions overtemperature shutdown tots 120 125 130 ?c hotspot temperature non- threshold latching shutdown protection. see application note 137 file name: lf_quarter_brick_d_value.pdf rev: 13 oct 2004 reliability and service life characteristic symbol min typ max units notes and conditions mean time between failure mtbf 2,883,816 hours telcordia tech. sr-332 t amb = 25oc, tcase = 20oc rise airflow = 400lfm, v in = v in (nom), i out 1,2 = 50% i out 1,2 (max)
sxa10 series | 60w dc/dc quarter-brick dual series | 30a dc/dc high efficiency, high current, low profile dc/dc converters 4 other specifications characteristic symbol min typ max units notes and conditions switching frequency f sw 480 khz all models w eight 34 g environmental requirements characteristic symbol min typ max units notes and conditions thermal performance -40 120 ?c hotspot temperature altitude 3000 m derate total max. output current by 20% 9843 ft derate total max. output current by 20% 10000 m derate total max. output current by 50% 32808 ft derate total max. output current by 50% t ype parameter reference test level air temperature iec 60068-2-1 ab/ad: -40?c, 16h cold iec 680068-2-2 bb/bd: dry heat +70?c, 16h iec 68-2-14 nb: rate of -5?c/+45?c, 0.5oc/min 2 cycles, 3h ea change relative humidity iec60068-2-56 +35oc, 93% rh, 4 days 50%, of samples powered cb: damp heat, steady at 10% load and 50% unpowered state v ibration iec60068-2-6 3 axes, 5 sweeps per axis, unpowered on test card. fc: sinusoidal freq. range and displacement 5-9hz, 1.2mm. freq. range and acceleration 9-200hz, 10m/s 2 shock and bump iec 60068-2-29 100 bumps each of 6 directions, mounted on test card and eb: bump powered on. shock spectrum half-sine, duration 11ms, acceleratoin: 50m/sec 2 emc electromagnetic compatibility ^ phenomenon port standard test level notes and conditions immunity: esd enclosure en61000-4-2 6kv contact level 3, (output within specification) 8kv air level 3, (output within specification) radiated field enclosure en61000-4-3 10v/m level 3, (output within specification) x and y axes conducted dc power en61000-4-6 10v level 3, (output within specification) input transients dc power 100v, 100ms with recommended class b external filter, no load, 10j (output remains within 9%) file name: lf_quarter_brick_d_value.pdf rev: 13 oct 2004
model input output overvoltage output current typical number voltage voltage protection (max.) efficiency lqd30a48-3v3-1v2 36-75 vdc 3.3v/1.2v 4v/1.5v 15a/15a 90.0% lqd30a48-3v3-1v5 36-75 vdc 3.3v/1.5v 4v/1.8v 15a/15a 90.5% lqd30a48-3v3-1v8 36-75 vdc 3.3v/1.8v 4v/2.0v 15a/15a 90.5% lqd30a48-3v3-2v5 36-75 vdc 3.3v/2.5v 4v/3.0v 15a/15a 91.0% lqd25a48-5v0-3v3 36-75 vdc 5.0v/3.3v 6v/4.0v 10a/15a 91.0% quarter-brick dual series | 30a dc/dc high efficiency, high current, low profile dc/dc converters 5 www.artesyn.com material ratings model numbers characteristic notes and conditions flammability rating ul94v-0 material type fr4 pcb standards compliance list characteristic en60950-1 ul/cul 60950 3rd edition safety agency approvals standard category ul/cul60950 file number e135734 vde certificate no. 10401-3336-0197 file name: lf_quarter_brick_d_value.pdf rev: 13 oct 2004
sxa10 series | 60w dc/dc quarter-brick dual series | 30a dc/dc high efficiency, high current, low profile dc/dc converters 6 input characteristics lqd30a48-3v3-1v2 model electrical characteristics - o/p lqd30a48-3v3-1v2 model characteristic symbol min typ max units notes and conditions nominal set-point voltage v o (nom) 1.2v 1.18 1.20 1.22 v dc v in = v in (nom) ; v o (nom) 3.3v 3.25 3.30 3.35 v dc i out = i out (nom) t otal regulation band v o 1.2v 1.16 1.24 v dc for all line, static load and v o 3.3v 3.20 3.40 v dc temperature until end of life line regulation v o 1.2v 0.8 % i out = i out (nom); v in (min) to v o 3.3v 0.5 % v in (max) load regulation v o 1.2v 0.8 % v in = v in (nom); i out (min) to v o 3.3v 0.5 % i out (max) t emperature regulation 0.005 0.01 %/oc v in = v in (nom) ; i out = i out (max) output current continuous i out 1.2v 0 15 a dc i out 3.3v 0 15 a dc output current - short circuit i sc 1.2v 8 a rms continuous, unit auto recovers i sc 3.3v 8 a rms from short, v o < 100mv. see application note 137 load transient response - v dynamic 1.2v 40 75 mv peak deviation for 50% to 75% peak deviation v dynamic 3.3v 40 75 mv step load, di/dt = 100ma/sec load transient response - t r ecovery 20 50 sec settling time to within 1% of r ecovery output set point voltage for 50% to 75% load step external load capacitance c ext 1.2v 0 3,300 f higher load capacitance values c ext 3.3v 0 3,300 f may be possible. contact artesyn technologies for details output voltage - noise vp-p 30 50 mv p-p measurement bandwidth 20mhz. v rms 10 15 mv rms see application note 137 for measurement set-up details. characteristic symbol min typ max units notes and conditions input current - operating i in 1.6 a dc v in = v in (nom) ; i out = i out (max.) ; v o = v o (nom) 100% load on each output input current - maximum i in (max.) 2.40 a dc v in = v in (min) ; i out = i out (max.) ; v o = v o (nom), 100% load on each output input capacitor ripple current i in (ripple) 30 ma rms i out = i out (max.) , measured 60 ma pk-pk with external filter. see application note 137 for details reflected ripple current i in (ref) 2 ma rms i out = i out (max.) , measured 5 ma pk-pk with external filter. see application note 137 for details input capacitance - c input 3 f internal to converter internal filter input capacitance - c bypass 33 f recommended customer external bypass added capacitance, <0.7 ohm esr file name: lf_quarter_brick_d_value.pdf rev: 13 oct 2004
quarter-brick dual series | 30a dc/dc 7 www.artesyn.com protection and control features lqd30a48-3v3-1v2 model efficiency lqd30a48-3v3-1v2 model characteristic symbol min typ max units notes and conditions efficiencyh 91.0%i out 3.3v = 50% iout (max) , i out 1.2v = 100% iout (max) , v in = v in (nom) efficiencyh 90.5%i out 3.3v = 100% i out (max) , i out 1.2v = 50% i out (max) , v in = v in (nom) efficiencyh 88.090.0%i out 3.3v = 100% i out (max) , i out 1.2v = 100% i out (max) , v in = v in (nom) characteristic symbol min typ max units notes and conditions overvoltage trip voltage v ov 1.2v 1.56 v dc non-latching. see application v ov 3.3v 4.29 v dc note 137 for details overcurrent limit inception i oc 15.5 17.6 20.0 a dc v o = 90% of v o (nom) output voltage trim range 110 % trim up (% of v o nom ) limit o/p to 67.5w 90 % trim down (% of v o nom ) see application note 137 for details of trim equations and trim curves high efficiency, high current, low profile dc/dc converters file name: lf_quarter_brick_d_value.pdf rev: 13 oct 2004
sxa10 series | 60w dc/dc quarter-brick dual series | 30a dc/dc high efficiency, high current, low profile dc/dc converters 8 input characteristics lqd30a48-3v3-1v5 model electrical characteristics - o/p lqd30a48-3v3-1v5 model characteristic symbol min typ max units notes and conditions nominal set-point voltage v o (nom) 1.5v 1.48 1.50 1.53 v dc v in = v in (nom) ; v o (nom) 3.3v 3.25 3.30 3.35 v dc i out = i out (nom) t otal regulation band v o 1.5v 1.44 1.55 v dc for all line, static load and v o 3.3v 3.20 3.40 v dc temperature until end of life line regulation v o 1.5v 0.8 % i out = i out (nom); v in (min) to v o 3.3v 0.5 % v in (max) load regulation v o 1.5v 0.8 % v in = v in (nom); i out (min) to v o 3.3v 0.5 % i out (max) t emperature regulation 0.005 0.01 %/oc v in = v in (nom) ; i out = i out (max) output current continuous i out 1.5v 0 15 a dc i out 3.3v 0 15 a dc output current - short circuit i sc 1.5v 8 a rms continuous, unit auto recovers i sc 3.3v 8 a rms from short, v o < 100mv. see application note 137 load transient response - v dynamic 1.5v 40 75 mv peak deviation for 50% to 75% peak deviation v dynamic 3.3v 40 75 mv step load, di/dt = 100ma/sec load transient response - t r ecovery 20 50 sec settling time to within 1% of r ecovery output set point voltage for 50% to 75% load step external load capacitance c ext 1.5v 0 3,300 f higher load capacitance values c ext 3.3v 0 3,300 f may be possible. contact artesyn technologies for details output voltage - noise vp-p 30 50 mv p-p measurement bandwidth 20mhz. v rms 10 15 mv rms see application note 137 for measurement set-up details. characteristic symbol min typ max units notes and conditions input current - operating i in 1.7 a dc v in = v in (nom) ; i out = i out (max.) ; v o = v o (nom) 100% load on each output input current - maximum i in (max.) 2.50 a dc v in = v in (min) ; i out = i out (max.) ; v o = v o (nom), 100% load on each output input capacitor ripple current i in (ripple) 30 ma rms i out = i out (max.) , measured 60 ma pk-pk with external filter. see application note 137 for details reflected ripple current i in (ref) 2 ma rms i out = i out (max.) , measured 5 ma pk-pk with external filter. see application note 137 for details input capacitance - c input 3 f internal to converter internal filter input capacitance - c bypass 33 f recommended customer external bypass added capacitance, <0.7 ohm esr file name: lf_quarter_brick_d_value.pdf rev: 13 oct 2004
quarter-brick dual series | 30a dc/dc 9 www.artesyn.com protection and control features lqd30a48-3v3-1v5 model efficiency lqd30a48-3v3-1v5 model characteristic symbol min typ max units notes and conditions efficiencyh 91.0%i out 3.3v = 50% iout (max) , i out 1.5v = 100% iout (max) , v in = v in (nom) efficiencyh 91.0%i out 3.3v = 100% i out (max) , i out 1.5v = 50% i out (max) , v in = v in (nom) efficiencyh 88.090.5%i out 3.3v = 100% i out (max) , i out 1.5v = 100% i out (max) , v in = v in (nom) characteristic symbol min typ max units notes and conditions overvoltage trip voltage v ov 1.5v 1.65 1.88 v dc non-latching. see application v ov 3.3v 3.63 4.29 v dc note 137 for details overcurrent limit inception i oc 15.5 17.6 20.0 a dc v o = 90% of v o (nom) output voltage trim range 110 % trim up (% of v o nom ) limit o/p to 72w 90 % trim down (% of v o nom ) see application note 137 for details of trim equations and trim curves high efficiency, high current, low profile dc/dc converters file name: lf_quarter_brick_d_value.pdf rev: 13 oct 2004
sxa10 series | 60w dc/dc quarter-brick dual series | 30a dc/dc high efficiency, high current, low profile dc/dc converters 10 input characteristics lqd30a48-3v3-1v8 model characteristic symbol min typ max units notes and conditions input current - operating i in 1.8 adc v in = v in (nom) ; i out = i out (max.) ; 100% load on each output input current - maximum i in (max.) 2.70 adc v in = v in (min) ; i out = i out (max.) ; 100% load on each output input capacitor ripple current i in (ripple) 30 ma rms i out = i out (max.) , measured 60 ma pk-pk with external filter. see application note 137 for details reflected ripple current i in (ref) 3 ma rms i out = i out (max.) , measured 5 ma pk-pk with external filter. see application note 137 for details input capacitance - c input 3 f internal to converter internal filter input capacitance - c bypass 33 f recommended customer external bypass added capacitance, <0.7? esr electrical characteristics - o/p lqd30a48-3v3-1v8 model characteristic symbol min typ max units notes and conditions nominal set-point voltage vo (nom) 1.8v 1.77 1.80 1.83 v dc v in = v in (nom) ; vo (nom) 3.3v 3.25 3.30 3.35 v dc i out = i out (nom) t otal regulation band vo 1.8v 1.75 1.85 v dc for all line, static load and vo 3.3v 3.20 3.40 v dc temperature until end of life line regulation vo 1.8v 0.5 % i out = i out (nom); v in (min) to vo 3.3v 0.3 % v in (max) load regulation vo 1.8v 0.5 % v in = v in (nom); i out (min) to vo 3.3v 0.5 % i out (max) t emperature regulation 0.005 0.02 %/oc v in = v in (nom) ; i out = i out (max) output current continuous iout 1.8v 0 15 a dc iout 3.3v 0 15 a dc output current - short circuit i sc 1.8v 8 a rms continuous, unit auto recovers i sc 3.3v 8 a rms from short, v o < 100mv see application note 137 load transient response - v dynamic 1.8v 40 75 mv peak deviation for 50% to 75% peak deviation v dynamic 3.3v 40 75 mv step load, di/dt = 100ma/sec load transient response - t r ecovery 20 50 sec settling time to within 1% of r ecovery output set point voltage for 50% to 75% load step external load capacitance c ext 1.8v 0 3,300 f higher load capacitance values c ext 3.3v 0 3,300 f may be possible. contact artesyn technologies for details output voltage - noise vp-p 30 50 mv p-p measurement bandwidth 20mhz. v rms 10 15 mv rms see application note 137 for measurement set-up details. file name: lf_quarter_brick_d_value.pdf rev: 13 oct 2004
quarter-brick dual series | 30a dc/dc 11 www.artesyn.com high efficiency, high current, low profile dc/dc converters characteristic symbol min typ max units notes and conditions overvoltage trip voltage v ov 1.v 1. 2. v c non-latching. see pplication v ov .v . .2 v c note 1 for details overcurrent limit inception i oc 1. 1. 2. c v o of v o (nom) output voltage trim range 11 trim up ( of v o nom ) limit op to . trim don ( of v o nom ) see pplication note 1 for details of trim euations and trim curves protection and control features l-v-1v model efficiency l-v-1v model characteristic symbol min typ max units notes and conditions efficiencyh .i out .v iout (max) i out 1.v 1 iout (max) v in v in (nom) efficiencyh .i out .v 1 i out (max) i out 1.v i out (max) v in v in (nom) efficiencyh ..i out .v 1 i out (max) i out 1.v 1 i out (max) v in v in (nom) file name lfuarterbricdvalue.pdf rev 1 oct 2
sxa10 series | 60w dc/dc quarter-brick dual series | 30a dc/dc high efficiency, high current, low profile dc/dc converters 12 input characteristics lqd30a48-3v3-2v5 model characteristic symbol min typ max units notes and conditions input current - operating i in 2.04 adc v in = v in (nom) ; i out = i out (max.) ; 100% load on each output input current - maximum i in (max.) 3.00 adc v in = v in (min) ; i out = i out (max.) ; 100% load on each output input capacitor ripple current i in (ripple) 30 ma rms i out = i out (max.) , measured 60 ma pk-pk with external filter. see application note 137 for details reflected ripple current i in (ref) 3 ma rms i out = i out (max.) , measured 5 ma pk-pk with external filter. see application note 137 for details input capacitance - c input 3 f internal to converter internal filter input capacitance - c bypass 33 f recommended customer external bypass added capacitance, <0.7? esr electrical characteristics - o/p lqd30a48-3v3-2v5 model characteristic symbol min typ max units notes and conditions nominal set-point voltage vo (nom) 2.5v 2.46 2.50 2.54 v dc v in = v in (nom) ; vo (nom) 3.3v 3.25 3.30 3.35 v dc i out = i out (nom) t otal regulation band vo 2.5v 2.42 2.58 v dc for all line, static load and vo 3.3v 3.20 3.40 v dc temperature until end of life line regulation vo 2.5v 0.3 % i out = i out (nom); v in (min) to vo 3.3v 0.3 % v in (max) load regulation vo 2.5v 0.5 % v in = v in (nom); i out (min) to vo 3.3v 0.5 % i out (max) t emperature regulation 0.005 0.02 %/oc v in = v in (nom) ; i out = i out (max) output current continuous iout 2.5v 0 15 a dc iout 3.3v 0 15 a dc output current - short circuit i sc 2.5v 8 a rms continuous, unit auto recovers i sc 3.3v 8 a rms from short, v o < 100mv see application note 137 load transient response - v dynamic 2.5v 40 75 mv peak deviation for 50% to 75% peak deviation v dynamic 3.3v 40 75 mv step load, di/dt = 100ma/sec load transient response - t r ecovery 20 50 sec settling time to within 1% of r ecovery output set point voltage for 50% to 75% load step external load capacitance c ext 2.5v 0 3,300 f higher load capacitance values c ext 3.3v 0 3,300 f may be possible. contact artesyn technologies for details output voltage - noise vp-p 30 50 mv p-p measurement bandwidth 20mhz. v rms 10 15 mv rms see application note 137 for measurement set-up details. file name: lf_quarter_brick_d_value.pdf rev: 13 oct 2004
quarter-brick dual series | 30a dc/dc 13 www.artesyn.com high efficiency, high current, low profile dc/dc converters characteristic symbol min typ max units notes and conditions overvoltage trip voltage v ov 2.v 2. .2 v c non-latching. see pplication v ov .v . .2 v c note 1 for details overcurrent limit inception i oc 1. 1. 2. c v o of v o (nom) output voltage trim range 11 trim up ( of v o nom ) limit op to trim don ( of v o nom ) see pplication note 1 for details of trim euations and trim curves protection and control features l-v-2v model efficiency l-v-2v model characteristic symbol min typ max units notes and conditions efficiencyh 1.i out .v iout (max) i out 2.v 1 iout (max) v in v in (nom) efficiencyh 1.i out .v 1 i out (max) i out 2.v i out (max) v in v in (nom) efficiencyh .1.i out .v 1 i out (max) i out 2.v 1 i out (max) v in v in (nom) file name lfuarterbricdvalue.pdf rev 1 oct 2
sxa10 series | 60w dc/dc quarter-brick dual series | 30a dc/dc high efficiency, high current, low profile dc/dc converters 14 input characteristics lqd25a48-5v0-3v3 model characteristic symbol min typ max units notes and conditions input current - operating i in 2.35 adc v in = v in (nom) ; i out = i out (max.) ; 100% load on each output input current - maximum i in (max.) 3.40 adc v in = v in (min) ; i out = i out (max.) ; 100% load on each output input capacitor ripple current i in (ripple) 30 ma rms i out = i out (max.) , measured 60 ma pk-pk with external filter. see application note 137 for details reflected ripple current i in (ref) 3 ma rms i out = i out (max.) , measured 5 ma pk-pk with external filter. see application note 137 for details input capacitance - c input 3 f internal to converter internal filter input capacitance - c bypass 33 f recommended customer external bypass added capacitance, <0.7? esr electrical characteristics - o/p lqd25a48-5v0-3v3 model characteristic symbol min typ max units notes and conditions nominal set-point voltage vo (nom) 5.0v 4.92 5.00 5.08 v dc v in = v in (nom) ; vo (nom) 3.3v 3.25 3.30 3.35 v dc i out = i out (nom) t otal regulation band vo 5.0v 4.85 5.00 5.15 v dc for all line, static load and vo 3.3v 3.20 3.40 v dc temperature until end of life line regulation vo 5.0v 0.3 % i out = i out (nom); v in (min) to vo 3.3v 0.3 % v in (max) load regulation vo 5.0v 0.5 % v in = v in (nom); i out (min) to vo 3.3v 0.5 % i out (max) t emperature regulation 0.005 0.02 %/oc v in = v in (nom) ; i out = i out (max) output current continuous iout 5.0v 0 10 a dc iout 3.3v 0 15 a dc output current - short circuit i sc 5.0v 4 a rms continuous, unit auto recovers i sc 3.3v 6 a rms from short, v o < 100mv see application note 137 load transient response - v dynamic 5.0v 120 200 mv peak deviation for 50% to 75% peak deviation v dynamic 3.3v 40 75 mv step load, di/dt = 100ma/sec load transient response - t r ecovery 20 50 sec settling time to within 1% of r ecovery output set point voltage for 50% to 75% load step external load capacitance c ext 5.0v 0 3,300 f higher load capacitance values c ext 3.3v 0 3,300 f may be possible. contact artesyn technologies for details output voltage - noise vp-p 30 50 mv p-p measurement bandwidth 20mhz. v rms 10 15 mv rms see application note 137 for measurement set-up details. file name: lf_quarter_brick_d_value.pdf rev: 13 oct 2004
quarter-brick dual series | 30a dc/dc 15 www.artesyn.com high efficiency, high current, low profile dc/dc converters lqd25a48-5v0-3v3 model efficiency lqd25a48-5v0-3v3 model characteristic symbol min typ max units notes and conditions efficiencyh 91.0%i out 5.0v = 50% iout (max) , i out 3.3v = 100% iout (max) , v in = v in (nom) efficiencyh 91.0%i out 5.0v = 100% i out (max) , i out 3.3v = 50% i out (max) , v in = v in (nom) efficiencyh 88.591.0%i out 5.0v = 100% i out (max) , i out 3.3v = 100% i out (max) , v in = v in (nom) file name: lf_quarter_brick_d_value.pdf rev: 13 oct 2004 characteristic symbol min typ max units notes and conditions overvoltage trip voltage v ov 5.0v 5.50 6.50 v dc non-latching. see application v ov 3.3v 3.63 4.29 v dc note 137 for details overcurrent limit inception i oc 5.0v 10.5 11.7 13.0 a dc v o = 90% of v o (nom) i oc 3.3v 15.5 17.6 20.0 a dc output voltage trim range 110 % trim up (% of v o nom ) limit o/p to 99.5w 90 trim down (% of v o nom ) see application note 137 for details of trim equations and trim curves protection and control features
sxa10 series | 60w dc/dc quarter-brick dual series | 30a dc/dc high efficiency, high current, low profile dc/dc converters 16 figure 1.1: maximum current per output vs. ambient t emperature and airflow from pin 3 to pin 4 iout1 = iout2, vin = 48v figure 1.2: maximum current per output vs. ambient t emperature and airflow from pin 3 to pin 1 iout1 = iout2, vin = 48v figure 3: efficiency vs. crossload v out1/vout2 figure 4: efficiency vs. load iout1 = iout2 figure 5: typical start-up t op (vout1 and vout2), bottom (vin) 25 35 45 55 65 75 85 0 2 4 6 8 10 12 14 16 output current (a) ambient temperature (oc) 0.5 m/s (100 lfm) 1.0 m/s (200 lfm) 1.5 m/s (300 lfm) 2.0m/s (400 lfm) 25 35 45 55 65 75 85 0 2 4 6 8 10 12 14 16 output current (a) ambient temperature (oc) 0.5 m/s (100 lfm) 1.0 m/s (200 lfm) 1.5 m/s (300 lfm) 2.0m/s (400 lfm) 0/15 3/12 6/9 9/6 12/3 15/0 82 84 86 88 90 92 efficiency (%) output current (a) 35 vin 48 vin 75 vin 0 3 6 9 12 15 60 70 80 90 100 efficiency (%) output current (a) 35 vin 48 vin 75 vin figure 2: efficiency vs. line 35 43 51 59 67 75 82 84 86 88 90 92 efficiency (%) input voltage (v) lqd30a48-3v3-1v2 model file name: lf_quarter_brick_d_value.pdf rev: 13 oct 2004
quarter-brick dual series | 30a dc/dc high efficiency, high current, low profile dc/dc converters 17 www.artesyn.com figure 7: current limit characteristic (vout1) figure 6: bottom (remote on/off), top (vout1 and vout2) figure 9: output ripple (vout1) figure 8: current limit characteristic (vout2) figure 10: output ripple (vout2) lqd30a48-3v3-1v2 model figure 11: typical transient response 75%-50%, 100ma/sec step load change (vout1) file name: lf_quarter_brick_d_value.pdf rev: 13 oct 2004 v out1 v out2
sxa10 series | 60w dc/dc quarter-brick dual series | 30a dc/dc high efficiency, high current, low profile dc/dc converters 18 figure 12: typical transient response 75%-50%, 100ma/sec step load change (vout2) lqd30a48-3v3-1v2 model figure 13: typical transient response 50%-75%, 100ma/sec step load change (vout1) figure 14: typical transient response 50%-75%, 100ma/sec step load change (vout2) file name: lf_quarter_brick_d_value.pdf rev: 13 oct 2004 v out2 v out1 v out1 v out2 v out2 v out1
quarter-brick dual series | 30a dc/dc high efficiency, high current, low profile dc/dc converters 19 www.artesyn.com lqd30a48-3v3-1v5 model file name: lf_quarter_brick_d_value.pdf rev: 13 oct 2004 figure 15.1: maximum current per output vs. ambient t emperature and airflow from pin 3 to pin 4 iout1 = iout2, vin = 48v figure 15.2: maximum current per output vs. ambient t emperature and airflow from pin 3 to pin 1 iout1 = iout2, vin = 48v figure 17: efficiency vs. crossload v out1/vout2 figure 18: efficiency vs. load iout1 = iout2 figure 19: typical start-up t op (vout1 and vout2), bottom (vin) 0 2 4 6 8 10 12 14 16 25 35 45 55 65 75 85 output current (a) ambient temperature (oc) 0.5 m/s (100 lfm) 1.0 m/s (200 lfm) 1.5 m/s (300 lfm) 2.0m/s (400 lfm) 0 2 4 6 8 10 12 14 16 25 35 45 55 65 75 85 output current (a) ambient temperature (oc) 0.5 m/s (100 lfm) 1.0 m/s (200 lfm) 1.5 m/s (300 lfm) 2.0m/s (400 lfm) 82 84 86 88 90 92 efficiency (%) output current (a) 35 vin 48 vin 75 vin 0/15 3/12 6/9 9/6 12/3 15/0 0 3 6 9 12 15 60 70 80 90 100 efficiency (%) output current (a) 35 vin 48 vin 75 vin figure 16: efficiency vs. line 35 43 51 59 67 75 82 84 86 88 90 92 efficiency (%) input voltage (v)
sxa10 series | 60w dc/dc quarter-brick dual series | 30a dc/dc high efficiency, high current, low profile dc/dc converters 20 lqd30a48-3v3-1v5 model file name: lf_quarter_brick_d_value.pdf rev: 13 oct 2004 figure 21: current limit characteristic (vout1) figure 20: bottom (remote on/off), top (vout1 and vout2) figure 23: output ripple (vout1) figure 22: current limit characteristic (vout2) figure 24: output ripple (vout2) figure 25: typical transient response 75%-50%, 100ma/sec step load change (vout1) v out1 v out2
quarter-brick dual series | 30a dc/dc high efficiency, high current, low profile dc/dc converters 21 www.artesyn.com lqd30a48-3v3-1v5 model file name: lf_quarter_brick_d_value.pdf rev: 13 oct 2004 figure 26: typical transient response 75%-50%, 100ma/sec step load change (vout2) figure 27: typical transient response 50%-75%, 100ma/sec step load change (vout1) figure 28: typical transient response 50%-75%, 100ma/sec step load change (vout2) v out2 v out1 v out2 v out1 v out2 v out1
high efficiency, high current, low profile dc/dc converters 22 www.artesyn.com figure 30: efficiency vs. line 35 43 51 59 67 75 82 84 86 88 90 92 efficiency (%) input voltage (v) figure 29.1: maximum current per output vs. ambient t emperature and airflow from pin 3 to pin 4 iout1 = iout2, vin = 48v 0 2 4 6 8 10 12 14 16 25 35 45 55 65 75 85 output current (a) ambient temperature (oc) 0.5 m/s (100 lfm) 1.0 m/s (200 lfm) 1.5 m/s (300 lfm) 2.0m/s (400 lfm) figure 29.2: maximum current per output vs. ambient t emperature and airflow from pin 3 to pin 1 iout1 = iout2, vin = 48v 0 2 4 6 8 10 12 14 16 25 35 45 55 65 75 85 output current (a) ambient temperature (oc) 0.5 m/s (100 lfm) 1.0 m/s (200 lfm) 1.5 m/s (300 lfm) 2.0m/s (400 lfm) 0 3 6 9 12 15 60 70 80 90 100 efficiency (%) output current (a) 35 vin 48 vin 75 vin 82 84 86 88 90 92 efficiency (%) output current (a) 35 vin 48 vin 75 vin 0/15 3/12 6/9 9/6 12/3 15/0 figure 31: efficiency vs. crossload v out1/vout2 figure 32: efficiency vs. load iout1 = iout2 lqd30a48-3v3-1v8 model figure 33: typical start-up t op (vout1 and vout2), bottom (vin) file name: lf_quarter_brick_d_value.pdf rev: 13 oct 2004 quarter-brick dual series | 30a dc/dc
quarter-brick dual series | 30a dc/dc high efficiency, high current, low profile dc/dc converters 23 www.artesyn.com file name: lf_quarter_brick_d_value.pdf rev: 13 oct 2004 figure 35: current limit characteristic (vout1) figure 34: bottom (remote on/off), top (vout1 and vout2) figure 37: output ripple (vout2) figure 36: current limit characteristic (vout2) figure 38 output ripple (vout1) figure 39: typical transient response 75%-50%, 100ma/sec step load change (vout1) lq30a48d3v3-1v8 model v out2 v out1
sxa10 series | 60w dc/dc quarter-brick dual series | 30a dc/dc high efficiency, high current, low profile dc/dc converters 24 figure 40: typical transient response 75%- 50%, 100ma/sec step load change (vout2) lq30a48d3v3-1v8 model figure 41: typical transient response 50%- 75%, 100ma/sec step load change (vout1) figure 42: typical transient response 50%- 75%, 100ma/sec step load change (vout2) file name: lf_quarter_brick_d_value.pdf rev: 13 oct 2004 v out1 v out2 v out2 v out1 v out2 v out1
quarter-brick dual series | 30a dc/dc high efficiency, high current, low profile dc/dc converters 25 www.artesyn.com file name: lf_quarter_brick_d_value.pdf rev: 13 oct 2004 figure 43.1: maximum current per output vs. ambient t emperature and airflow from pin 3 to pin 4 iout1 = iout2, vin = 48v figure 43.2: maximum current per output vs. ambient t emperature and airflow from pin 3 to pin 1 iout1 = iout2, vin = 48v figure 45: efficiency vs. crossload v out1/vout2 figure 46: efficiency vs. load iout1 = iout2 figure 47: typical start-up t op (vout1 and vout2), bottom (vin) 0 2 4 6 8 10 12 14 16 25 35 45 55 65 75 85 output current (a) ambient temperature (oc) 0.5 m/s (100 lfm) 1.0 m/s (200 lfm) 1.5 m/s (300 lfm) 2.0m/s (400 lfm) 0 2 4 6 8 10 12 14 16 25 35 45 55 65 75 85 output current (a) ambient temperature (oc) 0.5 m/s (100 lfm) 1.0 m/s (200 lfm) 1.5 m/s (300 lfm) 2.0m/s (400 lfm) 83 85 87 89 91 93 efficiency (%) output current (a) 35 vin 48 vin 75 vin 0/15 3/12 6/9 9/6 12/3 15/0 0 3 6 9 12 15 60 70 80 90 100 efficiency (%) output current (a) 35 vin 48 vin 75 vin figure 44: efficiency vs. line 35 43 51 59 67 75 82 84 86 88 90 92 efficiency (%) input voltage (v) lqd30a48-3v3-2v5 model
sxa10 series | 60w dc/dc quarter-brick dual series | 30a dc/dc high efficiency, high current, low profile dc/dc converters 26 figure 49: current limit characteristic (vout1) figure 48: bottom (remote on/off), top (vout1 and vout2) figure 51: output ripple (vout1) figure 50: current limit characteristic (vout2) figure 52: output ripple (vout2) lqd30a48-3v3-2v5 model figure 53: typical transient response 75%-50%, 100ma/sec step load change (vout1) file name: lf_quarter_brick_d_value.pdf rev: 13 oct 2004 v out2 v out1
quarter-brick dual series | 30a dc/dc high efficiency, high current, low profile dc/dc converters 27 www.artesyn.com file name: lf_quarter_brick_d_value.pdf rev: 13 oct 2004 lqd30a48-3v3-2v5 model figure 55: typical transient response 50%-75%, 100ma/sec step load change (vout1) figure 56: typical transient response 50%-75%, 100ma/sec step load change (vout2) figure 54: typical transient response 75%-50%, 100ma/sec step load change (vout2) v out2 v out1 v out2 v out1 v out2 v out1
sxa10 series | 60w dc/dc quarter-brick dual series | 30a dc/dc high efficiency, high current, low profile dc/dc converters 28 figure 57.1: maximum current per output vs. ambient t emperature and airflow from pin 3 to pin 4 iout2 = 67% of lout1, vin = 48v figure 57.2: maximum current per output vs. ambient t emperature and airflow from pin 3 to pin 1 iout2 = 67% of lout1, vin = 48v figure 59: efficiency vs. crossload v out1/vout2 figure 60: efficiency vs. load iout2 = 67% of iout1 figure 61: typical start-up t op (vout1 and vout2), bottom (vin) 0 2 4 6 8 10 12 14 16 25 35 45 55 65 75 85 output current (a) ambient temperature (oc) 0.5 m/s (100 lfm) 1.0 m/s (200 lfm) 1.5 m/s (300 lfm) 2.0m/s (400 lfm) 0 2 4 6 8 10 12 14 16 25 35 45 55 65 75 85 output current (a) ambient temperature (oc) 0.5 m/s (100 lfm) 1.0 m/s (200 lfm) 1.5 m/s (300 lfm) 2.0m/s (400 lfm) 83 85 87 89 91 93 efficiency (%) output current (a) 35 vin 48 vin 75 vin 0/10 3/8 6/6 9/4 12/2 15/0 0 3 6 9 12 15 60 70 80 90 100 efficiency (%) output current (a) 35 vin 48 vin 75 vin figure 58: efficiency vs. line 35 43 51 59 67 75 82 84 86 88 90 92 efficiency (%) input voltage (v) lqd25a48-5v0-3v3 model file name: lf_quarter_brick_d_value.pdf rev: 13 oct 2004
quarter-brick dual series | 30a dc/dc high efficiency, high current, low profile dc/dc converters 29 www.artesyn.com figure 63: current limit characteristic (vout1) figure 62: bottom (remote on/off), top (vout1 and vout2) figure 65: output ripple (vout1) figure 64: current limit characteristic (vout2) figure 66: output ripple (vout2) lqd25a48-5v0-3v3 model figure 67: typical transient response 75%-50%, 100ma/sec step load change (vout1) file name: lf_quarter_brick_d_value.pdf rev: 13 oct 2004 v out2 v out1
sxa10 series | 60w dc/dc quarter-brick dual series | 30a dc/dc high efficiency, high current, low profile dc/dc converters 30 figure 68: typical transient response 75%-50%, 100ma/sec step load change (vout2) lqd25a48-5v0-3v3 model 69: typical transient response 50%-75%, 100ma/sec step load change (vout1) figure 70: typical transient response 50%-75%, 100ma/sec step load change (vout2) file name: lf_quarter_brick_d_value.pdf rev: 13 oct 2004 v out1 v out2 v out2 v out1 v out2 v out1
quarter-brick dual series | 30a dc/dc high efficiency, high current, low profile dc/dc converters 31 www.artesyn.com file name: lf_quarter_brick_d_value.pdf rev: 13 oct 2004 figure 57: dimensions and pinout 0.188 (4.78) dimensions in inches (mm) to lerances (unless otherwise specified) x.xx 0.02 (x.x 0.5) x.xxx 0.010 (x.xx 0.25) 2.30 (58.4) 2.000 (50.80) 1.45 (36.8) 0.725 0.020 (18.42 0.51) top view 0.350 (8.89) 1 2 3 4 5 6 7 0.145 0.020 (3.68 0.51) 0.350 (8.89) ?0.040 0.002 (?1.02 0.05) (7 pls) 0.250 (6.35) 0.250 (6.35) 0.125 (3.18) 0.250 (6.35) height (see option table) clearance (see option table) 2.30 (58.4) 2.000 (50.80) 1.45 (36.8) 0.725 0.020 (18.42 0.51) 0.350 (8.89) 1 2 3 4 5 6 7 0.145 0.020 (3.68 0.51) 0.350 (8.89) ?0.054 0.003 (?1.37 0.08) (7 pls) 0.250 (6.35) 0.125 (3.18) 0.250 (6.35) 0.250 (6.35) pin connections pin no. function 1+ vin 2 on/off 3- vin 4 o/p 1 5o utput return 6t rim 7 o/p 2 dimension options option clearance height a 0.030 (0.76) min. 0.300 (7.62) max. e 0.070 (1.78) min. 0.340 (8.64) max. input output voltage output current ovp typical model voltage op1 op2 1 2 1 2 efficiency number (2) 36-75vdc 1.2v 3.3v 15a 15a 1.5v 4.0v 90.0% lqd30a48-3v3-1v2 36-75vdc 1.5v 3.3v 15a 15a 1.8v 4.0v 90.5% lqd30a48-3v3-1v5 36-75vdc 1.8v 3.3v 15a 15a 2.0v 4.0v 90.5% lqd30a48-3v3-1v8 36-75vdc 2.5v 3.3v 15a 15a 3.0v 4.0v 91.0% lqd30a48-3v3-2v5 36-75vdc 3.3v 5.0v 15a 10a 4.0v 6.0v 91.0% lqd25a48-5v0-3v3
note 1 the control pin is referenced to vin-. note 2 active low remote on/off is available. standard product is active high. when ordering active low parts, designate with the suffix '-r' e.g. lqd30a48-3v3-1v8ra. see application note 137 for detailed information regarding on/off control implementation. caution: hazardous internal voltages and high temperatures. ensure that unit is accessible only to trained personnel. the user must provide the recommended fusing in order to comply with safety approvals. sxa10 series | 15w dc/dc quarter-brick dual series | 30a dc/dc high efficiency, high current, low profile dc/dc converters 14 32 www.artesyn.com file name: lf_quarter_brick_d_value.pdf rev: 13 oct 2004
long form data sheet ? artesyn technologies? 2004 the information and specifications contained in this data sheet are believed to be correct at time of publication. however, artesyn t echnologies accepts no responsibility for consequences arising from printing errors or inaccuracies. specifications are subject to change without notice. no rights under any patent accompany the sale of any such product(s) or information contained herein. quarter-brick dual series | 30a dc/dc high efficiency, high current, low profile dc/dc converters north america e-mail: sales.us@artesyn.com ? 800 769 7274 ? + 508 628 5600 european locations e-mail: sales.europe@artesyn.com ireland ? + 353 24 93130 austria ? + 43 1 80150 far east locations e-mail: sales.asia@artesyn.com hong kong ? + 852 2699 2868 33 www.artesyn.com file name: lf_quarter_brick_d_value.pdf rev: 13 oct 2004

▲Up To Search▲

Price & Availability of LQD25A48-5V0-3V3RA

	To Download LQD25A48-5V0-3V3RA Datasheet File
If you can't view the Datasheet, Please click here to try to view without PDF Reader .