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1 http://www.elm-tech.com r ev.1. 1 21 - elm8 4 x xx xx a cmos 1.2a high current ldo voltage regulator g e neral description f eatures applica tion ? battery operated devices ? digital cameras ? video recorders ? reference voltage source ? thermal protection circuit ? current limit protection circuit ? short protection circuit ? output voltage range : 0.8 v to 5.0v (by 0.1v) ? output current : m in . 1.2 a, typ.1.8a ? stand by current consumption : max. 1 a (vin=6.0v at 25 c ) ? load stability : typ. 15m v (1ma i out300ma) ? input stability : typ. 0.02%/v (vout=3.3v, iout=100ma) ? accuracy of output voltage : 1.0%( v out 2 .0v) or 20mv ( v out < 2.0v) at iout=100ma ? package : sot-89, sot-89-5, sot -23, sot - 2 5, s on8-3 3 maximum a bsolute ratings ELM84xxxxxa is cmos voltage regulator which is characterized with high current 1.2a and low dropout (45mv at vout=3.3v and iout=300ma). there are 2 types of ce selection of ELM84 series: non-chip enable function and h active. the standard output voltages are 1.2v, 1.8v, 3.3v, 5.0v. ELM84 series can also be made as semi-custom ic within the range of 0.8v to 5.0v by 0.1v step. this series includes short circuit current limiter, inrush current limiter and thermal shutdown circuit. ceramic capacitors with low esr can be used as input and output ones. output capacitor discharge function is also available as semi-custom. parameter symbol limit unit input voltage v in v ss - 0.3 to 6.5 v ce input voltage v ce v ss - 0.3 to 6.5 v output voltage v out v ss - 0.3 to v in + 0.3 v output current i out 2 000 * (1) ma power dissipation pd 10 00 (sot - 89 ) * (2) mw 1000 ( sot-89-5 ) * (2) 500 (s ot - 23 ) * (2) 6 0 0 (s ot - 2 5 ) * (2) 1000 ( s on 8-3 3 ) * (2) operationg temperature t op - 40 to + 8 5 c storage temperature tstg - 55 to + 1 25 c * 1. output current must not exceed power dissipation specified in maximum absolute ratings. * 2. mounted on glass epoxy board (fr-4). (76.2mm114.3mm1.6mm : based on eij/jedec standard size), 2layers, cu thickness 35 m, cu area : to p side 20%, back side 100%.
2 http://www.elm-tech.com r ev.1. 1 21 - elm8 4 x xx xx a cmos 1.2a high current ldo voltage regu lator pin configuration sot - 89(top view) sot - 23 (top view) selection guide elm 8 4 x xx xx a - x symbol a, b output voltage e.g. : 12: v out =1.2v, 18: v out =1.8v 33 : v out =3.3v, 50 : v out =5.0v c ce selection 1 : no ce 3 : ce=h active without co discharge 4: ce=h active with co discharge d package a: sot - 89 , sot - 89- 5 b: sot - 23, sot - 25 g: s on8 -3 3 e pin configuration type 1: type1 2: type2 f product version a g taping direction s, n: ref er to pkg fil e ELM84 x x x x x a - x a b c d e f g pin no. ELM84xx1b1a ELM84xx1b2a pin name pin name 1 v out v ss 2 v in v out 3 v ss v in pin no. ELM84xx1a1a ELM84xx1a2a pin name pin name 1 v out v ss 2 v ss v in 3 v in v out pin no. ELM84xx3a1a, ELM84xx4a1a pin name 1 ce 2 v ss 3 nc 4 vin 5 vout sot - 89 - 5 (top view)
3 http://www.elm-tech.com r ev.1. 1 21 - sot - 2 5 (top view) pin no. ELM84xx3b1a ELM84xx4b1a ELM84xx3b2a ELM84xx4b2a pin name pin name 1 v out v in 2 v ss v ss 3 v in ce 4 nc nc 5 ce vout so n 8- 3x3 (top view) ELM84xx3g1a, ELM84xx4g1a pin no. pin name pin no. pin name 1 v out 5 vss 2 v out 6 nc 3 nc 7 vin 4 ce 8 vin so n 8- 3x3 (bottom view) * the potential of the tab on the back is connected to vss internally. please set it to be open or connect to vss pin(recommended). s tandard circuit * please connect 2.2 f at minimum for ci and co. ceramic capacitors with 4.7 f or greater are recommended for stability operation. co vout vss ci vout vin vin ci co vin vss vout vin vout ce elm8 4 x xx xx a cmos 1.2a high current ldo voltage regu lator
4 http://www.elm-tech.com r ev.1. 1 21 - e lm 84xx1 xx a ELM84xx3xx a block diagram e lm 84xx 4 x x a elm8 4 x xx xx a cmos 1.2a high current ldo voltage regu lator control circuit control circuit ci=co= 4.7 f, t op = 25 c v out = 1. 2 v (ELM84121xxa) , no ce pin parameter symbol condition min. typ. max. unit output voltage v out v in = 2.2 v , i out = 1 0 0 ma 1.180 1.200 1.220 v input voltage v in 1.4 6.0 v output current i out v in = 2 .2v 12 00 1800 ma current consumption i ss v in = 2. 2 v , no load 85 150 a input/output voltage differential v dif i out =30 0ma 135 22 0 mv input stability v out / v in i out = 10 0 ma, 1.7 v v in 6.0 v 0.04 0.20 % /v load stability 1 v out / i out 1ma i out 3 00ma , v in =2. 2 v 15 3 0 mv load stability 2 v out / i out 1ma i out 10 00ma , v in =2. 2 v 50 mv output voltage temperature coe fficient v out / t op top=- 40 c to + 85 c v in = 2. 2 v, i out = 10 0 ma 100 ppm/c inrush current limit irlim vin=2.2v 500 ma short circuit current i short v in = 2.2 v , v out = 0 v 150 ma ripple rejection ratio rr v in =2.2v, f =1khz, i out = 10 0 ma 6 0 db thermal shutdown temperature tsd vin=2.2v 160 c thermal shutdown recovery temperature tsdr vin=2.2v 145 c output noise vno vin=2.2v, bw=10hz to 100khz 30 vrms electrical characteristics (ELM84xx1xxa)
5 http://www.elm-tech.com r ev.1. 1 21 - v out = 3.3 v (ELM84331xxa) , no ce pin parameter symbol condition min. typ. max. unit output voltage v out v in = 4.3 v , i out = 1 0 0 ma 3.267 3.3 00 3.333 v input voltage v in 1.4 6.0 v output current i out v in = 4.3 v 12 00 1800 ma current consumption i ss v in = 4.3 v , no load 70 135 a input/output voltage differential v dif i out =30 0ma 4 5 7 0 mv input stability v out / v in i out = 10 0 ma, 3.8 v v in 6.0 v 0.02 0.20 % /v load stability 1 v out / i out 1ma i out 3 00ma , v in = 4.3 v 15 3 0 mv load stability 2 v out / i out 1ma i out 10 00ma , v in = 4.3 v 50 mv output voltage temperature coe fficient v out / t op top=- 40 c to + 85 c v in = 4.3 v, i out = 10 0 ma 100 ppm/c inrush current limit irlim vin=4.3v 4 00 ma short circuit current i short v in = 4.3 v , v out = 0 v 150 ma ripple rejection ratio rr v in =4.3v, f =1khz, i out = 10 0 ma 6 5 db thermal shutdown temperature tsd vin=4.3v 160 c thermal shutdown recovery temperature tsdr vin=4.3v 145 c output noise vno vin=4.3v, bw=10hz to 100khz 30 vrms ci=co= 4.7 f, t op = 25 c elm8 4 x xx xx a cmos 1.2a high current ldo voltage regu lator v out = 1. 8 v (ELM84181xxa) , no ce pin parameter symbol condition min. typ. max. unit output voltage v out v in = 2. 8 v , i out = 1 0 0 ma 1.780 1.800 1.820 v input voltage v in 1.4 6.0 v output current i out v in = 2 .8v 12 00 1800 ma current consumption i ss v in = 2. 8 v , no load 6 5 125 a input/output voltage differential v dif i out =30 0ma 70 1 2 0 mv input stability v out / v in i out = 10 0 ma, 2.3 v v in 6.0 v 0.04 0.20 % /v load stability 1 v out / i out 1ma i out 3 00ma , v in =2. 8 v 15 3 0 mv load stability 2 v out / i out 1ma i out 10 00ma , v in =2. 8 v 50 mv output voltage temperature coe fficient v out / t op top=- 40 c to + 85 c v in = 2. 8 v, i out = 10 0 ma 100 ppm/c inrush current limit irlim vin=2.8v 4 00 ma short circuit current i short v in = 2. 8 v , v out = 0 v 150 ma ripple rejection ratio rr v in =2.8v, f =1khz, i out = 10 0 ma 6 0 db thermal shutdown temperature tsd vin=2.8v 160 c thermal shutdown recovery temperature tsdr vin=2.8v 145 c output noise vno vin=2.8v, bw=10hz to 100khz 30 vrms ci=co= 4.7 f, t op = 25 c
6 http://www.elm-tech.com r ev.1. 1 21 - v out = 5.0 v (ELM84501xxa) , no ce pin parameter symbol condition min. typ. max. unit output voltage v out v in = 6.0 v , i out = 1 0 0 ma 4.95 0 5 .000 5.05 0 v input voltage v in 1.4 6.0 v output current i out v in = 6.0 v 12 00 1800 ma current consumption i ss v in = 6.0 v , no load 7 5 140 a input/output voltage differential v dif i out =30 0ma 37 6 0 mv input stability v out / v in i out = 10 0 ma, 5.5 v v in 6.0 v 0.02 0.20 % /v load stability 1 v out / i out 1ma i out 3 00ma , v in = 6.0 v 15 3 0 mv load stability 2 v out / i out 1ma i out 10 00ma , v in = 6.0 v 50 mv output voltage temperature coe fficient v out / t op top=- 40 c to + 85 c v in = 6.0 v, i out = 10 0 ma 100 ppm/c inrush current limit irlim vin=6.0v 5 00 ma short circuit current i short v in = 6.0 v , v out = 0 v 20 0 ma ripple rejection ratio rr v in =6.0v, f =1khz, i out = 10 0 ma 6 0 db thermal shutdown temperature tsd vin=6.0v 160 c thermal shutdown recovery temperature tsdr vin=6.0v 145 c output noise vno vin=6.0v, bw=10hz to 100khz 30 vrms ci=co= 4.7 f, t op = 25 c v out = 1. 2 v (ELM84123xxa, ELM84124xxa ) , with ce pin parameter symbol condition min. typ. max. unit output voltage v out v in = 2.2 v , i out = 1 0 0 ma 1.180 1.200 1.220 v input voltage v in 1.4 6.0 v output current i out v in = 2 .2v 12 00 1800 ma current consumption i ss v in = 2. 2 v , no load 85 150 a standby current consumption istby vin=6.0v, vce=0v 1.0 a ce input voltage high vceh vin=6.0v 1.0 6.0 v ce input voltage low vcel vin=1.4v 0.0 0.4 v ce input current high iceh vce=vin=6.0v -0.1 0.3 1.0 a ce input current low icel vce=vss, vin=6.0v -0.1 0.0 0.1 a input/output voltage differential v dif i out =30 0ma 135 22 0 mv input stability v out / v in i out = 10 0 ma, 1.7 v v in 6.0 v 0.04 0.20 % /v load stability 1 v out / i out 1ma i out 3 00ma , v in =2. 2 v 15 3 0 mv load stability 2 v out / i out 1ma i out 10 00ma , v in =2. 2 v 50 mv output voltage temperature coe fficient v out / t op top=- 40 c to + 85 c v in = 2. 2 v, i out = 10 0 ma 100 ppm/c inrush current limit irlim vin=2.2v 500 ma output capacitor discharge resistance rdchg vin=2.2v 200 ? short circuit current i short v in = 2.2 v , v out = 0 v 150 ma ripple rejection ratio rr v in =2.2v, f =1khz, i out = 10 0 ma 6 0 db thermal shutdown temperature tsd vin=2.2v 160 c thermal shutdown recovery temperature tsdr vin=2.2v 145 c output noise vno vin=2.2v, bw=10hz to 100khz 30 vrms electrical characteristics (ELM84xx3xxa, ELM84xx4xxa ) * rdchg is applied for ELM84124xxa only. ci=co= 4.7 f, t op = 25 c elm8 4 x xx xx a cmos 1.2a high current ldo voltage regu lator
7 http://www.elm-tech.com r ev.1. 1 21 - v out = 1. 8 v (ELM84183xxa, ELM84184xxa ) , with ce pin parameter symbol condition min. typ. max. unit output voltage v out v in = 2. 8 v , i out = 1 0 0 ma 1.780 1.800 1.820 v input voltage v in 1.4 6.0 v output current i out v in = 2 .8v 12 00 1800 ma current consumption i ss v in = 2. 8 v , no load 6 5 125 a standby current consumption istby vin=6.0v, vce=0v 1.0 a ce input voltage high vceh vin=6.0v 1.0 6.0 v ce input voltage low vcel vin=1.4v 0.0 0.4 v ce input current high iceh vce=vin=6.0v -0.1 0.3 1.0 a ce input current low icel vce=vss, vin=6.0v -0.1 0.0 0.1 a input/output voltage differential v dif i out =30 0ma 70 1 2 0 mv input stability v out / v in i out = 10 0 ma, 2.3 v v in 6.0 v 0.04 0.20 % /v load stability 1 v out / i out 1ma i out 3 00ma , v in =2. 8 v 15 3 0 mv load stability 2 v out / i out 1ma i out 10 00ma , v in =2. 8 v 50 mv output voltage temperature coe fficient v out / t op top=- 40 c to + 85 c v in = 2. 8 v, i out = 10 0 ma 100 ppm/c inrush current limit irlim vin=2.8v 5 00 ma output capacitor discharge resistance rdchg vin=2.8v 200 ? short circuit current i short v in = 2. 8 v , v out = 0 v 150 ma ripple rejection ratio rr v in =2.8v, f =1khz, i out = 10 0 ma 6 0 db thermal shutdown temperature tsd vin=2.8v 160 c thermal shutdown recovery temperature tsdr vin=2.8v 145 c output noise vno vin=2.8v, bw=10hz to 100khz 30 vrms * rdchg is applied for ELM84184xxa only. ci=co= 4.7 f, t op = 25 c elm8 4 x xx xx a cmos 1.2a high current ldo voltage regu lator
8 http://www.elm-tech.com r ev.1. 1 21 - v out = 3.3 v (ELM84333xxa, ELM84334xxa ) , with ce pin parameter symbol condition min. typ. max. unit output voltage v out v in = 4.3 v , i out = 1 0 0 ma 3.267 3.3 00 3.333 v input voltage v in 1.4 6.0 v output current i out v in = 4.3 v 12 00 1800 ma current consumption i ss v in = 4.3 v , no load 70 135 a standby current consumption istby vin=6.0v, vce=0v 1.0 a ce input voltage high vceh vin=6.0v 1.0 6.0 v ce input voltage low vcel vin=1.4v 0.0 0.4 v ce input current high iceh vce=vin=6.0v -0.1 0.3 1.0 a ce input current low icel vce=vss, vin=6.0v -0.1 0.0 0.1 a input/output voltage differential v dif i out =30 0ma 4 5 7 0 mv input stability v out / v in i out = 10 0 ma, 3.8 v v in 6.0 v 0.02 0.20 % /v load stability 1 v out / i out 1ma i out 3 00ma , v in = 4.3 v 15 3 0 mv load stability 2 v out / i out 1ma i out 10 00ma , v in = 4.3 v 50 mv output voltage temperature coe fficient v out / t op top=- 40 c to + 85 c v in = 4.3 v, i out = 10 0 ma 100 ppm/c inrush current limit irlim vin=4.3v 4 00 ma output capacitor discharge resistance rdchg vin=4.3v 200 ? short circuit current i short v in = 4.3 v , v out = 0 v 150 ma ripple rejection ratio rr v in =4.3v, f =1khz, i out = 10 0 ma 6 5 db thermal shutdown temperature tsd vin=4.3v 160 c thermal shutdown recovery temperature tsdr vin=4.3v 145 c output noise vno vin=4.3v, bw=10hz to 100khz 30 vrms * rdchg is applied for ELM84334xxa only. ci=co= 4.7 f, t op = 25 c elm8 4 x xx xx a cmos 1.2a high current ldo voltage regu lator
9 http://www.elm-tech.com r ev.1. 1 21 - v out = 5.0 v (ELM84503xxa, ELM84504xxa ) , with ce pin parameter symbol condition min. typ. max. unit output voltage v out v in = 6.0 v , i out = 1 0 0 ma 4.95 0 5 .000 5.05 0 v input voltage v in 1.4 6.0 v output current i out v in = 6.0 v 12 00 1800 ma current consumption i ss v in = 6.0 v , no load 7 5 140 a standby current consumption istby vin=6.0v, vce=0v 1.0 a ce input voltage high vceh vin=6.0v 1.0 6.0 v ce input voltage low vcel vin=1.4v 0.0 0.4 v ce input current high iceh vce=vin=6.0v -0.1 0.3 1.0 a ce input current low icel vce=vss, vin=6.0v -0.1 0.0 0.1 a input/output voltage differential v dif i out =30 0ma 37 6 0 mv input stability v out / v in i out = 10 0 ma, 5.5 v v in 6.0 v 0.02 0.20 % /v load stability 1 v out / i out 1ma i out 3 00ma , v in = 6.0 v 15 3 0 mv load stability 2 v out / i out 1ma i out 10 00ma , v in = 6.0 v 50 mv output voltage temperature coe fficient v out / t op top=- 40 c to + 85 c v in = 6.0 v, i out = 10 0 ma 100 ppm/c inrush current limit irlim vin=6.0v 5 00 ma output capacitor discharge resistance rdchg vin=6.0v 200 ? short circuit current i short v in = 6.0 v , v out = 0 v 20 0 ma ripple rejection ratio rr v in =6.0v, f =1khz, i out = 10 0 ma 6 0 db thermal shutdown temperature tsd vin=6.0v 160 c thermal shutdown recovery temperature tsdr vin=6.0v 145 c output noise vno vin=6.0v, bw=10hz to 100khz 30 vrms * rdchg is applied for ELM84504xxa only. ci=co= 4.7 f, t op = 25 c elm8 4 x xx xx a cmos 1.2a high current ldo voltage regu lator
10 http://www.elm-tech.com r ev.1. 1 21 - marking s ot - 89 s ot - 89 - 5 s ot - 2 3 s ot - 2 5 ? sot - 89, sot - 23 package : ELM84xx1xxa (no ce) ? sot - 89 - 5, sot - 2 5 pa ckage : ELM84xx3xxa, ELM84xx4xxa (with ce) ? s on8 - 3 3 pa ckage : ELM84xx3g1a, ELM84xx4g1a (with ce) a to d : assembly lot no. 0 to 9 and a to z (i, o, x ex cepted .) a , b : output voltage. e.g. : 33(v out =3.3v) c : ce selection (3 or 4) d to f : assembly lot no. ( 0 to 9 and a to z (i, o, x excepted).) s o n 8-3x3 elm8 4 x xx xx a cmos 1.2a high current ldo voltage regu lator
11 http://www.elm-tech.com r ev.1. 1 21 - typical characteristics ? vout=1.2v ( ELM8412xxxa) 0 200 400 600 800 1000 0 100 200 300 400 500 top=+25 ? top=+85 ? vdif-iout iout (ma) vdif (mv) top=-40 ? 10 -2 10 -1 10 0 10 1 10 2 10 3 0 10 20 30 40 50 60 70 80 ripple rejection ratio frequency (khz) ripple rejection ratio (db) vin=2.2v ? 0.5v, iout=100ma co=4.7 ? f, top=25 ? 0.0 1.0 2.0 3.0 4.0 5.0 6.0 0 50 100 150 200 250 top=+25 ? top=+85 ? iss-vin vin (v) iss ( ? a) top=-40 ? no load -40 -20 0 20 40 60 80 0 50 100 150 200 vin=1.7v iss-top top ( ? ) iss ( ? a) vin=6.0v no load 0 200 400 600 800 1000 2.0 2.5 3.0 3.5 4.0 1.1 1.2 1.3 vin input transient response time ( ? s) vin (v) vout iout=10ma, co=4.7 ? f vout (v) 0 200 400 600 800 1000 2.0 2.5 3.0 3.5 4.0 1.0 1.2 1.4 vin input transient response time ( ? s) vin (v) vout iout=500ma, co=4.7 ? f vout (v) 1.0 2.0 3.0 4.0 5.0 6.0 1.12 1.14 1.16 1.18 1.20 1.22 1.24 iout=100ma iout=1000ma vout-vin vin (v) vout (v) iout=1ma top=25 ? -40 -20 0 20 40 60 80 1.15 1.16 1.17 1.18 1.19 1.20 1.21 1.22 1.23 1.24 1.25 iout=100ma vout-top top ( ? ) vout (v) iout=1ma vin=2.2v 0 400 800 1200 1600 2000 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 vin=1.7v vin=2.2v vout-iout iout (ma) vout (v) vin=6.0v vin=3.2v top=25 ? 0 400 800 1200 1600 2000 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 top=-40 ? vout-iout iout (ma) vout (v) top=25 ? top=85 ? vin=2.2v elm8 4 x xx xx a cmos 1.2a high current ldo voltage regu lator
12 http://www.elm-tech.com r ev.1. 1 21 - 0 200 400 600 800 1000 0 100 200 300 400 500 top=+25 ? top=+85 ? vdif-iout iout (ma) vdif (mv) top=-40 ? 10 -2 10 -1 10 0 10 1 10 2 10 3 0 10 20 30 40 50 60 70 80 ripple rejection ratio frequency (khz) ripple rejection ratio (db) vin=2.2v ? 0.5v, iout=100ma co=4.7 ? f, top=25 ? 0.0 1.0 2.0 3.0 4.0 5.0 6.0 0 50 100 150 200 250 top=+25 ? top=+85 ? iss-vin vin (v) iss ( ? a) top=-40 ? no load -40 -20 0 20 40 60 80 0 50 100 150 200 vin=1.7v iss-top top ( ? ) iss ( ? a) vin=6.0v no load 0 200 400 600 800 1000 2.0 2.5 3.0 3.5 4.0 1.1 1.2 1.3 vin input transient response time ( ? s) vin (v) vout iout=10ma, co=4.7 ? f vout (v) 0 200 400 600 800 1000 2.0 2.5 3.0 3.5 4.0 1.0 1.2 1.4 vin input transient response time ( ? s) vin (v) vout iout=500ma, co=4.7 ? f vout (v) 0 200 400 600 800 1000 1.1 1.2 1.3 1.4 50 100 150 vout load transient response time ( ? s) vout (v) ou tput current vin=2.2v, co=4.7 ? f 10ma 100ma iout (ma) 0 200 400 600 800 1000 1.0 1.1 1.2 1.3 1.4 1.5 200 400 600 800 vout load transient response time ( ? s) vout (v) output current vin=2.2v, co=4.7 ? f 50ma 500ma iout (ma) 0 200 400 600 800 1000 0 1.0 2.0 3.0 0 0.5 1.0 1.5 vce start response time ( ? s) vce (v) vout vin=2.2v, rload=1k ?? ? co=4.7 ? f vout (v) 0 20 40 60 80 100 120 140 160 180 200 0 1.0 2.0 3.0 0 200 400 600 vce inrush current response time ( ? s) vce, vout (v) inrush current vin=2.2v, rload=1k ?? ? co=4.7 ? f inrush current (ma) vout elm8 4 x xx xx a cmos 1.2a high current ldo voltage regu lator
13 http://www.elm-tech.com r ev.1. 1 21 - 0 200 400 600 800 1000 1.1 1.2 1.3 1.4 50 100 150 vout load transient response time ( ? s) vout (v) ou tput current vin=2.2v, co=4.7 ? f 10ma 100ma iout (ma) 0 200 400 600 800 1000 1.0 1.1 1.2 1.3 1.4 1.5 200 400 600 800 vout load transient response time ( ? s) vout (v) output current vin=2.2v, co=4.7 ? f 50ma 500ma iout (ma) 0 200 400 600 800 1000 0 1.0 2.0 3.0 0 0.5 1.0 1.5 vce start response time ( ? s) vce (v) vout vin=2.2v, rload=1k ?? ? co=4.7 ? f vout (v) 0 20 40 60 80 100 120 140 160 180 200 0 1.0 2.0 3.0 0 200 400 600 vce inrush current response time ( ? s) vce, vout (v) inrush current vin=2.2v, rload=1k ?? ? co=4.7 ? f inrush current (ma) vout ? vout=1.8v ( ELM8418xxxa) 0 500 1000 1500 2000 2500 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 vin=2.3v vin=2.8v vout-iout iout (ma) vout (v) vin=6.0v vin=3.8v top=25 ? 0 500 1000 1500 2000 2500 3000 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 top=-40 ? vout-iout iout (ma) vout (v) top=25 ? top=85 ? vin=2.8v 0 200 400 600 800 1000 0 100 200 300 top=+25 ? top=+85 ? vdif-iout iout (ma) vdif (mv) top=-40 ? 10 -2 10 -1 10 0 10 1 10 2 10 3 0 10 20 30 40 50 60 70 80 ripple rejection ratio frequency (khz) ripple rejection ratio (db) vin=2.8v ? 0.5v, iout=100ma co=4.7 ? f, top=25 ? 0.0 1.0 2.0 3.0 4.0 5.0 6.0 0 50 100 150 200 top=+25 ? top=+85 ? iss-vin vin (v) iss ( ? a) top=-40 ? no load -40 -20 0 20 40 60 80 0 50 100 150 200 vin=2.3v iss-top top ( ? ) iss ( ? a) vin=6.0v no load 1.0 2.0 3.0 4.0 5.0 6.0 1.72 1.74 1.76 1.78 1.80 1.82 1.84 iout=100ma iout=1000ma vout-vin vin (v) vout (v) iout=1ma top=25 ? -40 -20 0 20 40 60 80 1.75 1.76 1.77 1.78 1.79 1.80 1.81 1.82 1.83 1.84 1.85 iout=100ma vout-top top ( ? ) vout (v) iout=1ma vin=2.8v 1.0 2.0 3.0 4.0 5.0 6.0 1.72 1.74 1.76 1.78 1.80 1.82 1.84 iout=100ma iout=1000ma vout-vin vin (v) vout (v) iout=1ma top=25 ? -40 -20 0 20 40 60 80 1.75 1.76 1.77 1.78 1.79 1.80 1.81 1.82 1.83 1.84 1.85 iout=100ma vout-top top ( ? ) vout (v) iout=1ma vin=2.8v elm8 4 x xx xx a cmos 1.2a high current ldo voltage regu lator
14 http://www.elm-tech.com r ev.1. 1 21 - 0 200 400 600 800 1000 2.5 3.0 3.5 4.0 1.7 1.8 1.9 vin input transient response time ( ? s) vin (v) vout iout=10ma, co=4.7 ? f vout (v) 0 200 400 600 800 1000 2.0 2.5 3.0 3.5 4.0 4.5 1.7 1.8 1.9 vin input transient response time ( ? s) vin (v) vout iout=500ma, co=4.7 ? f vout (v) 0 200 400 600 800 1000 1.7 1.8 1.9 2.0 50 100 150 vout load transient response time ( ? s) vout (v) ou tput current vin=2.8v, co=4.7 ? f 10ma 100ma iout (ma) 0 200 400 600 800 1000 1.6 1.7 1.8 1.9 2.0 2.1 200 400 600 800 vout load transient response time ( ? s) vout (v) output current vin=2.8v, co=4.7 ? f 50ma 500ma iout (ma) 0 200 400 600 800 1000 0 1.0 2.0 3.0 0 1.0 2.0 3.0 vce start response time ( ? s) vce (v) vout vin=2.8v, rload=1k ?? ? co=4.7 ? f vout (v) 0 20 40 60 80 100 120 140 160 180 200 0 1.0 2.0 3.0 4.0 0 200 400 600 vce inrush current response time ( ? s) vce, vout (v) inrush current vin=2.8v, rload=1k ?? ? co=4.7 ? f inrush current (ma) vout 0 500 1000 1500 2000 2500 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 vin=2.3v vin=2.8v vout-iout iout (ma) vout (v) vin=6.0v vin=3.8v top=25 ? 0 500 1000 1500 2000 2500 3000 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 top=-40 ? vout-iout iout (ma) vout (v) top=25 ? top=85 ? vin=2.8v 0 200 400 600 800 1000 0 100 200 300 top=+25 ? top=+85 ? vdif-iout iout (ma) vdif (mv) top=-40 ? 10 -2 10 -1 10 0 10 1 10 2 10 3 0 10 20 30 40 50 60 70 80 ripple rejection ratio frequency (khz) ripple rejection ratio (db) vin=2.8v ? 0.5v, iout=100ma co=4.7 ? f, top=25 ? 0.0 1.0 2.0 3.0 4.0 5.0 6.0 0 50 100 150 200 top=+25 ? top=+85 ? iss-vin vin (v) iss ( ? a) top=-40 ? no load -40 -20 0 20 40 60 80 0 50 100 150 200 vin=2.3v iss-top top ( ? ) iss ( ? a) vin=6.0v no load elm8 4 x xx xx a cmos 1.2a high current ldo voltage regu lator
15 http://www.elm-tech.com r ev.1. 1 21 - 0 200 400 600 800 1000 2.5 3.0 3.5 4.0 1.7 1.8 1.9 vin input transient response time ( ? s) vin (v) vout iout=10ma, co=4.7 ? f vout (v) 0 200 400 600 800 1000 2.0 2.5 3.0 3.5 4.0 4.5 1.7 1.8 1.9 vin input transient response time ( ? s) vin (v) vout iout=500ma, co=4.7 ? f vout (v) 0 200 400 600 800 1000 1.7 1.8 1.9 2.0 50 100 150 vout load transient response time ( ? s) vout (v) ou tput current vin=2.8v, co=4.7 ? f 10ma 100ma iout (ma) 0 200 400 600 800 1000 1.6 1.7 1.8 1.9 2.0 2.1 200 400 600 800 vout load transient response time ( ? s) vout (v) output current vin=2.8v, co=4.7 ? f 50ma 500ma iout (ma) 0 200 400 600 800 1000 0 1.0 2.0 3.0 0 1.0 2.0 3.0 vce start response time ( ? s) vce (v) vout vin=2.8v, rload=1k ?? ? co=4.7 ? f vout (v) 0 20 40 60 80 100 120 140 160 180 200 0 1.0 2.0 3.0 4.0 0 200 400 600 vce inrush current response time ( ? s) vce, vout (v) inrush current vin=2.8v, rload=1k ?? ? co=4.7 ? f inrush current (ma) vout ? vout=3.3v ( ELM8433xxxa) 3.0 3.5 4.0 4.5 5.0 5.5 6.0 3.22 3.24 3.26 3.28 3.30 3.32 3.34 iout=100ma iout=1000ma vout-vin vin (v) vout (v) iout=1ma top=25 ? -40 -20 0 20 40 60 80 3.25 3.26 3.27 3.28 3.29 3.30 3.31 3.32 3.33 3.34 3.35 iout=100ma vout-top top ( ? ) vout (v) iout=1ma vin=4.3v 0 500 1000 1500 2000 2500 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 vin=3.8v vin=4.3v vout-iout iout (ma) vout (v) vin=6.0v top=25 ? 0 500 1000 1500 2000 2500 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 top=-40 ? vout-iout iout (ma) vout (v) top=25 ? top=85 ? vin=4.3v 0 200 400 600 800 1000 0 50 100 150 200 top=+25 ? top=+85 ? vdif-iout iout (ma) vdif (mv) top=-40 ? 10 -2 10 -1 10 0 10 1 10 2 10 3 0 10 20 30 40 50 60 70 80 ripple rejection ratio frequency (khz) ripple rejection ratio (db) vin=4.3v ? 0.5v, iout=100ma co=4.7 ? f, top=25 ? elm8 4 x xx xx a cmos 1.2a high current ldo voltage regu lator
16 http://www.elm-tech.com r ev.1. 1 21 - 3.0 3.5 4.0 4.5 5.0 5.5 6.0 3.22 3.24 3.26 3.28 3.30 3.32 3.34 iout=100ma iout=1000ma vout-vin vin (v) vout (v) iout=1ma top=25 ? -40 -20 0 20 40 60 80 3.25 3.26 3.27 3.28 3.29 3.30 3.31 3.32 3.33 3.34 3.35 iout=100ma vout-top top ( ? ) vout (v) iout=1ma vin=4.3v 0 500 1000 1500 2000 2500 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 vin=3.8v vin=4.3v vout-iout iout (ma) vout (v) vin=6.0v top=25 ? 0 500 1000 1500 2000 2500 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 top=-40 ? vout-iout iout (ma) vout (v) top=25 ? top=85 ? vin=4.3v 0 200 400 600 800 1000 0 50 100 150 200 top=+25 ? top=+85 ? vdif-iout iout (ma) vdif (mv) top=-40 ? 10 -2 10 -1 10 0 10 1 10 2 10 3 0 10 20 30 40 50 60 70 80 ripple rejection ratio frequency (khz) ripple rejection ratio (db) vin=4.3v ? 0.5v, iout=100ma co=4.7 ? f, top=25 ? 0.0 1.0 2.0 3.0 4.0 5.0 6.0 0 50 100 150 200 top=+25 ? top=+85 ? iss-vin vin (v) iss ( ? a) top=-40 ? no load -40 -20 0 20 40 60 80 0 50 100 150 200 vin=3.8v iss-top top ( ? ) iss ( ? a) vin=6.0v no load 0 200 400 600 800 1000 4.0 4.5 5.0 5.5 3.2 3.3 3.4 vin input transient response time ( ? s) vin (v) vout iout=10ma, co=4.7 ? f vout (v) 0 200 400 600 800 1000 4.0 4.5 5.0 5.5 6.0 3.2 3.3 3.4 vin input transient response time ( ? s) vin (v) vout iout=500ma, co=4.7 ? f vout (v) 0 200 400 600 800 1000 3.2 3.3 3.4 3.5 50 100 150 vout load transient response time ( ? s) vout (v) ou tput current vin=4.3v, co=4.7 ? f 10ma 100ma iout (ma) 0 200 400 600 800 1000 3.1 3.2 3.3 3.4 3.5 3.6 200 400 600 800 vout load transient response time ( ? s) vout (v) output current vin=4.3v, co=4.7 ? f 50ma 500ma iout (ma) elm8 4 x xx xx a cmos 1.2a high current ldo voltage regu lator
17 http://www.elm-tech.com r ev.1. 1 21 - 0.0 1.0 2.0 3.0 4.0 5.0 6.0 0 50 100 150 200 top=+25 ? top=+85 ? iss-vin vin (v) iss ( ? a) top=-40 ? no load -40 -20 0 20 40 60 80 0 50 100 150 200 vin=3.8v iss-top top ( ? ) iss ( ? a) vin=6.0v no load 0 200 400 600 800 1000 4.0 4.5 5.0 5.5 3.2 3.3 3.4 vin input transient response time ( ? s) vin (v) vout iout=10ma, co=4.7 ? f vout (v) 0 200 400 600 800 1000 4.0 4.5 5.0 5.5 6.0 3.2 3.3 3.4 vin input transient response time ( ? s) vin (v) vout iout=500ma, co=4.7 ? f vout (v) 0 200 400 600 800 1000 3.2 3.3 3.4 3.5 50 100 150 vout load transient response time ( ? s) vout (v) ou tput current vin=4.3v, co=4.7 ? f 10ma 100ma iout (ma) 0 200 400 600 800 1000 3.1 3.2 3.3 3.4 3.5 3.6 200 400 600 800 vout load transient response time ( ? s) vout (v) output current vin=4.3v, co=4.7 ? f 50ma 500ma iout (ma) 0 200 400 600 800 1000 0 2.0 4.0 6.0 0 2.0 4.0 6.0 vce start response time ( ? s) vce (v) vout vin=4.3v, rload=1k ?? ? co=4.7 ? f vout (v) 0 40 80 120 160 200 240 280 320 360 400 0 2.0 4.0 6.0 0 200 400 600 vce inrush current response time ( ? s) vce, vout (v) inrush current vin=4.3v, rload=1k ?? ? co=4.7 ? f inrush current (ma) vout elm8 4 x xx xx a cmos 1.2a high current ldo voltage regu lator
18 http://www.elm-tech.com r ev.1. 1 21 - ? vout=5.0v ( ELM8450xxxa) 0 200 400 600 800 1000 0 50 100 150 200 top=+25 ? top=+85 ? vdif-iout iout (ma) vdif (mv) top=-40 ? 10 -2 10 -1 10 0 10 1 10 2 10 3 0 10 20 30 40 50 60 70 80 ripple rejection ratio frequency (khz) ripple rejection ratio (db) vin=5.75v ? 0.25v, iout=100ma co=4.7 ? f, top=25 ? 0.0 1.0 2.0 3.0 4.0 5.0 6.0 0 50 100 150 200 top=+25 ? top=+85 ? iss-vin vin (v) iss ( ? a) top=-40 ? no load -40 -20 0 20 40 60 80 0 50 100 150 200 vin=5.5v iss-top top ( ? ) iss ( ? a) vin=6.0v no load 0 200 400 600 800 1000 4.5 5.0 5.5 6.0 4.9 5.0 5.1 vin input transient response time ( ? s) vin (v) vout iout=10ma, co=4.7 ? f vout (v) 0 200 400 600 800 1000 4.5 5.0 5.5 6.0 4.9 5.0 5.1 vin input transient response time ( ? s) vin (v) vout iout=500ma, co=4.7 ? f vout (v) 4.8 5.0 5.2 5.4 5.6 5.8 6.0 4.92 4.94 4.96 4.98 5.00 5.02 5.04 iout=100ma iout=1000ma vout-vin vin (v) vout (v) iout=1ma top=25 ? -40 -20 0 20 40 60 80 4.95 4.96 4.97 4.98 4.99 5.00 5.01 5.02 5.03 5.04 5.05 iout=100ma vout-top top ( ? ) vout (v) iout=1ma vin=6.0v 0 500 1000 1500 2000 2500 0 1.0 2.0 3.0 4.0 5.0 vin=5.5v vout-iout iout (ma) vout (v) vin=6.0v top=25 ? 0 500 1000 1500 2000 2500 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 top=-40 ? vout-iout iout (ma) vout (v) top=25 ? top=85 ? vin=6.0v elm8 4 x xx xx a cmos 1.2a high current ldo voltage regu lator
19 http://www.elm-tech.com r ev.1. 1 21 - 0 200 400 600 800 1000 0 50 100 150 200 top=+25 ? top=+85 ? vdif-iout iout (ma) vdif (mv) top=-40 ? 10 -2 10 -1 10 0 10 1 10 2 10 3 0 10 20 30 40 50 60 70 80 ripple rejection ratio frequency (khz) ripple rejection ratio (db) vin=5.75v ? 0.25v, iout=100ma co=4.7 ? f, top=25 ? 0.0 1.0 2.0 3.0 4.0 5.0 6.0 0 50 100 150 200 top=+25 ? top=+85 ? iss-vin vin (v) iss ( ? a) top=-40 ? no load -40 -20 0 20 40 60 80 0 50 100 150 200 vin=5.5v iss-top top ( ? ) iss ( ? a) vin=6.0v no load 0 200 400 600 800 1000 4.5 5.0 5.5 6.0 4.9 5.0 5.1 vin input transient response time ( ? s) vin (v) vout iout=10ma, co=4.7 ? f vout (v) 0 200 400 600 800 1000 4.5 5.0 5.5 6.0 4.9 5.0 5.1 vin input transient response time ( ? s) vin (v) vout iout=500ma, co=4.7 ? f vout (v) 0 200 400 600 800 1000 4.9 5.0 5.1 5.2 50 100 150 vout load transient response time ( ? s) vout (v) ou tput current vin=6.0v, co=4.7 ? f 10ma 100ma iout (ma) 0 200 400 600 800 1000 4.8 5.0 5.2 5.4 100 200 300 400 500 600 vout load transient response time ( ? s) vout (v) ou tput current vin=6.0v, co=4.7 ? f 50ma 500ma iout (ma) 0 200 400 600 800 1000 0 2.0 4.0 6.0 8.0 0 2.0 4.0 6.0 vce start response time ( ? s) vce (v) vout vin=6.0v, rload=1k ?? ? co=4.7 ? f vout (v) 0 40 80 120 160 200 240 280 320 360 400 0 2.0 4.0 6.0 0 200 400 600 vce inrush current response time ( ? s) vce, vout (v) inrush current vin=6.0v, rload=1k ?? ? co=4.7 ? f inrush current (ma) vout elm8 4 x xx xx a cmos 1.2a high current ldo voltage regu lator
20 http://www.elm-tech.com r ev.1. 1 21 - 0 200 400 600 800 1000 4.9 5.0 5.1 5.2 50 100 150 vout load transient response time ( ? s) vout (v) ou tput current vin=6.0v, co=4.7 ? f 10ma 100ma iout (ma) 0 200 400 600 800 1000 4.8 5.0 5.2 5.4 100 200 300 400 500 600 vout load transient response time ( ? s) vout (v) ou tput current vin=6.0v, co=4.7 ? f 50ma 500ma iout (ma) 0 200 400 600 800 1000 0 2.0 4.0 6.0 8.0 0 2.0 4.0 6.0 vce start response time ( ? s) vce (v) vout vin=6.0v, rload=1k ?? ? co=4.7 ? f vout (v) 0 40 80 120 160 200 240 280 320 360 400 0 2.0 4.0 6.0 0 200 400 600 vce inrush current response time ( ? s) vce, vout (v) inrush current vin=6.0v, rload=1k ?? ? co=4.7 ? f inrush current (ma) vout ? ELM84xx3xxa , ELM84xx4xxa 1.0 2.0 3.0 4.0 5.0 6.0 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 top=+25 ? top=+85 ? vceh-vin vin (v) vceh (v) top=-40 ? 1.0 2.0 3.0 4.0 5.0 6.0 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 top=+25 ? top=+85 ? vcel-vin vin (v) vcel (v) top=-40 ? -40 -20 0 20 40 60 80 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 vin=3.0v vin=1.4v vceh-top top ( ? ) vceh (v) vin=6.0v -40 -20 0 20 40 60 80 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 vin=3.0v vin=1.4v vcel-top top ( ? ) vcel (v) vin=6.0v 0.0 1.0 2.0 3.0 4.0 5.0 6.0 0 0.1 0.2 0.3 0.4 0.5 top=+25 ? top=+85 ? ice-vce vce (v) ice ( ? a) top=-40 ? -40 -20 0 20 40 60 80 0 0.1 0.2 0.3 0.4 0.5 vce=1.0v ice-top top ( ? ) ice ( ? a) vce=6.0v 1.0 2.0 3.0 4.0 5.0 6.0 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 top=+25 ? top=+85 ? vceh-vin vin (v) vceh (v) top=-40 ? 1.0 2.0 3.0 4.0 5.0 6.0 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 top=+25 ? top=+85 ? vcel-vin vin (v) vcel (v) top=-40 ? -40 -20 0 20 40 60 80 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 vin=3.0v vin=1.4v vceh-top top ( ? ) vceh (v) vin=6.0v -40 -20 0 20 40 60 80 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 vin=3.0v vin=1.4v vcel-top top ( ? ) vcel (v) vin=6.0v 0.0 1.0 2.0 3.0 4.0 5.0 6.0 0 0.1 0.2 0.3 0.4 0.5 top=+25 ? top=+85 ? ice-vce vce (v) ice ( ? a) top=-40 ? -40 -20 0 20 40 60 80 0 0.1 0.2 0.3 0.4 0.5 vce=1.0v ice-top top ( ? ) ice ( ? a) vce=6.0v elm8 4 x xx xx a cmos 1.2a high current ldo voltage regu lator
21 http://www.elm-tech.com r ev.1. 1 21 - 1.0 2.0 3.0 4.0 5.0 6.0 0 0.02 0.04 0.06 0.08 0.10 0.12 0.14 0.16 top=+25 ? top=+85 ? istby-vin vin (v) istby ( ? a) top=-40 ? -40 -20 0 20 40 60 80 0 0.02 0.04 0.06 0.08 0.10 0.12 0.14 0.16 vin=4.0v istby-top top ( ? ) istby ( ? a) vin=6.0v vin=1.4v 1.0 2.0 3.0 4.0 5.0 6.0 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 top=+25 ? top=+85 ? vceh-vin vin (v) vceh (v) top=-40 ? 1.0 2.0 3.0 4.0 5.0 6.0 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 top=+25 ? top=+85 ? vcel-vin vin (v) vcel (v) top=-40 ? -40 -20 0 20 40 60 80 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 vin=3.0v vin=1.4v vceh-top top ( ? ) vceh (v) vin=6.0v -40 -20 0 20 40 60 80 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 vin=3.0v vin=1.4v vcel-top top ( ? ) vcel (v) vin=6.0v 0.0 1.0 2.0 3.0 4.0 5.0 6.0 0 0.1 0.2 0.3 0.4 0.5 top=+25 ? top=+85 ? ice-vce vce (v) ice ( ? a) top=-40 ? -40 -20 0 20 40 60 80 0 0.1 0.2 0.3 0.4 0.5 vce=1.0v ice-top top ( ? ) ice ( ? a) vce=6.0v 1.0 2.0 3.0 4.0 5.0 6.0 0 0.02 0.04 0.06 0.08 0.10 0.12 0.14 0.16 top=+25 ? top=+85 ? istby-vin vin (v) istby ( ? a) top=-40 ? -40 -20 0 20 40 60 80 0 0.02 0.04 0.06 0.08 0.10 0.12 0.14 0.16 vin=4.0v istby-top top ( ? ) istby ( ? a) vin=6.0v vin=1.4v elm8 4 x xx xx a cmos 1.2a high current ldo voltage regu lator

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