unisonic technologies co., ltd lr1118 linear integrated circuit www.unisonic.com.tw 1 of 8 copyright ? 2012 unisonic technologies co., ltd qw-r102-029,g low drop positive voltage regulators ? description the utc lr1118 is a low drop voltage regulator able to provide up to 1a of output current, available also for adjustable version (v ref =1.24v). output consists of pnp power transistor. so that dropout voltage can be extremely low. ? features * 2.85v device are suitable for scsi-2 active termination * output current up to 1a * adjustable version available.(v ref =1.24v) * internal current and thermal limit * available in 1%(at 25 ) and 2% in all temperature range ? ordering information ordering number package pin assignment packing lead free halogen free lr1118l-xx-aa3- - lr1118g-xx-aa3- - sot-223 a: goi b: ogi c: gio d: igo r: tape reel t: tube lr1118l-xx-ta3- - lr1118g-xx-ta3- - to-220 lr1118l-xx-tn3- - lr1118g-xx-tn3- - to-252 lr1118l-xx-tq2- - lr1118g-xx-tq2- - to-263 lr1118l-xx-tq3- - lr1118g-xx-tq3- - to-263-3 lr1118l-xx-s08- - lr1118g-xx-s08- - sop-8 gooixoox note: 1. pin assignment: i: v in o: v out g: gnd x: nc 2. xx: output voltage, refe r to marking information.
lr1118 linear integrated circuit unisonic technologies co., ltd 2 of 8 www.unisonic.com.tw qw-r102-029,g ? marking information package voltage code marking sot-223 12:1.2v 15:1.5v 18:1.8v 25:2.5v 2j:2.85v 30:3.0v 33:3.3v 36:3.6v 50:5.0v 12 3 lr1118 voltage code date code pin code g: halogen free l: lead free to-220 to-252 to-263 to-263-3 ? block diagram + - current limit therml shut down reference voltage v cc v cc v cc v out gnd ? application circuit
lr1118 linear integrated circuit unisonic technologies co., ltd 3 of 8 www.unisonic.com.tw qw-r102-029,g ? absolute maximum ratings parameter symbol ratings unit dc input voltage v in 15 v junction temperature t j +125 operating temperature t opr 0 ~ +125 storage temperature t stg -40 ~ +150 note: 1. absolute maximum ratings are those values beyond which the device could be permanently damaged. absolute maximum ratings are stress ratings only and functional device operation is not implied ? thermal data parameter symbol ratings unit junction to case sot-223 jc 15 /w sop-8 20 to-252 8 to-220 4 to-263 4 ? electrical characteristics (t a =25 , refer to the test circuits, t j =-0~125 , c o =10 f, unless otherwise specified.) for lr1118-1.2v parameter symbol test conditions min typ max unit output voltage v out v in =v out +1.5v, i out =10ma, t j =25 1% 1.188 1.2 1.212 v 2% 1.176 1.224 v in =(v out +2v)~15v, i out =0 to 1a 1.176 1.2 1.224 v line regulation v out v in =(v out +2v)~15v, i out =0a 0.1 0.6 % load regulation v in =v out +2v, i out =0 to 1a 2 3 % temperature stability 0.5 % long term stability 1000 hrs, t j =125 0.3 % operating input voltage v in i out =100ma 15 v quiescent current i d v in 10v 5 10 ma output current i out v in =v out +4.5v, t j =25 800 1500 ma output noise voltage e n b=10hz~10khz, t j =25 100 v supply voltage rejection svr i out =40ma, f=120hz, t j =25 v in =v out +2.5v, v ripple =1v pp 60 75 db dropout voltage v d i out = 100ma 0.88 0.98 v i out = 1a 1.10 1.20 thermal regulation t a =25 , 30ms pulse 0.01 0.10 %/w
lr1118 linear integrated circuit unisonic technologies co., ltd 4 of 8 www.unisonic.com.tw qw-r102-029,g ? electrical characteristics (cont.) for lr1118-1.5v parameter symbol test conditions min typ max unit output voltage v out v in =v out +1.5v, i out =10ma, t j =25 1% 1.485 1.5 1.515 v 2% 1.470 1.530 v in =(v out +2v)~15v, i out =0 to 1a 1.470 1.5 1.530 v line regulation v out v in =(v out +2v)~15v, i out =0a 0.1 0.6 % load regulation v in =v out +2v, i out =0 to 1a 2 3 % temperature stability 0.5 % long term stability 1000 hrs, t j =125 0.3 % operating input voltage v in i out =100ma 15 v quiescent current i d v in 10v 5 10 ma output current i out v in =v out +4.5v, t j =25 800 1500 ma output noise voltage e n b=10hz~10khz, t j =25 100 v supply voltage rejection svr i out =40ma, f=120hz, t j =25 v in =v out +2.5v, v ripple =1v pp 60 75 db dropout voltage v d i out = 100ma 0.60 0.73 v i out = 1a 0.82 0.95 thermal regulation t a =25 , 30ms pulse 0.01 0.10 %/w for lr1118-1.8v parameter symbol test conditions min typ max unit output voltage v out v in =v out +1.5v, i out =10ma, t j =25 1% 1.782 1.8 1.818 v 2% 1.764 1.836 v in =(v out +2v)~15v, i out =0 to 1a 1.764 1.8 1.836 v line regulation v out v in =(v out +2v)~15v, i out =0a 0.1 0.6 % load regulation v in =v out +2v, i out =0 to 1a 2 3 % temperature stability 0.5 % long term stability 1000 hrs, t j =125 0.3 % operating input voltage v in i out =100ma 15 v quiescent current i d v in 10v 5 10 ma output current i out v in =v out +4.5v, t j =25 800 1500 ma output noise voltage e n b=10hz~10khz, t j =25 100 v supply voltage rejection svr i out =40ma, f=120hz, t j =25 v in =v out +2.5v, v ripple =1v pp 60 75 db dropout voltage v d i out = 100ma 0.32 0.48 v i out = 1a 0.65 0.88 thermal regulation t a =25 , 30ms pulse 0.01 0.10 %/w
lr1118 linear integrated circuit unisonic technologies co., ltd 5 of 8 www.unisonic.com.tw qw-r102-029,g ? electrical characteristics (cont.) for lr1118-2.5v parameter symbol test conditions min typ max unit output voltage v out v in =v out +1.5v, i out =10ma, t j =25 1% 2.475 2.5 2.525 v 2% 2.450 2.550 v in =(v out +2v)~15v, i out =0 to 1a 2.450 2.5 2.550 v line regulation v out v in =(v out +2v)~15v, i out =0a 0.1 0.6 % load regulation v in =v out +2v, i out =0 to 1a 2 3 % temperature stability 0.5 % long term stability 1000 hrs, t j =125 0.3 % operating input voltage v in i out =100ma 15 v quiescent current i d v in 10v 5 10 ma output current i out v in =v out +4.5v, t j =25 800 1500 ma output noise voltage e n b=10hz~10khz, t j =25 100 v supply voltage rejection svr i out =40ma, f=120hz, t j =25 v in =v out +2.5v, v ripple =1v pp 60 75 db dropout voltage v d i out = 100ma 0.16 0.25 v i out = 1a 0.56 0.70 thermal regulation t a =25 , 30ms pulse 0.01 0.10 %/w for lr1118-2.85v parameter symbol test conditions min typ max unit output voltage v out v in =v out +1.5v, i out =10ma, t j =25 1% 2.822 2.85 2.878 v 2% 2.793 2.907 v in =(v out +2v)~15v, i out =0 to 1a 2.793 2.85 2.907 v line regulation v out v in =(v out +2v)~15v, i out =0a 0.1 0.6 % load regulation v in =v out +2v, i out =0 to 1a 2 3 % temperature stability 0.5 % long term stability 1000 hrs, t j =125 0.3 % operating input voltage v in i out =100ma 15 v quiescent current i d v in 10v 5 10 ma output current i out v in =v out +4.5v, t j =25 800 1500 ma output noise voltage e n b=10hz~10khz, t j =25 100 v supply voltage rejection svr i out =40ma, f=120hz, t j =25 v in =v out +2.5v, v ripple =1v pp 60 75 db dropout voltage v d i out = 100ma 0.132 0.35 v i out = 1a 0.828 0.91 thermal regulation t a =25 , 30ms pulse 0.01 0.10 %/w
lr1118 linear integrated circuit unisonic technologies co., ltd 6 of 8 www.unisonic.com.tw qw-r102-029,g ? electrical characteristics (cont.) for lr1118-3.0v parameter symbol test conditions min typ max unit output voltage v out v in =v out +1.5v, i out =10ma,t j =25 2.970 3.0 3.030 v v in =(v out +2v)~15v, i out =0 to 1a 2.940 3.0 3.060 v line regulation v out v in =(v out +2v)~15v, i out =0a 0.1 0.6 % load regulation v in =v out +2v, i out =0 to 1a 2 3 % temperature stability 0.5 % long term stability 1000 hrs, t j =125 0.3 % operating input voltage v in i out =100ma 15 v quiescent current i d v in 10v 5 10 ma output current i out v in =v out +4.5v, t j =25 800 1500 ma output noise voltage e n b=10hz ~ 10khz, t j =25 100 v supply voltage rejection svr i out =40ma, f=120hz, t j =25 v in =v out +2.5v, v ripple =1v pp 60 75 db dropout voltage v d i out = 100ma 0.11 0.26 v i out = 1a 0.45 0.65 thermal regulation t a =25 , 30ms pulse 0.01 0.10 %/w for lr1118-3.3v parameter symbol test conditions min typ max unit output voltage v out v in =v out +1.5v, i out =10ma,t j =25 3.267 3.3 3.333 v v in =(v out +2v)~15v, i out =0 to 1a 3.234 3.3 3.366 v line regulation v out v in =(v out +2v)~15v, i out =0a 0.1 0.6 % load regulation v in =v out +2v, i out =0 to 1a 2 3 % temperature stability 0.5 % long term stability 1000 hrs, t j =125 0.3 % operating input voltage v in i out =100ma 15 v quiescent current i d v in 10v 5 10 ma output current i out v in =v out +4.5v, t j =25 800 1500 ma output noise voltage e n b=10hz ~ 10khz, t j =25 c 100 v supply voltage rejection svr i out =40ma, f=120hz, t j =25 v in =v out +2.5v, v ripple =1v pp 60 75 db dropout voltage v d i out = 100ma 0.11 0.26 v i out = 1a 0.45 0.65 thermal regulation t a =25 , 30ms pulse 0.01 0.10 %/w
lr1118 linear integrated circuit unisonic technologies co., ltd 7 of 8 www.unisonic.com.tw qw-r102-029,g ? electrical characteristics (cont.) for lr1118-3.6v parameter symbol test conditions min typ max unit output voltage v out v in =v out +1.5v, i out =10ma,t j =25 3.564 3.6 3.636 v v in =(v out +2v)~15v, i out =0 to 1a 3.528 3.6 3.672 v line regulation v out v in =(v out +2v)~15v, i out =0a 0.1 0.6 % load regulation v in =v out +2v, i out =0 to 1a 2 3 % temperature stability 0.5 % long term stability 1000 hrs, t j =125 0.3 % operating input voltage v in i out =100ma 15 v quiescent current i d v in 10v 5 10 ma output current i out v in =v out +4.5v, t j =25 800 1500 ma output noise voltage e n b=10hz ~ 10khz, t j =25 100 v supply voltage rejection svr i out =40ma, f=120hz, t j =25 v in =v out +2.5v, v ripple =1v pp 60 75 db dropout voltage v d i out = 100ma 0.19 0.31 v i out = 1a 0.81 0.89 thermal regulation t a =25 , 30ms pulse 0.01 0.10 %/w for lr1118-5.0v parameter symbol test conditions min typ max unit output voltage v out v in =v out +1.5v, i out =10ma,t j =25 4.95 5.0 5.05 v v in =(v out +2v)~15v, i out =0 to 1a 4.90 5.0 5.10 v line regulation v out v in =(v out +2v)~15v, i out =0a 0.1 0.6 % load regulation v in =v out +2v, i out =0 to 1a 2 3 % temperature stability 0.5 % long term stability 1000 hrs, t j =125 0.3 % operating input voltage v in i out =100ma 15 v quiescent current i d v in 10v 5 10 ma output current i out v in =v out +4.5v, t j =25 800 1500 ma output noise voltage e n b=10hz ~ 10khz, t j =25 100 v supply voltage rejection svr i out =40ma, f=120hz, t j =25 v in =v out +2.5v, v ripple =1v pp 60 75 db dropout voltage v d i out = 100ma 0.11 0.26 v i out = 1a 0.45 0.62 thermal regulation t a =25 , 30ms pulse 0.01 0.10 %/w
lr1118 linear integrated circuit unisonic technologies co., ltd 8 of 8 www.unisonic.com.tw qw-r102-029,g ? typical characteristics reference voltage vs. temperature output voltage vs. temperautre -75 junction temperature ( ) junction temperature ( ) -75 3.10 1.200 1.205 1.210 1.215 1.220 1.225 1.230 1.235 1.240 1.245 1.250 -50 -25 0 25 50 75 100 125 150 175 3.15 3.20 3.25 3.30 3.35 3.40 3.45 3.50 3.55 3.60 -50 -25 0 25 50 75 100 125 150 175 v out =3.3v v out set with 1% resistors maximum powe r dissipation 25 65 105 4 6 8 10 case temperature( ) to-263 & to-252 sot-223 2 45 85 125 0 utc assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all utc products described or contained herein. utc products are not designed for use in life support appliances, devices or systems where malfunction of these products can be reasonably expected to result in personal injury. reproduction in whole or in part is prohibited without the prior writ ten consent of the copyright owner. the information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed without notice.
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