unisonic technologies co., ltd 79lxx linear integrated circuit www.unisonic.com.tw 1 of 8 copyright ? 2011 unisonic technologies co., ltd qw-r101-003.i 3-terminal 0.1a negative voltage regulator ? description the utc 79lxx family is monolithic fixed voltage regulator integrated circuit. they are suitabl e for applications that required supply current up to 100ma. ? features * output current up to 100ma. * fixed output voltage of -5v, -6v, -8v, -9v, -12v,-15v, -18v and -24v available. * thermal overload shutdown protection. * short circuit current limiting. ? ordering information ordering number package pin assignment packing lead free halogen free 1 2 3 4 5 6 7 8 79lxxl-ab3-r 79lxxg-ab3-r sot-89 g i o - - - - - tape reel 79lxxl-s08-r 79lxxg-s08-r sop-8 o i i n g i i n tape reel 79LXXL-S08-T 79lxxg-s08-t sop-8 o i i n g i i n tube 79lxxl-t92-b 79lxxg-t92-b to-92 g i o - - - - - tape box 79lxxl-t92-k 79lxxg-t92-k to-92 g i o - - - - - bulk 79lxxl-t92-r 79lxxg-t92-r to-92 g i o - - - - - tape reel notes: 1. xx: output voltage, refer to marking information. 2. note: pin assignment: i:v in o:v out g:gnd
79lxx linear integrated circuit unisonic technologies co., ltd 2 of 8 www.unisonic.com.tw qw-r101-003.i ? marking information package voltage code marking sot-89 05:-5.0v 06:-6.0v 08:-8.0v 09:-9.0v 10:-10v 12:-12v 15:-15v 18:-18v 24:-24v to-92 123 utc voltage code date code g: halogen free l: lead free 79lxx
79lxx linear integrated circuit unisonic technologies co., ltd 3 of 8 www.unisonic.com.tw qw-r101-003.i ? absolute maximum ratings parameter symbol value unit input voltage v out = -5~ -9v v in -30 v v out = -12~ -15v -35 v v out = -18~ -24v -35 v power dissipation sot-89 p d 350 mw sop-8 300 mw to-92 625 mw operating temperature t opr - 40 ~ + 85 c storage temperature t stg -40 ~ +125 c note: absolute maximum ratings are those values beyond which the device could be permanently damaged. absolute maximum ratings are stress ratings only and functional device oper ation is not implied. ? electrical characteristics 79l05 (t j =25 c, c1=0.33f, c out =1f, unless otherwise specified) parameter symbol test conditions min typ max unit output voltage v out v in =-10v, i out =40ma -4.8 -5.0 -5.2 v line regulation out in out v v v v in =-7~-20v, i out =40ma 15 150 mv load regulation out out out v i v v in =-10v, i out =1~100ma 7 60 mv quiescent current i q v in =-10v, i out =40ma 3.5 6.0 ma ripple rejection rr v in =-8~-18v, i out =40ma, e in =1v p-p ,f=120hz 41 71 db output voltage noise en v in =-10v, i out =40ma bw=10hz~100kh 120 v 79l06 (t j =25 c, c1=0.33f, c out =1f, unless otherwise specified) parameter symbol test conditions min typ max unit output voltage v out v in =-12v, i out =40ma -5.76 -6.0 -6.24 v line regulation out in out v v v v in =-8.5~-20v, i out =40ma 15 150 mv load regulation out out out v i v v in =-12v, i out =1~100ma 7 60 mv quiescent current i q v in =-12v, i out =40ma 3.5 6.0 ma ripple rejection rr v in =-9~ -19v, i out =40ma e in =1v p-p , f=120hz 41 71 db output voltage noise en v in =-12v, i out =40ma bw=10hz~100kh 120 v 79l08 (t j =25 c, c1=0.33f, c out =1f, unless otherwise specified) parameter symbol test conditions min typ max unit output voltage v out v in =-14v, i out =40ma -7.68 -8.0 -8.32 v line regulation out in out v v v v in =-10.5~-23v, i out =40ma 24 175 mv load regulation out out out v i v v in =-14v, i out =1~100ma 10 80 mv quiescent current i q v in =-14v, i out =40ma 3.5 6.0 ma ripple rejection rr v in =-11~ -21v, i out =40ma e in =1v p-p ,f=140hz 39 68 db output voltage noise en v in =-14v, i out =40ma bw=10hz~100kh 190 v
79lxx linear integrated circuit unisonic technologies co., ltd 4 of 8 www.unisonic.com.tw qw-r101-003.i ? electrical characteristics(cont.) 79l09 (t j =25 c, c1=0.33f, c out =1f, unless otherwise specified) parameter symbol test conditions min typ max unit output voltage v out v in =-15v, i out =40ma -8.64 -9.0 -9.36 v line regulation out in out v v v v in =-12.5~-24v, i out =40ma 27 200 mv load regulation out out out v i v v in =-15v, i out =1~100ma 12 90 mv quiescent current i q v in =-15v, i out =40ma 3.5 6.0 ma ripple rejection rr v in =-12~ -22v, i out =40 ma e in =1v p-p ,f=150hz 37 64 db output voltage noise en v in =-15v, i out =40ma bw=10hz~100kh 210 v 79l12 (t j =25 c, c1=0.33f, c out =1f, unless otherwise specified) parameter symbol test conditions min typ max unit output voltage v out v in =-19v, i out =40ma -11.52 -12.0 -12.48 v line regulation out in out v v v v in =-14.5~-27v, i out =40ma 36 250 mv load regulation out out out v i v v in =-19v, i out =1~100ma 16 100 mv quiescent current i q v in =-19v, i out =40ma 3.5 6.0 ma ripple rejection rr v in =-15~ -25v, i out =40ma e in =1v p-p ,f=190hz 37 64 db output voltage noise en v in =-19v, i out =40ma bw=10hz~100kh 210 v 79l15 (t j =25 c, c1=0.33f, c out =1f, unless otherwise specified) parameter symbol test conditions min typ max unit output voltage v out v in =-23v, i out =40ma -14.4 -15.0 -15.6 v line regulation out in out v v v v in =-17.5~-30v, i out =40ma 45 300 mv load regulation out out out v i v v in =-23v, i out =1~100ma 20 150 mv quiescent current i q v in =-23v, i out =40ma 3.5 6.0 ma ripple rejection rr v in =-18.5~ -28.5v, i out =40ma e in =1v p-p ,f=230hz 34 63 db output voltage noise en v in =-23v, i out =40ma bw=10hz~100kh 340 v 79l18 (t j =25 c, c1=0.33f, c out =1f, unless otherwise specified) parameter symbol test conditions min typ max unit output voltage v out v in =-27v, i out =40ma -17.28 -18.0 -18.72 v line regulation out in out v v v v in =-20.5~-33v, i out =40ma 54 300 mv load regulation out out out v i v v in =-27v, i out =1~100ma 23 170 mv quiescent current i q v in =-27v, i out =40ma 3.5 6.0 ma ripple rejection rr v in =-23~ -33v, i out =40ma e in =1v p-p ,f=270hz 33 60 db output voltage noise en v in =-27v, i out =40ma bw=10hz~100kh 410 v
79lxx linear integrated circuit unisonic technologies co., ltd 5 of 8 www.unisonic.com.tw qw-r101-003.i ? electrical characteristics(cont.) 79l24 (t j =25 c, c1=0.33f, c out =1f, unless otherwise specified) parameter symbol test conditions min typ max unit output voltage v out v in =-33v, i out =40ma -23.04 -24.0 -24.96 v line regulation out in out v v v v in =-27~-38v,io=40ma 72 350 mv load regulation out out out v i v v in =-33v, i out =1~100ma 30 200 mv quiescent current i q v in =-33v, i out =40ma 3.5 6.0 ma ripple rejection rr v in =-29~ -35v, i out =40ma e in =1v p-p ,f=330hz 31 55 db output voltage noise en v in =-33v, i out =40ma bw=10hz~100kh 550 v
79lxx linear integrated circuit unisonic technologies co., ltd 6 of 8 www.unisonic.com.tw qw-r101-003.i ? block diagram ? application circuit utc 79lxx 3 1 2 c out =1f c1=0.33 f v in v out
79lxx linear integrated circuit unisonic technologies co., ltd 7 of 8 www.unisonic.com.tw qw-r101-003.i ? typical characteristics power dissipation vs. ambient temperature 25 50 75 100 125 ambient temperature(c) 300 400 500 600 700 power dissiapation(mw) to-92 sot-89 input voltage vs. output voltage output voltage, v out (v) 0 -10 -20 -30 -40 utc79l24 utc79l15 utc79l09 utc79l05 sop-8 load characteristics (t j =25c) 0 50 100 150 200 250 output current, i out (ma) output voltage, v out (v) 0 -10 -20 -30 -40 utc79l24 utc79l15 utc79l05 v in =-33v v in =-23v v in =-10v short circuit current (t j =25c) 0 -10 -20 -30 -40 dropout voltage, v d (v) output current, i out (ma) 100 200 300 output voltage vs. junction temperature ambient temperature(c) -25 125 25 75 175 0 -10 -20 -30 -40 v in =-33v v in =-23v v in =-10v utc79l24 utc79l15 utc79l05 ambient temperature(c) output voltage vs. ambient temperature -50 0 50 100 150 -4.8 -4.9 -5.0 -5.1 5.2 -7.8 -7.9 -8.0 -8.1 8.2 utc79l08 utc79l05
79lxx linear integrated circuit unisonic technologies co., ltd 8 of 8 www.unisonic.com.tw qw-r101-003.i ? typical characteristics(cont.) utc79l05 dropout characteristics (t j =25c) utc79l08 dropout characteristics (t j =25c) input voltage, v in (v) input voltage, v in (v) -5.5 -6.0 -6.5 output voltage, v out (v) -4.5 -5.0 i out =100ma i ou t =40ma i o ut =5ma -8.5 -9.0 -9.5 -7.5 -8.0 i ou t =100ma i ou t =40ma i ou t =5ma output voltage, v out (v) 0 -10 -20 -30 -40 input voltage, v in (v) current vs. input voltage (i out =0ma, t j =25c) quiescent current, i q (ma) 0 1 2 3 4 5 utc79l24 utc79l05 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 written 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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