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78lxx www.estek.com.cn copyright @ estek electronics co., ltd version 0.2 20 july 2011 1 positive-voltage regulator ? description ? features ? typical application ? applications ? three terminal regulators. ? output current up to:100ma ? no external components. ? internal thermal overload protection. ? internal short-circuit limiting. ? linear regulator ? graphic card ? adapter ? charger the 78lxx series are fixed-voltage monolithic integrated circuit voltage regulators are designed for a wide range of applications. these applications include on-card regulation for elimination of noise and distribution problems associated with single-point regulation. in addition, they can be used with power-pass elements to make high-current voltage regulators. each of these regulators can deliver up to 100ma of output current. c in c out v out v in 78lxx the internal limiting and thermal shunt-down features of these regulators make them essentially immune to overload. ? pin description et-
78lxx www.estek.com.cn copyright @ estek electronics co., ltd version 0.2 20 july 2011 2 ? ordering information pin assignment part number temperature range package input gnd output packing 78l05ei to-92 3 2 1 plastic & box 78l05di sot-89 3 2 1 tape & reel 78l05ki -40 o c ~ +125 o c sop-8 8 2, 3, 6, 7 1 tape & reel 78l06ei to-92 3 2 1 plastic & box 78l06di sot-89 3 2 1 tape & reel 78l06ki -40 o c ~ +125 o c sop-8 8 2, 3, 6, 7 1 tape & reel 78l08ei to-92 3 2 1 plastic & box 78l08di sot-89 3 2 1 tape & reel 78l08ki -40 o c ~ +125 o c sop-8 8 2, 3, 6, 7 1 tape & reel 78l09ei to-92 3 2 1 plastic & box 78l09di sot-89 3 2 1 tape & reel 78l09ki -40 o c ~ +125 o c sop-8 8 2, 3, 6, 7 1 tape & reel 78l10ei to-92 3 2 1 plastic & box 78l10di sot-89 3 2 1 tape & reel 78l10ki -40 o c ~ +125 o c sop-8 8 2, 3, 6, 7 1 tape & reel 78l12ei to-92 3 2 1 plastic & box 78l12di sot-89 3 2 1 tape & reel 78l12ki -40 o c ~ +125 o c sop-8 8 2, 3, 6, 7 1 tape & reel 78l15ei to-92 3 2 1 plastic & box 78l15di sot-89 3 2 1 tape & reel 78l15ki -40 o c ~ +125 o c sop-8 8 2, 3, 6, 7 1 tape & reel 78l18ei to-92 3 2 1 plastic & box 78l18di sot-89 3 2 1 tape & reel 78l18ki -40 o c ~ +125 o c sop-8 8 2, 3, 6, 7 1 tape & reel 78l24ei to-92 3 2 1 plastic & box 78l24di sot-89 3 2 1 tape & reel 78l24ki -40 o c ~ +125 o c sop-8 8 2, 3, 6, 7 1 tape & reel et-
78lxx www.estek.com.cn copyright @ estek electronics co., ltd version 0.2 20 july 2011 3 ? absolute maximum ratings value symbol parameter 78l05~78l10 78l12~78l18 78l24 unit v in input voltage 30 35 40 v i out output current 0.1 a t a operating ambient te mperature -40 ~ +125 o c t j operating junction temperature 150 o c t stg storage temperature -65 ~ +150 o c t lead lead temperature 1.6mm from case for 10 seconds 260 o c ? thermal characteristics symbol parameter package typical value unit to-92 180 sot-89 180 ja thermal resistance from junction to ambient in free air. (measured with the component mounted on a high effective thermal conductivity test board in free air.) sop-8 160 o c/w ? recommended operating conditions symbol parameter min. max. unit 78l05 7 20 78l06 8 20 78l08 10.5 23 78l09 11.5 24 78l10 12.5 25 78l12 14.5 27 78l15 17.5 30 78l18 20.5 33 v in input voltage 78l24 26.5 39 v i out output current - 0.1 a t j operating virtual junc tion temperature 0 125 o c et-
78lxx www.estek.com.cn copyright @ estek electronics co., ltd version 0.2 20 july 2011 4 ? 78l05 electrical characteristics ( t a =25 o c, v in =10v, i out =40ma, unless otherwise noted . ) symbol parameter test conditions* min. typ. max. unit 4.8 5.0 5.2 i o =1ma to 40ma v in =7v to 20v 4.75 5.00 5.25 v out ** output voltage i o =1ma to 70ma 0 to 125 o c 5.25 5.00 5.25 v v in =7v to 20v - 32 150 reg line line regulation v in =8v to 20v - 26 100 mv i o =1ma to 40ma - 8 30 reg load load regulation i o =1ma to 100ma - 15 60 mv psrr ripple rejection v in =8v to 18v, f=120hz 41 49 - db v n output noise voltage f=10hz~100hz - 42 - uv v dropout dropout voltage - 1.7 - v - 3.8 6.0 i q bias current 125 o c - - 5.5 ma v in =8v to 20v - - 1.5 i q bias current change i o =1ma to 40ma 0 to 125 o c - - 0.1 ma ? 78l06 electrical characteristics ( t a =25 o c, v in =11v, i out =40ma, unless otherwise noted . ) symbol parameter test conditions* min. typ. max. unit 5.75 6.00 6.25 i o =1ma to 40ma v in =8v to 20v 5.7 6.0 6.3 v out ** output voltage i o =1ma to 70ma 0 to 125 o c 5.7 6.0 6.3 v v in =8v to 20v - 35 175 reg line line regulation v in =9v to 20v - 29 125 mv i o =1ma to 40ma - 9 40 reg load load regulation i o =1ma to 100ma - 16 80 mv psrr ripple rejection v in =9v to 19v, f=120hz 40 48 - db v n output noise voltage f=10hz~100hz - 46 - uv v dropout dropout voltage - 1.7 - v - 3.9 6.0 i q bias current 125 o c - - 5.5 ma v in =9v to 20v - - 1.5 i q bias current change i o =1ma to 40ma 0 to 125 o c - - 0.1 ma et-
78lxx www.estek.com.cn copyright @ estek electronics co., ltd version 0.2 20 july 2011 5 ? 78l08 electrical characteristics ( t a =25 o c, v in =14v, i out =40ma, unless otherwise noted . ) symbol parameter test conditions* min. typ. max. unit 7.7 8.0 8.3 i o =1ma to 40ma v in =10.5v to 23v 7.6 8.0 8.4 v out ** output voltage i o =1ma to 70ma 0 to 125 o c 7.6 8.0 8.4 v v in =10.5v to 23v - 42 175 reg line line regulation v in =11v to 23v - 36 125 mv i o =1ma to 40ma - 10 40 reg load load regulation i o =1ma to 100ma - 18 80 mv psrr ripple rejection v in =13v to 23v, f=120hz 37 46 - db v n output noise voltage f=10hz~100hz - 54 - uv v dropout dropout voltage - 1.7 - v - 4 6 i q bias current 125 o c - - 5.5 ma v in =11v to 23v - - 1.5 i q bias current change i o =1ma to 40ma 0 to 125 o c - - 0.1 ma ? 78l09 electrical characteristics ( t a =25 o c, v in =16v, i out =40ma, unless otherwise noted . ) symbol parameter test conditions* min. typ. max. unit 8.6 9.0 9.4 i o =1ma to 40ma v in =12v to 24v 8.55 9.0 9.45 v out ** output voltage i o =1ma to 70ma 0 to 125 o c 8.55 9.0 9.45 v v in =12v to 24v - 45 175 reg line line regulation v in =13v to 24v - 40 125 mv i o =1ma to 40ma - 11 40 reg load load regulation i o =1ma to 100ma - 19 90 mv psrr ripple rejection v in =15v to 25v, f=120hz 38 45 - db v n output noise voltage f=10hz~100hz - 58 - uv v dropout dropout voltage - 1.7 - v - 4.1 6.0 i q bias current 125 o c - - 5.5 ma v in =13v to 24v - - 1.5 i q bias current change i o =1ma to 40ma 0 to 125 o c - - 0.1 ma et-
78lxx www.estek.com.cn copyright @ estek electronics co., ltd version 0.2 20 july 2011 6 ? 78l10 electrical characteristics ( t a =25 o c, v in =17v, i out =40ma, unless otherwise noted . ) symbol parameter test conditions* min. typ. max. unit 9.6 10 10.4 i o =1ma to 40ma v in =13v to 25v 9.5 10 10.5 v out ** output voltage i o =1ma to 70ma 0 to 125 o c 9.5 10 10.5 v v in =13v to 25v - 51 175 reg line line regulation v in =14v to 25v - 42 125 mv i o =1ma to 40ma - 11 40 reg load load regulation i o =1ma to 100ma - 20 90 mv psrr ripple rejection v in =15v to 25v, f=120hz 37 44 - db v n output noise voltage f=10hz~100hz - 62 - uv v dropout dropout voltage - 1.7 - v - 4.2 6.0 i q bias current 125 o c - - 5.5 ma v in =14v to 25v - - 1.5 i q bias current change i o =1ma to 40ma 0 to 125 o c - - 0.1 ma ? 78l12 electrical characteristics ( t a =25 o c, v in =19v, i out =40ma, unless otherwise noted . ) symbol parameter test conditions* min. typ. max. unit 11.5 12.0 12.5 i o =1ma to 40ma v in =14v to 27v 11.4 12.0 12.6 v out ** output voltage i o =1ma to 70ma 0 to 125 o c 11.4 12.0 12.6 v v in =14v to 27v - 55 250 reg line line regulation v in =16v to 27v - 49 200 mv i o =1ma to 40ma - 13 50 reg load load regulation i o =1ma to 100ma - 22 100 mv psrr ripple rejection v in =15v to 25v, f=120hz 37 42 - db v n output noise voltage f=10hz~100hz - 70 - uv v dropout dropout voltage - 1.7 - v - 4.3 6.5 i q bias current 125 o c - - 6.0 ma v in =16v to 27v - - 1.5 i q bias current change i o =1ma to 40ma 0 to 125 o c - - 0.1 ma et-
78lxx www.estek.com.cn copyright @ estek electronics co., ltd version 0.2 20 july 2011 7 ? 78l15 electrical characteristics ( t a =25 o c, v in =23v, i out =40ma, unless otherwise noted . ) symbol parameter test conditions* min. typ. max. unit 14.4 15.0 15.6 i o =1ma to 40ma v in =17.5v to 30v 14.25 15.0 15.75 v out ** output voltage i o =1ma to 70ma 0 to 125 o c 14.25 15 15.75 v v in =17.5v to 30v - 65 300 reg line line regulation v in =19v to 30v - 58 250 mv i o =1ma to 40ma - 15 75 reg load load regulation i o =1ma to 100ma - 25 150 mv psrr ripple rejection v in =18.5v to 28.5v, f=120hz 34 39 - db v n output noise voltage f=10hz~100hz - 82 - uv v dropout dropout voltage - 1.7 - v - 4.6 6.5 i q bias current 125 o c - - 6.0 ma v in =19v to 30v - - 1.5 i q bias current change i o =1ma to 40ma 0 to 125 o c - - 0.1 ma ? 78l18 electrical characteristics ( t a =25 o c, v in =26v, i out =40ma, unless otherwise noted . ) symbol parameter test conditions* min. typ. max. unit 17.3 18.0 18.7 i o =1ma to 40ma v in =20.5v to 33v 17.1 18.0 18.9 v out ** output voltage i o =1ma to 70ma 0 to 125 o c 17.1 18 18.9 v v in =20.5v to 33v - 70 360 reg line line regulation v in =22v to 33v - 64 300 mv i o =1ma to 40ma - 19 90 reg load load regulation i o =1ma to 100ma - 27 180 mv psrr ripple rejection v in =21.5v to 31.5v, f=120hz 32 36 - db v n output noise voltage f=10hz~100hz - 89 - uv v dropout dropout voltage - 1.7 - v - 4.7 6.5 i q bias current 125 o c - - 6.0 ma v in =22v to 33v - - 1.5 i q bias current change i o =1ma to 40ma 0 to 125 o c - - 0.1 ma et-
78lxx www.estek.com.cn copyright @ estek electronics co., ltd version 0.2 20 july 2011 8 ? 78l24 electrical characteristics ( t a =25 o c, v in =32v, i out =40ma, unless otherwise noted . ) symbol parameter test conditions* min. typ. max. unit 23 24 25 i o =1ma to 40ma v in =26.5v to 39v 22.8 24.0 25.2 v out ** output voltage i o =1ma to 70ma 0 to 125 o c 22.8 24.0 25.2 v v in =26.5v to 39v - 95 480 reg line line regulation v in =29v to 39v - 78 400 mv i o =1ma to 40ma - 28 120 reg load load regulation i o =1ma to 100ma - 41 240 mv psrr ripple rejection v in =27.5v to 37.5v, f=120hz 30 33 - db v n output noise voltage f=10hz~100hz - 97 - uv v dropout dropout voltage - 1.7 - v - 4.8 6.5 i q bias current 125 o c - - 6.0 ma v in =28v to 39v - - 1.5 i q bias current change i o =1ma to 40ma 0 to 125 o c - - 0.1 ma note: * pulse testing techniques are used to maintain the juncti on temperature as close to the ambient temperature as possible. thermal effects must be taken into account se parately. all characteristi cs are measured with a 0.33uf capacitor across the input and a 0.1uf capacitor across the output. ** the specification applies only for dc power dissipation permitted by absolute maximum rating. et-
78lxx www.estek.com.cn copyright @ estek electronics co., ltd version 0.2 20 july 2011 9 ? typical application circuits (78l05) et-
78lxx www.estek.com.cn copyright @ estek electronics co., ltd version 0.2 20 july 2011 10 ? package information to-92 et-
78lxx www.estek.com.cn copyright @ estek electronics co., ltd version 0.2 20 july 2011 11 ? package information sot-89 et-
78lxx www.estek.com.cn copyright @ estek electronics co., ltd version 0.2 20 july 2011 12 ? package information sop-8 et-

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