to-92 to-92 to-92 to-92 encapsulate encapsulate encapsulate encapsulate three-terminal three-terminal three-terminal three-terminal voltage voltage voltage voltage regulator regulator regulator regulator 78L12 three-terminal three-terminal three-terminal three-terminal positive positive positive positive voltage voltage voltage voltage regulator regulator regulator regulator features features features features maximum maximum maximum maximum output output output output current current current current i i i i om om om om : : : : 0.1a 0.1a 0.1a 0.1a output output output output voltage voltage voltage voltage vo: vo: vo: vo: 12 12 12 12 v v v v continuous continuous continuous continuous total total total total dissipation dissipation dissipation dissipation p p p p d d d d : : : : 0.625 0.625 0.625 0.625 w w w w absolute absolute absolute absolute maximum maximum maximum maximum ratings ratings ratings ratings (operating (operating (operating (operating temperature temperature temperature temperature range range range range applies applies applies applies unless unless unless unless otherwise otherwise otherwise otherwise specified) specified) specified) specified) parameter parameter parameter parameter symbol symbol symbol symbol value value value value unit unit unit unit input input input input voltage voltage voltage voltage vl vl vl vl 35 35 35 35 v v v v operating operating operating operating junction junction junction junction temperature temperature temperature temperature range range range range topr topr topr topr 0-+125 0-+125 0-+125 0-+125 storage storage storage storage temperature temperature temperature temperature range range range range tstg tstg tstg tstg -55-+150 -55-+150 -55-+150 -55-+150 electrical electrical electrical electrical characteristics characteristics characteristics characteristics (vi=19v, (vi=19v, (vi=19v, (vi=19v, io=40ma, io=40ma, io=40ma, io=40ma, ci=0.33 ci=0.33 ci=0.33 ci=0.33 f,co=0.1 f,co=0.1 f,co=0.1 f,co=0.1 f, f, f, f, unless unless unless unless otherwise otherwise otherwise otherwise specified specified specified specified ) ) ) ) parameter parameter parameter parameter symbol symbol symbol symbol test test test test conditions conditions conditions conditions min min min min typ typ typ typ max max max max unit unit unit unit output output output output voltage voltage voltage voltage vo vo vo vo 25 25 25 25 11.5 11.5 11.5 11.5 12 12 12 12 12.5 12.5 12.5 12.5 v v v v 14v 14v 14v 14v v v v v l l l l 27v, 27v, 27v, 27v, io=1ma-40ma io=1ma-40ma io=1ma-40ma io=1ma-40ma 0-125 0-125 0-125 0-125 11.4 11.4 11.4 11.4 12 12 12 12 12.6 12.6 12.6 12.6 v v v v io=1ma-70ma io=1ma-70ma io=1ma-70ma io=1ma-70ma 11.4 11.4 11.4 11.4 12 12 12 12 12.6 12.6 12.6 12.6 v v v v load load load load regulation regulation regulation regulation vo vo vo vo io=1ma-100ma io=1ma-100ma io=1ma-100ma io=1ma-100ma 25 25 25 25 22 22 22 22 100 100 100 100 mv mv mv mv io=1ma-40ma io=1ma-40ma io=1ma-40ma io=1ma-40ma 25 25 25 25 13 13 13 13 50 50 50 50 mv mv mv mv line line line line regulation regulation regulation regulation vo vo vo vo 14.5v 14.5v 14.5v 14.5v v v v v l l l l 27v 27v 27v 27v 25 25 25 25 55 55 55 55 250 250 250 250 mv mv mv mv 16v 16v 16v 16v v v v v l l l l 27v 27v 27v 27v 25 25 25 25 49 49 49 49 200 200 200 200 mv mv mv mv quiescent quiescent quiescent quiescent current current current current iq iq iq iq 25 25 25 25 4.3 4.3 4.3 4.3 6.5 6.5 6.5 6.5 ma ma ma ma quiescent quiescent quiescent quiescent current current current current change change change change iq iq iq iq 16v 16v 16v 16v v v v v l l l l 27v 27v 27v 27v 0-125 0-125 0-125 0-125 1.5 1.5 1.5 1.5 ma ma ma ma iq iq iq iq 1ma 1ma 1ma 1ma io io io io 40ma 40ma 40ma 40ma 0-125 0-125 0-125 0-125 0.1 0.1 0.1 0.1 ma ma ma ma output output output output noise noise noise noise voitage voitage voitage voitage vn vn vn vn 10hz 10hz 10hz 10hz f f f f 100khz 100khz 100khz 100khz 25 25 25 25 70 70 70 70 uv uv uv uv ripple ripple ripple ripple rejection rejection rejection rejection rr rr rr rr 15v 15v 15v 15v v v v v l l l l 25v,f=120hz 25v,f=120hz 25v,f=120hz 25v,f=120hz 0-125 0-125 0-125 0-125 37 37 37 37 42 42 42 42 db db db db dropout dropout dropout dropout voltage voltage voltage voltage vd vd vd vd 25 25 25 25 1.7 1.7 1.7 1.7 v v v v typical typical typical typical application application application application note note note note : : : : bypass bypass bypass bypass capacitors capacitors capacitors capacitors are are are are recommended recommended recommended recommended for for for for optimum optimum optimum optimum stability stability stability stability and and and and transient transient transient transient response response response response and and and and should should should should be be be be located located located located as as as as close close close close as as as as possible possible possible possible to to to to the the the the regulators. regulators. regulators. regulators. product specification 1 of 2 4008-318-123 sales@twtysemi.com http://www.twtysemi.com
typical typical typical typical characteristics characteristics characteristics characteristics product specification 2 of 2 4008-318-123 sales@twtysemi.com http://www.twtysemi.com
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