78m05 1 2 3 2 co 0.1 f to-251 -3l /to-252-2l plastic-encapsulate regulators three-terminal positive voltage regulator features maximum o utput current i om : 0.5 a output voltage v o : 5v continuous total dissipation p d : 1.25 w absolute maximum ratings (operating temperat ure range applies unless otherwise specified) parameter symbol value unit input voltage v i 2 5 v operating junction temperature range t opr 0-+125 s torage temperature range t stg -65-+150 electrical characteristics at specified virtual jinction temperature (vi=10v,io=350ma, ci=0.33 f, c o = 0 . 1 f,unless otherwise specified) pa r ameter symbol test conditions m in t yp m ax u nit 25 4.8 5 5.2 v output v oltage vo 7v v i 20v, io=5ma-350ma po 15w 0-125 4.75 5 5.25 v io=5ma-0.5a 25 15 100 mv load r egulatio n vo io=5ma-200ma 25 5 50 mv 7v v i 25v, io=200ma 25 3 100 mv line r egulation vo 8v v i 25v, io=200ma 25 1 50 mv quiescent current iq 25 4.2 6 ma iq 8v v i 25v, io=200ma 0-125 0.8 ma quiescent current change iq 5ma i o 350ma 0-125 0.5 ma output noise voltage v n 10hz f 100khz 25 40 200 v ripple rejection rr 8v v i 18v,f=120hz,io=300ma 0-125 62 80 db dropout voltage vd io=350ma 25 2 2.5 v short circuit current isc vi=10v 25 300 ma peak current ipk 25 0. 5 a typical application vi 1 3 vo utc ci 0.33 f to-251 -3l to-252-2l 1.in 2.gnd 3.out 0.5a c , apr ,201 4 dongguan nanjing electronics ltd., 78m05
78m05 0.0 0.5 1.0 1.5 2.0 2.5 0 1 2 3 4 5 6 0 25 50 75 100 125 0.00 0.25 0.50 0.75 1.00 1.25 1.50 0 5 10 15 20 25 30 35 0 1 2 3 4 5 5.86.06.26.46.66.87.07.2 3.2 3.6 4.0 4.4 4.8 5.2 5.6 -25 0 25 50 75 100 125 0 1 2 3 4 5 6 7 0.0 0.1 0.2 0.3 0.4 0.5 2.4 2.8 3.2 3.6 4.0 0 5 10 15 20 25 30 35 0 1 2 3 4 5 6 7 v in =10v t j =25 pulsed current cut-off grid voltage output voltage v o (v) output current i o (a) junction temperature t j ( ) power dissipation p d (w) power derating curve i o =0ma t j =25 pulsed quiescent current input voltage v in (v) quiescent current i q (ma) typical characterisitics output characteristics i o =0.2a 0.35a 0.5a i o = 0 a dropout characteristics output voltage v o (v) input voltage v in (v) t j =25 pulsed v in =10v i o =350ma pulsed output voltage vs ambient temperature output voltage v o (v) ambient temperature t a ( ) v in =10v t j =25 pulsed quiescent current i q (ma) output current i o (a) quiescent current vs output current i o =0ma t j =25 pulsed output voltage v o (v) input voltage v in (v) c , apr ,201 4
|
