2 c o 0.1 f sot-89-3l encapsulate three-terminal voltage regulators cj78l18 three -terminal positive voltage regulator features maximum o utput current i om: 0.1 a output voltage v o :18 v continuous total dissipation p d : 0.5 w absolute maximum ratings (operating temperat ure ran ge applies unless otherwise specified) parameter symbol value unit input voltage v i 35 v operating junction temperature range t opr 0 ~ +1 50 storage temperature range t stg -55 ~ +150 electrical characteristics at specified virtual jinction temperature (vi=26v,io=40ma,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 17.3 18 18.7 v 20.5v v i 33v, io=1ma-40ma 17.1 18 18.9 v output voltage vo v i =26v, io=1ma-70ma 0-125 17.1 18 18.9 v io=1ma-100ma, v i =26v 25 27 180 mv load regulation vo io=1ma-40ma, v i =26v 25 19 90 mv 20.5v vi 33v,io=40ma 25 70 360 mv line regulation vo 22v vi 33v, io=40ma 25 64 300 mv quiescent current iq 25 4.7 6.5 ma iq 22v vi 33v, io=40ma 0-125 1.5 ma quiescent current change iq 1ma i o 40ma, vi=26v 0-125 0.1 ma output noise voltage v n 10hz f 100khz 25 89 v ripple rejection rr 21.5v vi 31.5v,f=120hz 0-125 32 36 db dropout voltage vd t j =25 25 1.7 v typical application vi 3 1 vo utc ci 0.33 f note: bypass capacitors are recommended for optimum stability an d transient response and should be located as close as possible to the regulators. cj78l18 sot-89 -3l 1.out 2.gnd 3.in 1 2 3 1 of 1 4008-318-123 sales@twtysemi.com http://www.twtysemi.com product specification
|
