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1 co 1 f to-2 52-2l plastic-encapsulate voltage regulators cj7908 three-terminal negative voltage regulator features maximum output current i om: 1.5 a output voltage v o: - 8 v continuous total dissipation p d : 1. 25 w (ta = 25 ) 1 2 . 5 w (t c = 25 ) absolute maximum ratings(operating temperat ure range applies unless otherwise specified) parameter symbol value unit input voltage v i -35 v thermal r esistance from j unction to ambient r ja 100 /w thermal r esistance from j unction to c ase r jc 10 /w operating junction temperature range t opr 0 ~+ 1 50 storage temperature range t stg - 5 5 ~+ 150 electrical characteristics at specified virtual jinction temperature (vi=-14v,io=500ma,c i =2.2 f, c o =1 f, unless otherwise specified) pa r ameter symbol test conditions m in t yp m ax u nit 25 -7.7 -8 -8.3 v output v oltage vo -10.5v v i -23v,io=5ma-1a, p 15w 0-125 -7.6 -8 -8.4 v io=5ma-1.5a 25 15 160 mv load regulation ? vo io=250ma-750ma 25 5 80 mv -10.5v v i -25v 25 12.5 160 mv line r egulation ? vo -11v v i -17v 25 4 80 mv quiescent current iq 25 1.5 2 ma ? iq -10.5v v i -25v 0-125 1 ma quiescent current change ? iq 5ma i o 1a 0-125 0.5 ma output noise voltage v n 10hz f 100khz 25 200 v output v oltage drift vo/ t i o =5ma 0-125 -0.6 mv/ ripple rejection rr -11.5v v i -21.5v,f=120hz 0-125 54 60 db dropout voltage vd io=1a 25 1.1 v peak current ipk 25 2.1 a typical application vi 2 3 vo utc ci 2.2 f cj7908 to-2 52-2l 1 gnd 2. in 3. out 1 of 1 sales@zpsemi.com www.zpsemi.com cj7908

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