2SB1440 features low collector to emitter saturation voltage v ce(sat) . mini power type package, allowing downsizing of the equipment and automatic insertion through the tape packing and the magazine packing. absolute maximum ratings ta = 25 parameter symbol rating unit collector-base voltage v cbo -50 v collector-emitter voltage v ceo -50 v emitter-base voltage v ebo -5 v peak collector current i cp -3 a collector current i c -2 a collector power dissipation p c 1w junction temperature t j 150 storage temperature t stg -55to+150 h fe classification marking rank r s h fe 120 240 170 340 1i electrical characteristics ta = 25 parameter symbol testconditons min typ max unit collector-base voltage v cbo i c =-10a,i e =0 -50 v collector-emitter voltage v ceo i c =-1ma,i b =0 -50 v emitter-base voltage v ebo i e =-10a,i c =0 -5 v forward current transfer ratio h fe v ce =-2v,i c = -200 ma 120 340 collector-emitter saturation voltage v ce(sat) i c =-1a,i b = - 50 ma -0.2 -0.3 v base-emitter saturation voltage v be(sat) i c =-1a,i b = - 50 ma -0.85 -1.2 transition frequency f t v cb =-10v,i e = 50 ma, f = 200 mhz 80 mhz collector output capacitance c ob v cb =-10v,i e =0,f=1mhz 45 60 pf sales@twtysemi.com 1 of 1 http://www.twtysemi.com product specification 4008-318-123
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