to ? 92 1.emitter 2.base 3.collector to-92 plastic-encapsulate transistors A94 transistor (pnp) features z high breakdown voltage maximum ratings (t a =25 unless otherwise noted) electrical characteristics (t a =25 unless otherwise specified) parameter symbol test conditions min typ max unit collector-base breakdown voltage v (br)cbo i c =-100a,i e =0 -400 v collector-emitter breakdown voltage v (br)ceo i c =-1ma,i b =0 -400 v emitter-base breakdown voltage v (br)ebo i e =-100a,i c =0 -5 v collector cut-off current i cbo v cb =-400v,i e =0 -0.1 a collector cut-off current i ceo v ce =-400v,i b =0 -5 a emitter cut-off current i ebo v eb =-4v,i c =0 -0.1 a h fe(1) v ce =-10v, i c =-10ma 80 300 h fe(2) v ce =-10v, i c =-1ma 70 h fe(3) v ce =-10v, i c =-100ma 60 dc current gain h fe(4) v ce =-10v, i c =-50ma 80 v ce(sat)(1) i c =-10ma,i b =-1ma -0.2 v collector-emitter saturation voltage v ce(sat)(2) i c =-50ma,i b =-5ma -0.3 v base-emitter saturation voltage v be(sat) i c =-10ma,i b =-1ma -0.75 v transition frequency f t v ce =-20v, i c =-10ma,f=30mhz 50 mhz classification of h fe(1) rank a b1 b2 c range 80-100 100-150 150-200 200-300 symbol parameter value unit v cbo collector-base voltage -400 v v ceo collector-emitter voltage -400 v v ebo emitter-base voltage -5 v i c collector current & |