bc856 series bc857 series bc858 series surface mount pnp silicon transistor description: the central semiconductor bc856, bc857 and bc858 series types are pnp silicon transistors manufactured by the epitaxial planar process, epoxy molded in a surface mount package, designed for general purpose switching and amplifier applications. marking code: see marking code table on following page note: reverse lead codes available, add r to the end of the part # and marking code. maximum ratings: (t a =25c) symbol bc858 bc857 bc856 units collector-base voltage v cbo 30 50 80 v collector-emitter voltage v ceo 30 45 65 v emitter-base voltage v ebo 5.0 v continuous collector current i c 100 ma peak collector current i cm 200 ma peak base current i bm 200 ma power dissipation p d 350 mw operating and storage junction temperature t j , t stg -65 to +150 c thermal resistance ja 357 c/w electrical characteristics: (t a =25c unless otherwise noted) symbol test conditions min max units i cbo v cb =30v 15 na i cbo v cb =30v, t a =150c 4.0 a i ebo v eb =5.0v 100 na bv cbo i c =10a (bc858) 30 v bv cbo i c =10a (bc857) 50 v bv cbo i c =10a (bc856) 80 v bv ceo i c =10ma (bc858) 30 v bv ceo i c =10ma (bc857) 45 v bv ceo i c =10ma (bc856) 65 v bv ebo i e =10a 5.0 v v ce(sat) i c =10ma, i b =0.5ma 0.30 v v ce(sat) i c =100ma, i b =5.0ma 0.65 v v be(on) i c =2.0ma, v ce =5.0v 0.6 0.75 v v be(on) i c =10ma, v ce =5.0v 0.82 v f t v ce =5.0v, i c =10ma, f=100mhz 100 mhz nf v ce =5.0v, i c =200a, r s =2.0k , f=1.0khz, bw=200hz 10 db bc856a bc856b bc857a BC857B bc857c bc858a bc858b bc858c min max min max min max h fe v ce =5.0v, i c =2.0ma 125 250 220 475 420 800 sot-23 case r2 (20-november 2009) www.centralsemi.com
bc856 series bc857 series bc858 series surface mount pnp silicon transistor sot-23 case - mechanical outline lead code: device marking code bc856a 3a bc856b 3b bc857a 3e BC857B 3f bc857c 3g bc858a 3j bc858b 3k bc858c 3l * reverse lead codes available, add r to the end of the part # and marking code. standard 1) base 2) emitter 3) collector *reverse 1) emitter 2) base 3) collector www.centralsemi.com r2 (20-november 2009)
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