pn918 npn silicon rf transistor description: the central semiconductor pn918 type is an npn silicon rf transistor, manufactured by the epitaxial planar process and designed for high frequency amplifier and oscillator applications. marking: full part number to-92 case maximum ratings: (t a =25c unless otherwise noted) symbol units collector-base voltage v cbo 30 v collector-emitter voltage v ceo 15 v emitter-base voltage v ebo 3.0 v continuous collector current i c 50 ma power dissipation p d 625 mw power dissipation (t c =25c) p d 1.0 w operating and storage junction temperature t j , t stg -65 to +150 c thermal resistance ja 2.0 c/w thermal resistance jc 12.5 c/w electrical characteristics: (t a =25c unless otherwise noted) s ymbol test conditions min max units i cbo v cb =15v 10 na bv cbo i c =1.0a 30 v bv ceo i c =3.0ma 15 v bv ebo i e =10a 3.0 v v ce(sat) i c =10ma, i b =1.0ma 0.4 v v be(sat) i c =10ma, i b =1.0ma 1.0 v h fe v ce =1.0v, i c =3.0ma 20 f t v ce =10v, i c =4.0ma, f=100mhz 600 mhz c ob v cb =10v, i e =0, f=1.0mhz 1.7 pf c ob v eb =0, i e =0, f=1.0mhz 3.0 pf c ib v eb =0.5v, i c =0, f=1.0mhz 2.0 pf p o v cb =15v, i c =8.0ma, f=500mhz 30 mw g pe v cb =12v, i c =6.0ma, f=200mhz 15 db ? v cb =15v, i c =8.0ma, f=500mhz 25 % nf v ce =6.0v, i c =1.0ma, r g =400, f=60khz 6.0 db r0 (11-september 2012) www.centralsemi.com
pn918 npn silicon rf transistor lead code: 1) emitter 2) base 3) collector marking: full part number to-92 case - mechanical outline www.centralsemi.com r0 (11-september 2012)
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