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| PMBT3904 features low current (max. 100 ma) low voltage (max. 40 v). applications telephony and professional communication equipment. description npn switching transistor in a sot23 plastic package. pnp complement: pmbt3906. marking type number marking code (1) PMBT3904 * 1a pinning pin description 1 base 2 emitter 3 collector fig.1 simplified outline (sot23) and symbol. handbook, halfpage 2 1 3 mam255 top view 2 3 1 limiting values in accordance with the absolute maximum rating system (iec 134). note 1. transistor mounted on an fr4 printed-circuit board. symbol parameter conditions min. max. unit v cbo collector-base voltage open emitter - 60 v v ceo collector-emitter voltage open base - 40 v v ebo emitter-base voltage open collector - 6v i c collector current (dc) - 100 ma i cm peak collector current - 200 ma i bm peak base current - 100 ma p tot total power dissipation t amb 25 c; note 1 - 250 mw t stg storage temperature - 65 +150 c t j junction temperature - 150 c t amb operating ambient temperature - 65 +150 c 1 of 2 4008-318-123 sales@twtysemi.com http://www.twtysemi.com product specification
thermal characteristics note 1. transistor mounted on an fr4 printed-circuit board. characteristics t amb =25 c unless otherwise speci?ed. note 1. pulse test: t p 300 m s; d 0.02. symbol parameter conditions value unit r th j-a thermal resistance from junction to ambient note 1 500 k/w symbol parameter conditions min. max. unit i cbo collector cut-off current i e = 0; v cb =30v - 50 na i ebo emitter cut-off current i c = 0; v eb =6v - 50 na h fe dc current gain v ce = 1 v; note 1; fig.2 i c = 0.1 ma 60 - i c = 1 ma 80 - i c = 10 ma 100 300 i c =50ma 60 - i c = 100 ma 30 - v cesat collector-emitter saturation voltage i c = 10 ma; i b =1ma - 200 mv i c = 50 ma; i b =5ma - 200 mv v besat base-emitter saturation voltage i c = 10 ma; i b = 1 ma 650 850 mv i c = 50 ma; i b =5ma - 950 mv c c collector capacitance i e =i e = 0; v cb =5v; f=1mhz - 4pf c e emitter capacitance i c =i c = 0; v be = 500 mv; f = 1 mhz - 8pf f t transition frequency i c = 10 ma; v ce = 20 v; f = 100 mhz 300 - mhz f noise ?gure i c = 100 m a; v ce =5v; r s =1k w ; f = 10 hz to 15.7 khz - 5db switching times (between 10% and 90% levels); (see fig.3) t on turn-on time i con = 10 ma; i bon = 1 ma; i boff = - 1ma - 65 ns t d delay time - 35 ns t r rise time - 35 ns t off turn-off time - 240 ns t s storage time - 200 ns t f fall time - 50 ns 2 of 2 4008-318-123 sales@twtysemi.com http://www.twtysemi.com PMBT3904 product specification |
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