dated : 14/03/200 7 ? semtech electronics ltd. ( subsidiary of sino-tech internati onal holdings limited, a company listed on the hong kong stock exchange, stock code: 724 ) MPS3638A pnp silicon epitaxial planar transistor for switching and amplifier applications. absolute maximum ratings (t a = 25 o c) parameter symbol value unit collector base voltage -v cbo 25 v collector emitter voltage -v ceo 25 v emitter base voltage -v ebo 4 v collector current -i c 500 ma power dissipation p tot 625 mw junction temperature t j 150 o c storage temperature range t s - 55 to + 150 o c characteristics at t a = 25 o c parameter symbol min. max. unit dc current gain at -v ce = 10 v, -i c = 1 ma at -v ce = 10 v, -i c = 10 ma at -v ce = 1 v, -i c = 50 ma at -v ce = 2 v, -i c = 300 ma h fe h fe h fe h fe 80 100 100 20 - - - - - - - - collector cutoff current at -v ce = 15 v -i ces - 35 na emitter cutoff current at -v eb = 3 v -i ebo - 35 na collector base breakdown voltage at -i c = 100 a -v (br)cbo 25 - v collector emitter breakdown voltage at -i c = 10 ma -v (br)ceo 25 - v emitter base breakdown voltage at -i e = 100 a -v (br)ebo 4 - v collector emitter saturation voltage at -i c = 50 ma, -i b = 2.5 ma at -i c = 300 ma, -i b = 30 ma -v cesat -v cesat - - 0.25 1 v v base emitter saturation voltage at -i c = 50 ma, -i b = 2.5 ma at -i c = 300 ma, -i b = 30 ma -v besat -v besat - 0.8 1.1 2 v v gain bandwidth product at -v ce = 3 v, -i c = 50 ma, f = 100 mhz f t 150 - mhz output capacitance at -v cb = 10 v, f = 1 mhz c cbo - 10 pf 1.emitter 2.base 3.collector to-92 plastic package weight approx. 0.19g
dated : 14/03/200 7 ? semtech electronics ltd. ( subsidiary of sino-tech internati onal holdings limited, a company listed on the hong kong stock exchange, stock code: 724 ) MPS3638A dc current gain collector saturation region "on" voltages
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