2SA844 -0.1a , -55v pnp plastic encapsulated transistor elektronische bauelemente 14-feb-2011 rev. a page 1 of 1 http://www.secosgmbh.com/ any changes of specification will not be informed individually. a c e k f d b g h j ? ? base ? ? emitte r collector ? ? rohs compliant product a suffix of ?-c? specifies halogen & lead-free features ? high dc current gain ? low frequency amplifier classification of h fe product-rank 2SA844-c 2sa8 44-d 2SA844-e range 160~320 250~500 400~800 absolute maximum ratings (t a = 25c unless otherwise specified) parameter symbol rating unit collector to base voltage v cbo -55 v collector to emitter voltage v ceo -55 v emitter to base voltage v ebo -5 v collector current - continuous i c -100 ma collector power dissipation p c 300 mw thermal resistance from junction to ambient r ja 416 c / w junction, storage temperature t j , t stg 150, -55~150 c electrical characteristics (t a = 25c unless otherwise specified) parameter symbol min typ max unit test condition collector to base breakdown voltage v (br)cbo -55 - - v i c = -0.01ma, i e =0 collector to emitter breakdown voltage v (br)ceo -55 - - v i c = -1ma, i b =0 emitter to base br eakdown voltage v (br)ebo -5 - - v i e = -0.01ma, i c =0 collector cut-off current i cbo - - -0.1 a v cb = -18v, i e =0 emitter cut-off current i ebo - - -0.05 a v eb = -2v, i c =0 dc current gain h fe 160 - 800 v ce = -12v, i c = -2ma collector to emitter saturation voltage v ce(sat) - - -0.5 v i c = -10ma, i b = -1ma base to emitter voltage v be - - -0.75 v v ce = -12v, i c = -2ma transition frequency f t - 200 - mhz v ce = -12v, i c = -2ma collector output capacitance c ob - 2 - pf v ce = -10v, i c =0, f=1mhz to-92 ? emitte r ? collector ? base ref. millimeter min. max. a 4.40 4.70 b 4.30 4.70 c 12.70 - d 3.30 3.81 e 0.36 0.56 f 0.36 0.51 g 1.27 typ. h 1.10 - j 2.42 2.66 k 0.36 0.76
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