elektronische bauelemente 2SD1994A npn general purpose transistor 01-december-2008 rev. b page 1 of 3 http://www.secosgmbh.com/ any changes of specification will not be informed individually. a c e k f d b g h j 3 base 1 emitte r collector 2 rohs compliant product a suffix of ?-c? specifies halogen and lead free features z low collector-emitter saturation voltage v ce(sat) z allowing supply with the radial taping absolute maximum ratings (t a = 25 c unless otherwise specified) parameter symbol ratings unit collector - base voltage v cbo 60 v collector - emitter voltage v ceo 50 v emitter - base voltage v ebo 5 v collector current i c 1 a total power dissipation p c 1 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 conditions collector - base breakdown voltage v (br)cbo 60 - - v i c = 10 a, i e = 0 collector - emitter breakdown voltage v (br)ceo 50 - - v i c = 2 ma, i b = 0 emitter - base breakdown voltage v (br)ebo 5 - - v i e = 10 a, i c = 0 collector cut - off current i cbo - - 0.1 a v cb = 20v, i e = 0 emitter cut - off current i ebo - - 0.1 a v eb = 5v, i c = 0 h fe(1) 85 - 340 v ce = 10v, i c = 500 ma dc current gain h fe(2) 50 - - v ce = 5v, i c = 1 a collector - emitter saturation voltage v ce(sat) - - 0.4 v i c = 500ma, i b = 50 ma base - emitter saturation voltage v be(sat) - - 1.2 v i c = 500ma, i b = 50 ma transition frequency f t - 200 - mhz v ce = 10v, i b = 50 ma, f = 200mhz collector output capacitance cob - - 20 pf v cb = 10v,i e = 0, f = 1mhz classification of h fe(1) rank q r s range 85 - 170 120 - 240 170 - 340 to-92 millimete r ref. 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 g1.27 typ. h1.10 - j 2.42 2.66 k 0.36 0.76 1 emitte r 2 collector 3 base
elektronische bauelemente 2SD1994A npn general purpose transistor 01-december-2008 rev. b page 2 of 3 http://www.secosgmbh.com/ any changes of specification will not be informed individually. characteristic curves
elektronische bauelemente 2SD1994A npn general purpose transistor 01-december-2008 rev. b page 3 of 3 http://www.secosgmbh.com/ any changes of specification will not be informed individually. characteristic curves (cont?d)
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