npn bd433 ? bd435 ? BD437 25/09/2012 comset semiconductors 1 | 3 silicon npn power transistors. the bd433-bd435-BD437 are npn transistors m ounted in jedec to-126 plastic package. they are recommended for use in medium power linear and switching applications. pnp complements are bd434-bd436-bd438. compliance to rohs. absolute maximum ratings symbol ratings value unit v cbo collector-base voltage (i e = 0) bd433 22 v bd435 32 BD437 45 v ceo collector-emitter voltage (i b = 0) bd433 22 v bd435 32 BD437 45 v ebo emitter-base voltage (i c = 0) 5 v i c collector current 4 a i cm collector current peak 7 i b base current 1 a p c total power dissipation t c = 25c 36 w t j junction temperature 150 c t st g storage temperature -65 to +150 c thermal characteristics symbol ratings value unit r thj-c thermal resistance, junction-case 3.5 c/w r thj-a thermal resistance, junction-ambient in free air 100 c/w
npn bd433 ? bd435 ? BD437 25/09/2012 comset semiconductors 2 | 3 electrical characteristics tc=25c unless otherwise noted symbol ratings test condition(s) min typ max unit i cbo collector cut-off current i e = 0, v cb = 22 v bd433 - - 100 a i e = 0, v cb = 32 v bd435 i e = 0, v cb = 45 v BD437 i ces collector cut-off current v be = 0, v ce = 22 v bd433 - - 100 v be = 0, v ce = 32 v bd435 v be = 0, v ce = 45 v BD437 i ebo emitter cut-offcurrent i c = 0 v eb = 5 v bd433 - - 1 ma bd435 BD437 v ceo(sus) collector-emitter sustaning voltage (*) i b = 0 i c = 100 ma bd433 22 - - v bd435 32 - - BD437 45 - - v ce(sat) collector-emitter saturation voltage (*) i c = 2 a i b = 200 ma bd433 - - 0.5 v bd435 BD437 0.6 v be base-emitter voltage(*) i c = 2 a v ce = 1 v bd433 - - 1.1 v bd435 BD437 1.2 h fe dc current gain (*) i c = 10 ma v ce = 5 v bd433 40 - 130 - bd435 BD437 30 - 130 i c = 500 ma v ce = 1 v bd433 85 - 140 bd435 BD437 i c = 2 a v ce = 1 v bd433 50 - - bd435 BD437 40 - - f t transition frequency i c = 250 ma v ce = 1 v bd433 3 - - mhz bd435 BD437 1. measured under pulse conditions : t p <300s, <1.5
npn bd433 ? bd435 ? BD437 25/09/2012 comset semiconductors 3 | 3 mechanical data case to-126 revised august 2012 ????????? ? information furnished is believed to be accurate and reliable. ho wever, comset semic onductors assumes no responsibility for the consequences of use of such information nor for any infr ingement of patents or other rights of th ird parties which may results from its use. data are subject to change without notice. comset semiconductors makes no warranty, representation or guarantee regar ding the suitability of its pr oducts for any particular purpose, nor does comset semiconductors assume any li ability arising out of the application or use of any product an d specifically disclaims any and all liability, including without limitation co nsequential or incidental damages. comset semiconductors? produ cts are not authorized for use as critical compone nts in life support devices or systems. ? ? www.comsetsemi.com info@comsetsemi.com dimensions min max a 7.4 7.8 b 10.5 10.8 c 2.4 2.7 d 0.7 0.9 e 2.25 typ. f 0.49 0.75 g 4.4 typ. l 15.7 typ. m 1.27 typ. n 3.75 typ. p 3.0 3.2 s 2.54 typ. pin 1 : emitter pin 2 : collector pin 3 : base
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