BU508A rev.d mar.-2016 data sheet http://www.fsbrec.com 1 / 6 to-3p ?? npn ?? silicon npn transistor in a to-3p plastic package. ??????? high breakdown voltage, high speed, wide soa. ??crt ????? horizontal deflection output for tv and crt monitor. pin1 base pin 2 collector pin 3 emitter ?? / h fe classifications & marking ?? see marking instructions. / descriptions / features ? / applications ? / equivalent circuit / pinning
BU508A rev.d mar.-2016 data sheet http://www.fsbrec.com 2 / 6 parameter symbol ? rating unit collector to base voltage v cbo 1500 v collector to emitter voltage v ceo 700 v collector to emitter voltage(v eb =0) v ces 1500 v emitter to base voltage v ebo 9 v collector current - continuous i c 8 a peak collector current i cm 15 a total power dissipation p tot (tc=25 ) 125 w storage temperature range t j 150 thermal resistance junction t stg -65 150 thermal resistance junction-case r th(j-c) 1.0 /w parameter symbol test conditions ? min ? typ ? max unit collector to base breakdown v oltage v cbo i c =1ma i e =0 1500 v collector to emitter breakdown v oltage v ceo i c =10ma i b =0 700 v emitter to base breakdown voltage v ebo i e =1ma i c =0 9 v collector cut-off current(v eb =0) i ces v ce =1500v v be =0 tc=125 1 ma v ce =1500v v be =0 1 ma emitter cut-off current i ebo v eb =5v i c =0 100 a dc current gain h fe(1) v ce =5v i c =1a 10 40 h fe(2) v ce =5v i c =1ma 10 40 h fe(3) v ce =5v i c =5a 4 20 collector to emitter saturation v oltage v ce(sat) i c =4.5a i b =2a 1 v base to emitter saturation voltage v be(sat) i c =4.5a i b =2a 1.3 v transition frequency f t v ce =5.0v i c =0.1a f=5mhz 7 mhz storage time t s v ce =5v i c =0.5a ui9600 4 s fall time t f 0.5 s ? / absolute maximum ratings(ta=25 ) ? / electrical characteristics(ta=25 )
BU508A rev.d mar.-2016 data sheet http://www.fsbrec.com 3 / 6 ? / electrical characteristic curve
BU508A rev.d mar.-2016 data sheet http://www.fsbrec.com 4 / 6 ?? / package dimensions
BU508A rev.d mar.-2016 data sheet http://www.fsbrec.com 5 / 6 ?? / marking instructions ? br: ?? BU508A ??? **** ???? note: br: company code. BU508A : product type. ****: lot no. code, code change with lot no. **** br BU508A
BU508A rev.d mar.-2016 data sheet http://www.fsbrec.com 6 / 6 ??? ( ? ) / temperature profile for dip soldering(pb-free) ? note: 1 ?? 25 150 ? 60 90sec; 1.preheating:25~150 , time:60~90sec. 2 ?? 255 5 ?? 5 0.5sec; 2.peak temp.:255 5 , duration:5 0.5sec. 3 ???? 2 10 /sec. 3. cooling speed: 2~10 /sec. ? / resistance to soldering heat test conditions ?? 270 5 ?? 10 1 sec. temp.:2705 time:101 sec ? / packaging spec. ??? / tube package type ?? units ? dimension ?? (unit mm 3 ) units/tube ? / ? tubes/inner box ? / units/inner box ? / inner boxes/outer box / units/outer box ? / tube ? inner box outer box to-3p 30 15 450 5 2250 497.5468 55516450 575 290 180 ?? / notices
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