BC637 rev.e mar.-2016 data sheet http://www.fsbrec.com 1 / 6 to-92 ?? npn ?? silicon npn transistor in a to-92 plastic package. ?,?? high current, low voltage. ??? driver stages of audio or vi deo amplifiers applications. pin1 bas pin 2 collector pin 3 emitter ?? / hfe classifications & marking / descriptions / features ? / applications ? / equivalent circuit / pinning h fe classifications symbol 16 h fe range 100~250 1 2 3
BC637 rev.e mar.-2016 data sheet http://www.fsbrec.com 2 / 6 parameter symbol ? rating unit collector to base voltage v cbo 60 v collector to emitter voltage v ceo 60 v emitter to base voltage v ebo 5.0 v collector current - continuous i c 1.0 a peak collector current i cm 1.5 a peak base current i bm 200 ma total power dissipation p tot 830 mw junction temperature t j 150 storage temperature range t stg -55 150 parameter symbol test conditions ? min ? typ ? max unit collector cut-off current i cbo v cb =30v i e =0 0.1 a emitter cut-off current i ebo v eb =5.0v i c =0 0.1 a dc current gain h fe(1) v ce =2.0v i c =150ma 100 250 h fe(2) v ce =2.0v i c =5ma 40 h fe(3) v ce =2.0v i c =500ma 25 collector to emitter saturation v oltage v ce(sat) i c =500ma i b =50ma 0.5 v base to emitter voltage v be i c =500ma v ce =2.0v 1.0 v transition frequency f t v ce =5.0v i c =50ma f=100mhz 100 mhz ? / absolute maximum ratings(ta=25 ) ? / electrical characteristics(ta=25 )
BC637 rev.e mar.-2016 data sheet http://www.fsbrec.com 3 / 6 ? / electrical characteristic curve
BC637 rev.e mar.-2016 data sheet http://www.fsbrec.com 4 / 6 ?? / package dimensions
BC637 rev.e mar.-2016 data sheet http://www.fsbrec.com 5 / 6 ?? / marking instructions ? br: ?? BC637 ??? 16: ? h fe ? **** ???? note: br: company code. BC637: product type. 16: h fe classifications symbol ****: lot no. code,code change with lot no. br **** BC637 16
BC637 rev.e 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. ?? / bulk package type ?? units ? dimension ?? (unit mm3) units/bag ? / bags/inner box / units/inner box ? / inner boxes/outer box / units/outer box ? / bag inner box outer box to-92 1,000 10 10,000 5 50,000 135190 237172102 560245195 1,000 10 10,000 10 100,000 135190 237172102 560245375 ? / ammo package type ?? units ? dimension ?? (unit mm3) units/tape ? / ? tape/inner box ? / rows/inner box ? / inner boxes/outer box / units/outer box ? / inner box outer box to-92 3,000 1 120 10 30,000 32823042 480346235 547407268 ?? / notices
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