2SD1857 rev.e mar.-2016 data sheet http://www.fsbrec.com 1 / 6 to-92lm ?? npn ?? silicon npn transistor in a to-92lm plastic package. ??????? high breakdown voltage ,low collector output capacitance ,high transition frequency. ???,?, power supplies, relay drivers, la mp drivers, and automotive wiring. pin1 base pin 2 collector pin 3 emitter ?? / h fe classifications & marking / descriptions / features ? / applications ? / equivalent circuit / pinning h fe classifications symbol p q r h fe range 82 180 120 270 180 390 1 2 3
2SD1857 rev.e mar.-2016 data sheet http://www.fsbrec.com 2 / 6 parameter symbol ? rating unit collector to base voltage v cbo 120 v collector to emitter voltage v ceo 120 v emitter to base voltage v ebo 5.0 v collector current (dc) i c 2.0 a collector current (pulse) i cp 3.0 a collector power dissipation p c 1.0 w junction temperature t j 150 storage temperature range t stg -55 150 parameter symbol test conditions ? min ? typ ? max unit collector to base breakdown v oltage v cbo i c =50 a i e =0 120 v collector to emitter breakdown v oltage v ceo i c =1ma i b =0 120 v emitter to base breakdown v oltage v ebo i e =50 a i c =0 5 v collector cut-off current i cbo v cb =100v i e =0 1.0 a emitte r cut-off current i ebo v eb =4v i c =0 1.0 a dc current gain h fe v ce =5v i c =0.1a 82 390 transition frequency f t v ce =5v i e =-0.1a f=30mhz 80 mhz collector output capacitance c ob v cb =10v i e =0a f=1mhz 20 pf collector to emitter saturation v oltage v ce(sat) i c =1a i b =0.1a 0.4 v ? / absolute maximum ratings(ta=25 ) ? / electrical characteristics(ta=25 )
2SD1857 rev.e mar.-2016 data sheet http://www.fsbrec.com 3 / 6 ? / electrical characteristic curve
2SD1857 rev.e mar.-2016 data sheet http://www.fsbrec.com 4 / 6 ?? / package dimensions
2SD1857 rev.e mar.-2016 data sheet http://www.fsbrec.com 5 / 6 ?? / marking instructions ? br: ?? d1857 ??? q ?h fe ? **** ???? note: br: company code. d1857: product type. q: h fe classifications symbol ****: lot no. code,code change with lot no. br **** d1857 q
2SD1857 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-92lm 1,000 8 8,000 5 40,000 135190 237172102 560245195 ? / 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-92lm 2,500 1 100 10 25,000 32823042 480346235 547407268 ?? / notices
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