FMMT491 rev.f apr.-2017 data sheet http://www.fsbrec.com 1 / 6 sot-23 ?? npn ?? silicon npn transistor in a sot-23 plastic package. / features ?? fmmt591 low equivalent on-resistance, complementary pair with fmmt591. ?? medium power amplifier applications. ? / equivalent circuit pin1 base pin 2 emitter pin 3 collector ? / marking / descriptions ? / applications / pinning h fe range 100~300 marking h491 3 1 2
FMMT491 rev.f apr.-2017 data sheet http://www.fsbrec.com 2 / 6 parameter symbol ? rating unit collector to base voltage v cbo 80 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 pluse current i cm 2.0 a collector power dissipation p c 500 mw 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 =100 a i e =0 80 v collector to emitter breakdown v oltage *v ceo i c =10ma i b =0 60 v emitter to base breakdown voltage v ebo i e =100 a i c =0 5.0 v collector cut-off current i cbo v cb =60v i e =0 0.1 a collector cut-off current i ces v ces =60v i e =0 0.1 a emitter base cut-off current i ebo v eb =4.0v i e =0 0.1 a dc current gain *h fe(1) v ce =5.0v i c =500ma 100 300 *h fe(2) v ce =5.0v i c =1.0ma 100 *h fe(3) v ce =5.0v i c =1.0a 80 *h fe(4) v ce =5.0v i c =2.0a 30 collector to emitter saturation v oltage *v ce(sat) (1) i c =500ma i b =50ma 0.25 v *v ce(sat) (2) i c =1.0a i b =100ma 0.5 v base to emitter saturation voltage *v be(sat) i c =1.0a i b =100ma 1.1 v base-emitter on voltage *v be(on) v ce =5.0v i c =1.0a 1.0 v transition frequency f t v ce =10v i c =50ma f=100mhz 150 mhz collecto r -base breakdown voltage c obo v cb =10v f=1.0mhz 10 pf *pulsed test: pulse width=300 s. duty cycle 2% ? / absolute maximum ratings(ta=25 ) ? / electrical characteristics(ta=25 )
FMMT491 rev.f apr.-2017 data sheet http://www.fsbrec.com 3 / 6 ? / electrical characteristic curve
FMMT491 rev.f apr.-2017 data sheet http://www.fsbrec.com 4 / 6 ?? / package dimensions
FMMT491 rev.f apr.-2017 data sheet http://www.fsbrec.com 5 / 6 ?? / marking instructions ? h ?? 491 ??? note: h: company code. 491: product type code. h491
FMMT491 rev.f apr.-2017 data sheet http://www.fsbrec.com 6 / 6 ?? ( ? ) / temperature?profile?for?ir?reflow?soldering(pb-free) ? note: 1 ?? 25 150 ? 60 90sec; 1.preheating:25~150 , time:60~90sec. 2 ?? 245 5 ?? 5 0.5sec; 2.peak temp.:245 5 , duration:5 0.5sec. 3 ???? 2 10 /sec. 3. cooling speed: 2~10 /sec. ? / resistance to soldering heat test conditions ?? 260 5 ?? 10 1 sec. temp.:260 5 time:10 1 sec ? / packaging spec. ?? / reel package type ?? units ? dimension ?? (unit mm 3 ) units/reel ? / reels/inner box / units/inner box ? / inner boxes/outer box / units/outer box ? / reel inner box outer box sot-23 3,000 10 30,000 6 180,000 7 8 180120180 390385205 ?? / notices
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