IRFS634 rev.d mar.-2016 data sheet http://www.fsbrec.com 1 / 7 to-220f ?? n mos ?? n-channel mosfet in a to-220f plastic package. ?,?,??? low gate charge, low crss, fast switching. ? dc/dc ???? these devices are well suited for high efficiency switching dc/dc c onverters and switch mode power supplies. pin1 g pin 2 d pin 3 s ?? / h fe classifications & marking ?? see marking instructions. / descriptions / features ? / applications ? / equivalent circuit / pinning 3 2 1
IRFS634 rev.d mar.-2016 data sheet http://www.fsbrec.com 2 / 7 parameter symbol ? rating unit drain-source voltage v dss 250 v drain current i d (tc=25 ) 8.1 a drain current i d (tc=100 ) 5.1 a drain current - pulsed i dm 32.4 a gate-source voltage v gss 30 v single pulsed avalanche energy e as 200 mj repetitive avalanche energy e ar 7.4 mj avalanche current i ar 8.1 a power dissipation p d (tc=25 ) 38 w operating and storage temperature range t j ,t stg -55 to 150 parameter symbol test conditions ? min ? typ ? max unit drain-source breakdown voltage bv dss v gs =0v i d =250 a 250 v zero gate voltage drain current i dss v ds =250v v gs =0v 10 a v ds =200v t c =125 100 a gate-body leakage current forward i gss v gs =30v v ds =0v 0.1 a gate threshold voltage v gs(th) v ds =v gs i d =250 a 2.0 4.0 v static drain-source on-resistance r ds(on) v gs =10v i d =4.05a 0.37 0.45 ? forward transconductance g fs v ds =40v i d =4.05a 7.5 s drain-source diode forward v oltage v sd v gs =0v i s =8.1a 1.5 v input capacitance c iss v ds =25v v gs =0v f=1.0mhz 735 960 pf output capacitance c oss 120 155 reverse transfer capacitance c rss 35 45 turn-on delay time t d(on) v dd =125v i d =8.1a r g =25 ? 15 40 ns turn-on rise time t r 85 180 tu r n-off delay time t d(off) 80 170 turn-off fall time t f 60 130 ? / absolute maximum ratings(ta=25 ) ? / electrical characteristics(ta=25 )
IRFS634 rev.d mar.-2016 data sheet http://www.fsbrec.com 3 / 7 ? / electrical characteristic curve
IRFS634 rev.d mar.-2016 data sheet http://www.fsbrec.com 4 / 7 ? / electrical characteristic curve
IRFS634 rev.d mar.-2016 data sheet http://www.fsbrec.com 5 / 7 ?? / package dimensions
IRFS634 rev.d mar.-2016 data sheet http://www.fsbrec.com 6 / 7 ?? / marking instructions ? br ?? IRFS634 ??? **** ???? note: br: company code IRFS634: product type. ****: lot no. code, code change with lot no. br **** IRFS634
IRFS634 rev.d mar.-2016 data sheet http://www.fsbrec.com 7 / 7 ??? ( ? ) / 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 mm 3 ) units/bag ? / bags/inner box / units/inner box ? / inner boxes/outer box / units/outer box ? / bag inner box outer box to-220/f 200 10 2,000 5 10,000 135190 237172102 560245195 ??? / 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-220/f 50 20 1,000 5 5,000 53231.45.5 55516450 575290180 ?? / notices
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