? ? frd type : KCF25A40 KCF25A40 KCF25A40 KCF25A40 outline drawing maximum ratings approx net weight:5.55g rating symbol KCF25A40 unit repetitive peak reverse voltage v rrm 400 v non-repetitive peak reverse voltage v rsm 440 v average rectified output current i o 25 tc=85 c 50 hz,full sine wave resistive load a rms forward current i f(rms) 28 a surge forward current i fsm 150 50 hz full sine wave,1cycle non-repetitive a operating junctiontemperature range tjw - 40 to + 150 c storage temperature range tstg - 40 to + 150 c mounting torque 0.5 recommended value n k m electrical ? thermal characteristics characteristics symbol conditions min. typ. max. unit peak reverse current i rm tj=25 c,v rm =v rrm per arm - - 50 a peak forward voltage v fm tj=25 c, i fm =12.5a per arm - - 1.25 v reverse recovery time trr i fm =10 a, -di/dt= 50 a/ s, ta= 25 c - - 50 ns thermal resistance rth(j-c) junction to case - - 2 c/w features * similar to to-247ac (to-3p) case * dual diodes ? cathode common * ultra ? fast recovery * low forward voltage drop * high surge capability * 200 volts thru 400 volts types available
? ? KCF25A40 outline drawing (dimensions in mm)
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