features ? all diffused series ? available in normal & reverse polarity ? industrial grade ? available in avalanche characteristic * available in metric and unf thread electrical specifications 12F/fr i f ( a ) maximum average forward 12a current te=150 0 c v fm maximum peak forward 1.2v voltage drop @ rated i f(av) i fsm maximum peak one cycle 250 a (non-rep) surge current 10msec i frm maximum peak one cycle (non 60 a -rep) surge current 10msec i 2 t maximum i 2 t rating (non-rep.) 250a 2 sec for 5 to 10 m sec. 12F/12Fr 12amp silicon power diode thermal mechanical specifications jc maximum thermal resistance junction to case 2 o c/w t j operating junction temp. -65 o c to 150 o c t stg storage temperature -65 o c to 150 o c mounting torque (non-lubricated threads) 0.14 m-kg min, 0.17 m-kg max w approx, weight 7 gms. electrical ratings type 12F/12Fr 10 20 40 60 80 100 120 140 160 v rrm max. repetitive peak 100 200 400 600 800 1000 1200 1400 1600 voltage (v) v r (rms) max. r.m.s. reverse voltage (v) 70 140 280 420 560 700 840 980 1120 v r max. d.c. blocking voltage (v) 100 200 400 60 800 1000 1200 1400 1600 recommended r.m.s. working 40 80 160 240 320 400 480 560 640 voltage(v) i r (av) max. average reverse leakage 100 100 100 100 100 100 100 100 100 current @ vrmm tc 25 0 c ua naina semiconductor ltd. d95,sector 63 noida(india) e-mail : sales@nainasemi.com, web site : www.nainasemi.com naina 12F/ 12Fr do-4 a c c 4 m6 x 1.0 11.5 11a/f f fr 19 10 a
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