do-5 features ? all diffused series ? available in normal & reverse polarity ? industrial grade ? available in avalanche characteristic * available in metric and unf thread electrical specifications i f(av) maximum average forward 40a current te=140 0 c v fm maximum peak forward 1.2v voltage drop @ rated if(av) i frm maximum peak one cycle 500 a (non-rep) surge current 10 m sec i frm maximum peak repetitive 200 a surge current i 2 tmaximum i 2 t rating (non-rep.) 1200a 2 sec for 5 to 10 m sec 40hf/40hfr silicon power diodes thermal mechanical specifications jc maximum thermal resistance junction to case 1 0 c/w tj operating junction temp. -65 0 c to 150 0 c t stg storage temperature -65 0 c to 200 0 c mounting torque 0.4 m-kg min, (non-lubricated threads) 0.6 m-kg max w approx, weight 13.5 & 30 gms. electrical ratings type 40hf/hfr 1 0 2 0 4 0 6 0 8 0 100 120 140 160 v rrm max. repetitive peak reverse 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) 100 200 400 600 800 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 200 200 200 200 200 200 200 200 200 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 40 hf/ hfr a a polarity polarity normal normal reverse reverse ? 4.0 7 27 12 m8 x 1.25 16 ? 8.0 32 12 11.5 m 8 x 1.25 17 a/f 17 a/f 11.5 c c c c a a
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