DCR72-3 thru dcr72-8 discrete semiconductors r technical specifications of sensitive gate silicon controlled rectifiers voltage range - 100 to 600 volts current - 8.0 amperes description * driven directly with ic and mos device * feature proprietary, void-free glass passivated chips * available in voltage ratings from 100 to 600 volts * sensitive gate trigger current * designed for high volume, line-powered control application in relay lamp drivers, small motor controls, gate drivers for large thyristors pinning 1 = cathode, 2 = anode, 3 = gate to-220ab dimensions in inches and (millimeters) .295(7.49) .220(5.58) typ .024(0.60) .014(0.35) .055(1.40) .045(1.14) .562(14.27) .500(12.70) .625(15.87) .570(14.48) .055(1.39) .045(1.15) .185(4.70) .173(4.40) .405(10.28) .380(9.66) .350(8.90) .330(8.38) .640 (16.25) typ .037(0.95) .030(0.75) .100 (2.54) typ .151 (3.83) 1 2 3 characteristic symbol rating unit DCR72-3 100 peak repetitive off-state dcr72-4 vdrm, 200 v voltage and reverse voltage dcr72-6 vrrm 400 dcr72-8 600 on-state rms current it(rms) 8.0 a (ta=57oc, 180o conduction angles) peak non-repetitive surge current itsm 80 a (1/2 cycle, sine wave 60hz) forward peak gate current igm 1.0 a forward peak gate power dissipation pgm 0.5 w forward average gate power dissipation p g(av) 0.1 w operating junction temperature tj -40 to +110 oc storage temperature tstg -40 to +150 oc absolute maximum ratings(ta=25oc) characteristic symbol min typ max unit test conditions peak repetitive forward or reverse tj=25oc idrm, irrm - - 10 ma vak=rated vdrm or vrrm off-state blocking current tj =110oc - - 500 rgk=1kw peak forward on-state voltage vtm tm=8a peak continuous dc gate trigger current igt - - 200 ma vak=7v dc, rl=100w continuous dc gate trigger voltage vgt - - 1.5 v vak=7v dc, rl=100w dc holding current ih gk=1kw gk=1kw gate controlled turn-on time(t d+tr) tgt - 2.2 - msec igt=10ma thermal resistance, junction to case rqjc - 2.2 - oc/w - electrical characteristics (ratings at 25oc ambient temperature unless otherwise specified) dc components co., ltd. critical rate-of-rise of off-state voltage dv/dt - 8.0 - v/ms r - - 6.0 ma r - - 2.0 v i
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