scr i c45.6 1 broad voltage range?up to 800 v thermal fatigue resistant immunity to forward voltage de- struction'1' (on units rated above 500 volts) ? standard to-49 outline ? backed,by 7 years of design and field experience (1)these devices may be turned on in the forward direction by exceeding the breakover voltage with either a rapidly, or slowly rising wave form. this has been confirmed in the laboratory by using a 3 kv. open circuit voltage, a 4-amp. short circuit, 0.1 /tsec. risetime supply, and a 60 cycle half-wave sine voltage waveform. maximum allowable ratings c46 c45 c46, c46u c45, c46f c45, .c46a c45, c46g c46, c46b c45, c46h c45, c46c c46, c46d c45, c46e c45, C46M c45, c46s c45, c46n 25 volts 50 volts 100 volts 150 volts 200 volts 250 volts 300 volts 400 volts boo volts 600 volts 700 volts 800 volts 25 volts 50 volts 100 volts 150 volts 200 volts 250 volts 300 volts 400 volts boo volts 600 volts 700 volts 800 volts 35 volts 76 volts 150 volts 225 volts 300 vqlts 350 volts 400 volts boo volts 650 volts 720 volts 840 volts 960 volts 500 volts 500 volts 500 volts 500 volts 500 volts 500 volts boo volts 500 volts no limitation no limitation no limitation no limitation *ratings apply for zero or negative gate voltage. maximum heatsink thermal resistance for which maximum prv ratings apply equal 3.5c/watt. rms forward current, on-state average forward current, on-state peak one-cycle surge forward current, ifm (surge) . maximum rate of rise of anode current during turn- ip (for fusing) tj = -40c to +125c peak gate power dissipation, pgm average gate power dissipation, pguv> peak forward gate voltage, vgpm peak reverse gate voltage, vgrm storage temperature, t.tg storage and operating temperature, tj stud torque 55 amperes (all conduction angles) depends on conduction angle (see charts 3 and 6) 700 amperes on interval (see chart 15) 2000 ampere2 seconds (for times g 1.0 milliseconds) 5 watts ; 0.5 watts 20 volts 5 volts -40c to +150c -40c to +125c 125 lbs.-in. (min.), 150 lbs.-in. (max.) 150 kg,-cm. (min.), 175 kg.-cm. (max.)
characteristics test gate trigger current gate trigger voltage peak on-voltage holding current turn-on time (delay time + rise time) circuit coirtmutated turn-off time effective thermal resistance critical exponential rate of rise of for- ward blocking voltage (higher values may cause device switching) c45, c46u c45, c46f c45, c4ga c45, c46g c45, c46b c45, c46h c45, c46c c45, c46d c45, c46e c45, C46M c45, c46s c45, c46n symbol itjt v,,t v? ii.,, t,, + tr t,([ ?j-c dv/dt min. .25 typ- 30 50 20 1.5 2.0 18 5 50 .3 30 30 30 30 30 30 20 20 20 20 15 15 max. 75 125 40 3.0 3.0 100 .4 unit* madc madc madc vdc vdc v madc itsec fj.sec c/watt v/nsec t?il conditioni to = + 25c, vkx - 6 vdc, r,, = 12 ohms, t,, > 20 /?sec. to = - 40c, v,-x = 6 vdc, rl = 12 ohms, t,, > 20 ^sec. tr - +120c, vkx - 6 vdc, ri, - 12 ohms, t,, > 20 msec. to - - 40c to +120c. vkx = 6 vdc, r,. = 12 ohms, t, g 20 ,?sec. to - +120c, vkx = rated, r,. = 1000 ohms, t, g 20 msec. tc = + 25c, iph = 500a peak, duty cycle g .01% tc = + 25c, anode supply = 24 vdc, initial forward current = 2a. tc = + 25c, ik = 50 adc, vkxm = rated gate supply: 10 volt open circuit, 20 ohm, ).l /tsec. max. rise time tr - +120c, ikm - 50a, v,, = 50 volts min., vkxm (reapplied) = rated vkum, rate of rise of reapplied forward clocking voltage = 20v/vsec linear. gate bias: 0 volts, 100 ohms during turn-off interval, duty cycle g .01% vkom - rated, tc - +120c, gate open.
outline drawings c46 outline (conforms to jedec to-94 outline) flexible copper lead leads lightly ' twisted together table of dimensions conversion tablo dim a b c d e f 6 g, h j k k, i 1, m mi in n, 0 o, p f< o 8 s s, t inches min .797 - .271 ,874 1.049 .140 6.204 - 1.4b4 4.437 .375 .445 .251 .191 .500 .385 431 .590 7.000 max .827 .010 .350 1.030 1.061 .910 6.112 1 750 1.640 5.623 .325 .41] .111 .212 .600 .415 .725 .640 7.142 .312 rot. .140 .060 .150 .075 .250 norn. .290 nom. 065 1 .09) .051 1 .070 .463 [ .498 milumultir- min 20.14) - 7.060 22.0*9 26.644 11.335 157.619 - 37.653 112.69t 6.915 11.302 6.373 5.029 12.700 9.77? 16.052 14.915 177.799 *?**? ~w*st ^2x mw ~i3 m.wi hilt? i?m4? 44,4h* 41.4*4 i41.lt* "** h.j19 7.1*7 5.3m 15.14t 10.141 i?.i9? 16.m* 1m.4i7 7.925 rof. 3.555 1.524 l.lll i.9w 6.350 now. 7.366 nom. 1.691 1.473 11.760 1.411 1.771 11.649 c45 outline notes 1. complete stud thread. (v2-20 unf 2a) to within i'/i threads of head. 2. flexible lead covered with silicon rubber insulation (class h), 600 volt astm standard wall. 3. orientation of cathode and gate terminals not defined. 4. one, '/2-20 steel, cadmium plated nut and one cadmium plated spring washer supplied with each unit. 5. approximate weights: unit with hardware without hardware ounces grams ounces grams c46 4.25 120 3.50 99 c45 3.50 99 2.75 78
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