digitron semiconductors 144 market street kenilworth nj 07033 usa phone +1.908.245-7200 fax +1.908.245-0555 sales@digitroncorp.com www.digitroncorp.com rev. 20130118 MCR3818 series, mcr3918 series silicon controlled rectifier available non-rohs (standard) or rohs compliant (add pbf suffix). available as ?hr? (high reliability) screened per mil-prf- 19500, jantx level. add ?hr? suffix to base part number. maximum ratings rating symbol value unit peak repetitive forward and reverse blocking voltage (1) MCR3818, mcr3918-2 MCR3818, mcr3918-3 MCR3818, mcr3918-4 MCR3818, mcr3918-6 MCR3818, mcr3918-8 MCR3818, mcr3918-10 v rrm , v drm 50 100 200 400 600 800 volts peak non-repetitive reverse blocking voltage MCR3818, mcr3918-2 MCR3818, mcr3918-3 MCR3818, mcr3918-4 MCR3818, mcr3918-6 MCR3818, mcr3918-8 MCR3818, mcr3918-10 v rsm 75 150 300 500 700 900 volts forward on-state current rms (all conduction angles) i t(rms) 20 amps average on-state current (t c = 67c) i t(av) 13 amps circuit fusing considerations (t j = -40 to +100c, t 8.3ms) i 2 t 235 a 2 s peak non-repetitive surge current (1/2 cycle, 60hz, t j = -40 to +100c) i tsm 240 amps peak gate power (maximum pulse width = 10s) p gm 5 watts average gate power p g(av) 0.5 watts peak forward gate current (maximum pulse width = 10s) i gm 2 amps peak gate voltage v gm 10 volts operating junction temperature range t j -40 to +125 c storage temperature range t stg -40 to +150 c mounting torque 30 in. lb. note 1: v drm for all types can be applied on a continuous basis. ratings apply for zero or negative gate voltage; however, positive gate vo ltage shall not be applied concurrent with negative potential on the anode. blocking voltages shall not be tested with a constant current source such that the voltag e ratings of the devices are exceeded. thermal characteristics characteristic symbol typical maximum unit thermal resistance, junction to case digi pf2 to-48 r ? jc 1 1.1 1.5 1.6 c/w electrical characteristics (t c = 25c) characteristic symbol min. max. unit peak forward or reverse blocking current (rated v drm or v rrm , gate open) t j = 25c t j = 100c i drm, i rrm - - 10 5 a ma gate trigger current (continuous dc) (v d = 7vdc, r l = 100? ) (v d = 7vdc, r l = 100? , tc = -40c) i gt - - 40 75 ma
digitron semiconductors 144 market street kenilworth nj 07033 usa phone +1.908.245-7200 MCR3818 series, mcr3918 series silicon controlled rectifier characteristic symbol min. max. unit gate trigger voltage (continuous dc) (v d = 7vdc, gate open) (v d = 7vdc, r l = 100? , t c = -40c) (v d = rated v drm , r l = 100? , t j = 100c) v gt - - 0.2 1.5 2.5 - volts peak on state voltage (pulse width = 1ms max., duty cycle 1%) (i tm = 20a) (i tm = 41a) v tm - - 1.5 1.7 volts holding current (v d = 7vdc, gate open) (v d = 7vdc, gate open, t c = -40c) i h - - 50 90 ma typical gate controlled turn-on time (t d + t r ) (i tm = 20a, i gt = 40madc, v d = rated v drm ) t gt 1 s circuit commutate turn-off time (i tm = 10a, i r ? 10a) (i tm = 10a, i r = 10a, t j = 100c) (v d = v drm = rated voltage) (dv/dt = 30v/s) t q 20 30 s critical rate of rise of off state voltage (v d = rated v drm , exponential waveform, gate open, t j = 100c) dv/dt 50 v/s mechanical characteristics case digi pf2 (MCR3818 series) marking body painted, alpha-numeric fax +1.908.245-0555 sales@digitroncorp.com www.digitroncorp.com rev. 20130118 digi pf2 inches millimeters min max min max a 0.501 0.505 12.730 12.830 b 0.465 0.475 11.810 12.060 c 0.330 0.380 8.390 9.650 e 0.100 - 2.540 - f 0.035 0.085 0.890 2.160 j 0.080 0.097 2.040 2.460 k - 0.800 - 20.320 n - 0.510 - 12.950 q 0.065 0.160 1.650 4.060
digitron semiconductors 144 market street kenilworth nj 07033 usa phone +1.908.245-7200 MCR3818 series, mcr3918 series silicon controlled rectifier mechanical characteristics case to-48 (mcr3918 series) marking body painted, alpha-numeric pin out see below to-48 inches millimeters min max min max a 0.604 0.614 15.340 15.600 b 0.551 0.559 14.000 14.200 c 1.050 1.190 2.670 30.230 f 0.135 0.160 3.430 4.060 h - 0.265 - 6.730 j 0.420 0.455 10.670 11.560 k 0.620 0.670 15.750 17.020 l 0.300 0.350 7.620 8.890 q 0.055 0.085 1.400 2.160 t 0.501 0.505 12.730 12.830 fax +1.908.245-0555 sales@digitroncorp.com www.digitroncorp.com rev. 20130118
digitron semiconductors 144 market street kenilworth nj 07033 usa phone +1.908.245-7200 MCR3818 series, mcr3918 series silicon controlled rectifier fax +1.908.245-0555 sales@digitroncorp.com www.digitroncorp.com rev. 20130118
digitron semiconductors 144 market street kenilworth nj 07033 usa phone +1.908.245-7200 MCR3818 series, mcr3918 series silicon controlled rectifier fax +1.908.245-0555 sales@digitroncorp.com www.digitroncorp.com rev. 20130118
digitron semiconductors 144 market street kenilworth nj 07033 usa phone +1.908.245-7200 MCR3818 series, mcr3918 series silicon controlled rectifier fax +1.908.245-0555 sales@digitroncorp.com www.digitroncorp.com rev. 20130118
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