solid state devices, inc. 14830 valley view blvd * la mirada, ca 90638 phone: (562) 404-7855 * fax: (562) 404-1773 ssdi@ssdi-power.com * www.ssdi-power.com designer?s data sheet features: ? high surge current ? high on state current ? high frequency up to 400 hz operation ? anode common to case ? hermetically sealed ? replacement for part number 2n884 thru 2n889 and 2n876 thru 2n881 devices. ? tx, txv, s-level screening available. consult factory sfs884 thru sfs889 20 amps 15 200 volts silicon controlled rectifier to-18 maximum ratings ( t j = 25 o c unless otherwise noted, r gk = 1k ? ) symbol value units peak repetitive reverse voltage and dc blocking voltage sfs884 sfs885 sfs886 sfs887 sfs888 sfs889 v drm v rrm 15 30 60 100 150 200 volts average on-state current t a = 30 o c t a = 100oc i f (av) 0.5 0.35 amps peak recurrent surge current (t a 100 o c, tp = 0.2 ms, duty cycle = 0.1 % ) i fsr 20 amps peak gate current i gm 250 ma peak gate voltage v gm 5 volts operating junction temperature range t j -65 to +150 o c storage temperature range t stg -65 to +150 o c package outline: to-18 ? .195 .178 .210 .170 .500 min ? .230 .209 3x ? .021 .016 ? .105 .095 .048 .028 .046 .036 45 1 3 .030 max 2
electrical characteristics ( t a = 25oc unless otherwise indicated) symbol min typical max unit peak reverse blocking current (rated v rrm ) t j = 25oc t j = 125oc i rrm ?? ?? 10 100 a peak forward blocking current (rated v drm ) t j = 25oc t j = 125oc i drm ?? ?? 10 100 a peak on-state voltage (i f = 0.2 a peak ) v tm ?? 1.0 1.50 volts reverse gate current (v g = -2 v dc , anode = open) i gr ?? ?? 10 a gate trigger current (v d = 12 v dc , r l = 33 ? ) i gt ?? 50 80 a gate trigger voltage (v d = 12 v dc , r l = 33 ?) v gt 0.4 0.65 0.72 volts holding current (i t = 500 ma, gate open) i h ?? 1.0 2.2 ma critical rate of voltage rise (linear slope up to vd= 67% of vdrm, rgk= 1k ? ) dv/dt ?? 750 ?? v/ s commutated turn-off time (if = 2a, ig = 200 ma, dig/dt = 0.1a/us) tqt ?? 2 ?? s notes: 1 / unless otherwise specified, a ll electrical characteristics @ t c = 25 o c, r gk = 1k ? . available part numbers: sfs884, sfs885, sfs886, sfs887, sfs888, sfs889 pin assignment (standard) package cathod e gate anode to-18 pin 1 pin 2 pin 3 (case) solid state devices, inc. 14830 valley view blvd * la mirada, ca 90638 phone: (562) 404-7855 * fax: (562) 404-1773 ssdi@ssdi-power.com * www.ssdi-power.com sfs884 thru sfs889 note: all specifications are subject to change without notification. scd's for these devices should be revi ewed by ssdi prior to release. data sheet #: SCR008a doc
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