solid state devices, inc. 14701 firestone blvd * la mirada, ca 90638 phone: (562) 404 - 4474 * fax: (562) 404 - 1773 ssdi@ssdi - power.com * www.ssdi - power.com designer?s data sheet part number/ordering information 1 / sdr950 __ __ __ + screening 2 / __ = not screened tx = tx level txv = txv level s = s level | | | | | + leg bend option (see figure 1) | | | | | | | + package m = to - 254, z = to - 254 z sdr950m & z thru sdr952m & z 50a, 35nsec typ., 100 - 200 v hyper fast rectifier features : hyper fast recovery: 50nsec maximum 3 / high surge rating low reverse leakage current low junction capacitance hermetically sealed package gold eute ctic die attach ultrasonic aluminum wire bonds higher voltages and faster recovery times available, contact factory ceramic seal for improved hermeticity available tx, txv, and s - level screening available 2 / maximum ratings symbol value units peak rep etitive reverse voltage sdr950m & z sdr951m & z sdr952m & z v rrm v rwm v r 100 150 200 volts average rectified forward current (resistive load, 60 hz sine wave, t a = 25 c) 5 / io 50 amps peak surge current (8.3 ms pulse, half sine wave, or equivalent d c) 4 / i fsm 350 amps operating & storage temperature t op & t stg - 65 to +200 oc maximum total thermal resistance junction to case 4 / r q jc 0.85 oc/w - notes: 1/ for ordering information, price, operating curves, and availability - contact fact ory. 2/ screened to mil - prf - 19500. 3/ recovery conditions: i f =10 amp, di/dt = 200a/s 4/ pins 2 and 3 tied together. 5/ t c = 150 c, derate to 0a @ 200 c. - to - 254 (m) - to - 254z (z) note: all specifications are su bject to change without notification. scd's for these devices should be reviewed by ssdi prior to release. data sheet #: RH0039k doc
solid state devices, inc. 14701 firestone blvd * la mirada, ca 90638 phone: (562) 404 - 4474 * fax: (562) 404 - 1773 ssdi@ssdi - power.com * www.ssdi - power.com sdr950m & z thru sdr952m & z electrical characteristics symbol max units instantaneous forward voltage drop ( i f = 25a, 300 - 500 sec pulse ) ( i f = 50a, 300 - 500sec pulse ) t a = 25 oc t a = 25 oc v f1 v f2 1.00 1.25 v dc instantaneous forward voltage drop (i f = 50adc, 300 - 500sec pulse ) t a = - 55 oc v f3 1.35 v dc reverse leakage curr ent (300sec pulse minimum) t a = 25 oc, rated v r t c = 100 oc, 80% of rated v r i r1 i r2 100 10 m a m a reverse recovery time ( i f =10 amp, di/dt = 200a/s ) t rr 50 nsec junction capacitance (v r = 10v dc , t a = 25oc, f = 1mhz) c j 90 0 pf figure 1 - optional lead bends suffix md & zd suffix mu & zu pin assignment code function pin 1 pin 2 pin 3 cathode anode anode to - 254 (suffix m) outline: to - 254z (suffix z) ou tline: measured in inches note: all specifications are subject to change without notification. scd's for these devices should be reviewed by ssdi prior to release. data sheet #: RH0039k doc
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