note: all specifications are subject to change without notification. scd's for these devices should be reviewed by ssdi prior to release. data sheet #: rf0013e 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 designer?s data sheet part number/ordering information 1 / spd __ __ __ screening 2 / __ = not screened tx = tx level txv = txv s = s level (for sm, use ?s) package type __ = axial leaded sm = surface mount round tab sms = surface mount square tab voltage 4942 = 200v 4943 = 300v 4944 = 400v 4945 = 500v 4946 = 600v 4947 = 800v 4948 = 1000v spd4942 thru spd4948 series 1 amp, 150-200 nsec, 200-1000 v fast recovery rectifier features : ? fast recovery: 150-200 nsec maximum ? low reverse leakage current ? single chip construction ? piv to 1000 volts ? hermetically sealed ? high surge rating ? low thermal resistance ? replacement for 1n4942 ? 1n4948 ? tx, txv, and space level screening available 2 / maximum ratings symbol value units peak repetitive reverse voltage and dc blocking voltage spd4942 spd4943 SPD4944 spd4945 spd4946 spd4947 spd4948 v rrm v rwm v r 200 300 400 500 600 800 1000 volts average rectified forward current (resistive load, 60 hz, sine wave, t a = 25 c) io 1 amps peak surge current (8.3 ms pulse, half sine wave superimposed on i o , allow junction to reach equilibrium between pulses, t a = 25 c) i fsm 25 amps operating & storage temperature t op & t stg -65 to +175 oc maximum thermal resistance junction to leads, l-3/8? r jc 35 oc/w notes: 1 / for ordering information, operating curves, price, and availability- contact factory. 2 / screening based on mil-prf-19500. screening flows available on request. axial surface mount round tab surface mount square tab
note: all specifications are subject to change without notification. scd's for these devices should be reviewed by ssdi prior to release. data sheet #: rf0013e 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 spd4942 thru spd4948 series electrical characteristics symbol value units instantaneous forward voltage drop ( i f =1adc, t a = 25 oc , 300 s pulse) v f 1.3 v dc instantaneous forward voltage drop ( i f =1adc, t a = -55 oc , 300 s pulse) v f 1.5 v dc reverse leakage current (rated v r, t a = 25 o c , 300 s minimum pulse) i r 1.0 a reverse leakage current (rated v r, t a = 100 o c , 300 s minimum pulse) i r 20 a reverse recovery time ( i f = 500 ma, i r = 1 amp, i rr = 250 ma, t a = 25 o c ) spd4942-spd4945 spd4946-spd4948 t rr 150 200 nsec junction capacitance (v r = 10v dc , t a = 25oc, f = 1mhz) c j 20 pf case outline: axial case outline: surface mount round tab case outline: surface mount square tab dimensions dim min max a .100? .150? b --- .180? c .027? .033? d 1.00? --- dimensions dim min max a .095? .105? b .185? .205? c .015? .035? dimensions dim min max a .134? .153? b .200? .280? c .022? .028? d .002? ---
|
