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 252 0 ___ ___ screening 2 / tx = tx level txv = txv level, s = s-level ___ = not screened package ___ = axial (do-35) sms = surface mount square tab voltage / family 2520 = 20v 2530 = 30v 2540 = 40v spd2520 thru spd2540 0.5 amp 20-40 volts schottky rectifier features: ? extremely low forward voltage drop ? high surge capability ? hermetically sealed ? axial or surface mount packages ? tx, txv, and space level screening available maximum ratings symbol value units peak repetitive reverse voltage and dc blocking voltage spd2520 SPD2530 spd2540 v rrm v rwm v r 20 30 40 volts average rectified forward current (resistive load, 60 hz, sine wave, t a =25 c) i o 0.5 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 10 amps operating and storage temperature t op & tstg -65 to +150 c maximum thermal resistance junction to lead, l = 3/8? r jl 190 c/w notes: 1 / for ordering information, price, and availability, contact factory. 2 / screening per mil-prf-19500. axial (do-35) sms note: all specifications are subjec t to change without notification. scd's for these devices should be re viewed by ssdi prior to release. data sheet #: rs0109d doc
electrical characteristics symbol max unit instantaneous forward voltage drop (i f = 1a dc , t a = 25 c, 300-500 s pulse) i f = 100ma dc i f = 500ma dc v f1 v f2 0.5 0.75 volts reverse leakage current (rated v r , t a = 25 c, 300 s minimum pulse) i r1 5 a reverse leakage current (rated v r , t a = 100 c, 300 s minimum pulse) i r2 1 ma junction capacitance (v r = 10 v dc , t a = 25 c, f = 1 mhz) c j 10 pf dimensions code min. max. a .060? .080? b .140? .160? c 1.00? --- axial case outline: (do-35) note: lead diameter is not controlled within 0.050? of the diode body. d .018? .022? dimensions code min. max. a .092? .098? b .190? .215? c .022? .028? sms case outline: note: dimensions prior to solder dipping. d .002? --- note: all specifications are subjec t to change without notification. scd's for these devices should be re viewed by ssdi prior to release. data sheet #: rs0109d 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 spd2520 thru spd2540
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