creat by art ? high efficiency, low vf ? high current capability ? high reliability ? high surge current capability ? low power loss sf2xg = specific device code g = green compound y = year ww = work week maximum ratings and electrical characteristics rating at 25 ambient temperature unless otherwise specified. single phase, half wave, 60 hz, resistive or inductive load. for capacitive load, derate current by 20% symbol sf 21g sf 22g sf 23g sf 24g sf 25g sf 26g sf 27g sf 28g units v rrm 50 100 150 200 300 400 500 600 v v rms 35 70 105 140 210 280 350 420 v v dc 50 100 150 200 300 400 500 600 v ua ua trr ns cj pf r ja r jc t j o c t stg o c a maximum instantaneous forward voltage (note 1) @ 2 a v f 0.95 1.3 1.7 v 50 16 100 maximum reverse recovery time (note 2) 35 maximum dc reverse current at rated @ t a =25 dc blocking voltage @ t a =125 i r typical thermal resistance note 1: pulse test with pw=300 usec, 1% duty cycle dimensions in inches and (millimeters) ? case: molded plastic ? epoxy: ul 94v-0 rate flame retardant - 65 to + 150 peak forward surge current, 8.3 ms single half sine- wave superimposed on rated load (jedec method) ? polarity: color band denotes cathode 5 maximum average forward rectified current .375 (9.5mm) lead length @t a = 55 2 version:d11 - 65 to + 150 typical junction capacitance (note 3) 40 20 note 3: measured at 1 mhz and applied reverse voltage of 4.0v d.c. note 2: reverse recovery test conditions: i f =0.5a, i r =1.0a, i rr =0.25a operating temperature range storage temperature range i f(av) sf21g - sf28g 2.0amps. glass passivated super fast rectifiers marking diagram do-15 ? high temperature soldering guaranteed: 260 /10 seconds/.375",(9.5mm) lead lengths at 5 lbs., (2.3kg) tension ? weight: 0.40 grams type number maximum rms voltage maximum dc blocking voltage i fsm a o c/w 65 features maximum recurrent peak reverse voltage ? mounting position: any mechanical data ? for use in low voltage, high frequency inventor, free wheeling, and polarity protection application ? green compound with suffix "g" on packing code & prefix "g" on datecode ? lead: pure tin plated, lead free, solderable per mil-std-202, method 208 guaranteed pb rohs compliance rohs compliance
version:d11 ratings and characteristic curves (sf21g thru sf28g) fig.1- maximum average forward current derating 0.0 0.5 1.0 1.5 2.0 2.5 3.0 0 25 50 75 100 125 150 175 ambient temperature ( o c) average forward a current (a) resistive or inductive load fig. 3- maximum non-repetitive forward surge current 0 10 20 30 40 50 60 1 10 100 number of cycles at 60 hz peak forward surge a current (a) 8.3ms single half sine wave jedec method fig.2- typical reverse characteristics 0.1 1 10 100 1000 0 20 40 60 80 100 120 140 percent of rated peak reverse voltage (%) instantaneous reverse a current (ua) ta=25 ta=125 ta=75 fig. 4- typical junction capacitance 0 25 50 75 100 125 150 0.1 1 10 100 1000 reverse voltage (v) junction capacitance (pf) sf25g-sf28g sf21g-SF24G ta=25 fig. 5 typical forward characterisrics 0.01 0.1 1 10 100 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 forward voltage (v) instantaneous forward a current (a) sf27g-sf28g ta=25 pulse width=300us 1% duty cycl e sf25g-sf26g sf21g-SF24G
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