creat by art ? ul recognized file # e-326243 ? high efficiency, low vf ? high current capability ? high reliability ? high surge current capability ? low power loss sff50xg = 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 sff 501g sff 502g sff 503g sff 504g sff 505g sff 506g sff 507g sff 508g unit 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 trr ns cj pf r jc o c/w t j o c t stg o c note 3: measured at 1 mhz and applied reverse voltage of 4.0v d.c. 1.7 v maximum instantaneous forward voltage (note 1) @ 2.5a v f 0.98 1.3 50 maximum reverse current @ rated vr t a =25 t a =100 i r 10 400 maximum reverse recovery time (note 2) 35 version:e11 - 65 to + 150 typical junction capacitance (note 3) note 2: reverse recovery test conditions: i f =0.5a, i r =1.0a, i rr =0.25a note 1: pulse test with pw=300 usec, 1% duty cycle operating temperature range storage temperature range - 65 to + 150 5.5 70 features maximum rms voltage maximum dc blocking voltage maximum average forward rectified current @t c =100 maximum repetitive peak reverse voltage ? polarity: as marked ? high temperature soldering: 260 /10 seconds/.16",(4.06mm) from case ? mounting torque: 5 in - lbs. max. SFF501G - sff508g 5.0amps isolated glass passivated super fast rectifier ito-220ab dimensions in inches and (millimeters) ? weight: 1.71 grams typical thermal resistance type number ua i fsm i f(av) 70 ? for use in low voltage, high frequency inventor, free wheeling, and polarity protection application mechanical data ? case: ito-220ab molded plastic ? epoxy: ul 94v-0 rate flame retardant ? green compound with suffix "g" on packing code & prefix "g" on datecode marking diagram a peak forward surge current, 8.3 ms single half sine- wave superimposed on rated load (jedec method) ? terminals: pure tin plated, lead free, solderable per mil-std-202, method 208 guaranteed a 5 pb rohs compliance rohs compliance
version:e11 ratings and characteristic curves (SFF501G thru sff508g) fig.1 forward current derating curve 0 1 2 3 4 5 6 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 case temperature ( o c) average forward a current (a) fig. 3 maximum non-repetitive forward surge current 0 10 20 30 40 50 60 70 80 90 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 current(ua) ta=25 ta=100 ta=75 fig. 4 typical junction capacitance 40 50 60 70 80 90 100 1 10 100 1000 reverse voltage (v) capacitance (pf) ta=25 SFF501G-sff504g sff505g-sff508g 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 current (a) ta=25 pulse width=300us 1% duty cycle SFF501G-sff504g sff505g-sff506g sff507g-sff508g
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