ds30034 rev. a-5 1 of 2 SF4001 - sf4007 SF4001 - sf4007 1.0a ultra-fast recovery glass body rectifier features a a b c d maximum ratings and electrical characteristics @t j = 25 c unless otherwise specified hermetically sealed glass body construction fast switching for high efficiency surge overload rating to 30a peak low reverse leakage current mechanical data characteristic symbol sf 4001 sf 4002 sf 4003 sf 4004 sf 4005 sf 4006 sf 4007 unit peak repetitive reverse voltage working peak reverse voltage dc blocking voltage v rrm v rwm v r 50 100 200 400 600 800 1000 v rms reverse voltage v r(rms) 35 70 140 280 420 560 700 v average rectified output current (note 1) i o 1.0 a non-repetitive peak forward surge current 8.3ms single half sine-wave superimposed on rated load (jedec method) i fsm 30 a forward voltage @ i f = 1.0a v fm 1.0 1.7 v peak reverse current @ t j = 25 c at rated dc blocking voltage @ t j = 125 c i rm 5.0 150 m a reverse recovery time (note 2) t rr 50 75 ns typical thermal resistance junction to ambient (note 1) r q ja 45 k/w operating and storage temperature range t j, t stg -55 to +175 c note: 1. valid provided that leads are maintained at ambient temperature at a distance of 10mm from the case. 2. measured with i f = 0.5a, i r = 1.0a, i rr = 0.25a. see figure 5. sod-57 dim min max a 26.0 ? b ? 4.2 c ? 0.82 d ? 3.6 all dimensions in mm case: sod-57, sintered glass terminals: leads solderable per mil-std-202, method 208 polarity: cathode band marking: type number weight: 0.50 grams (approx.) power semiconductor
ds30034 rev. a-5 2 of 2 SF4001 - sf4007 0 0.25 0.50 25 50 75 100 125 150 175 i , average fwd current (a) (av) t , terminal temperature (c) fig. 1 forward current derating curve t 0.75 1.00 1.25 1.50 0 0.01 0.1 1.0 10 0 0.4 0.8 1.2 1.6 i instantaneous fwd current (a) f, v , instantaneous forward voltage (v) fig. 2 typical forward characteristics f t = 25 c j i pulse width: 300 s f 1.8 1 10 100 i , peak fwd surge current (a) fsm number of cycles at 60 hz fig. 3 max non-repetitive peak fwd surge current 0 10 20 30 8.3ms single half sine-wave jedec method 50v dc approx 50 ni (non-inductive) 10 ni 1.0 ni oscilloscope (note 1) pulse generator (note 2) device under test t rr set time base for 50/100 ns/cm +0.5a 0a -0.25a -1.0a notes: 1. rise time = 7.0ns max. input impedance = 1.0m , 22pf. 2. rise time = 10ns max. input impedance = 50 . fig. 5 reverse recovery time characteristic and test circuit (+) (+) (-) (-) 0.1 1 10 100 1000 0 i , reverse current ( a) r t, ( c) fig. 4 typical reverse characteristics j junction temperature 25 50 75 100 150 125 175 200 v=v r rrm
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