sr220 ? sr2100 features ! schottky barrier chip ! guard ring die construction for transient protection ! high current capability a b a ! low power loss, high efficiency ! high surge current capability ! for use in low voltage, high frequency inverters, free wheeling, and polarity protection applications c d mechanical data ! case: do-15, molded plastic ! terminals: plated leads solderable per mil-std-202, method 208 ! polarity: cathode band ! weight: 0.40 grams (approx.) ! mounting position: any ! marking: type number ! lead free: for rohs / lead free version, add ?-lf? suffix to part number, see page 4 maximum ratings and electrical characteristics @t a =25c unless otherwise specified single phase, half wave, 60hz, resistive or inductive load. for capacitive load, derate current by 20%. characteristic symbol sr220 sr230 sr240 SR250 sr260 sr280 sr2100 unit peak repetitive reverse voltage working peak reverse voltage dc blocking voltage v rrm v rwm v r 20 30 40 50 60 80 100 v rms reverse voltage v r(rms) 14 21 28 35 42 56 70 v average rectified output current @t l = 100c (note 1) i o 2.0 a non-repetitive peak forward surge current 8.3ms single half sine-wave superimposed on rated load (jedec method) i fsm 50 a forward voltage @i f = 2.0a v fm 0.50 0.70 0.85 v peak reverse current @t a = 25c at rated dc blocking voltage @t a = 100c i rm 0.5 10 ma typical junction capacitance (note 2) c j 170 140 pf typical thermal resistance (note 1) r ja 35 c/w operating and storage temperature range t j , t stg -65 to +150 c note: 1. valid provided that leads are kept at ambient temperature at a distance of 9.5mm from the case. 2. measured at 1.0 mhz and applied reverse voltage of 4.0v d.c. do-15 dim min max a 25.4 ? b 5.50 7.62 c 0.71 0.864 d 2.60 3.60 all dimensions in mm 2.0a axial leaded schottky barrier diode 1of2
0 10 20 30 40 5 0 1 10 100 i , peak forward surge current (a) fsm number of cycles at 60 hz fig. 3 max non-repetitive peak fwd surge current single half-sine-wave (jedec method) t = 100 c j 10 100 1000 0.1 110 100 c , capacitance (pf) j v , reverse voltage (v) fig. 4 typical junction capacitance r f=1.0mhz t = 25 c j 0 20 40 60 80 100 120 140 i , ins t an t aneou s revers e curren t (ma) r percent of rated peak reverse voltage (%) fig. 5 typical reverse characteristics t = 100 c j t = 75 c j t = 25 c j 100 10 1.0 0.1 0.01 1k 0.01 0.1 1.0 10 0 0.2 0.4 0.6 0.8 1.0 i , instantaneous forward current (a) f v , instantaneous forward voltage (v) fig. 2 typical forward characteristics f 100 s r 2 2 0- s r 2 40 s r 2 5 0- s r 2 60 0 0.5 1.0 25 50 75 100 125 150 i average forward current (a) o, t , lead temperature ( c) fig. 1 forward current derating curve l 1.5 2.0 2.5 3.0 s r 28 0- s r 210 0 s r 2 2 0- s r 2 40 s r 25 0- s r 210 0 2of2
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