schottky barrier chip guard ring die construction for transient protection high current capability low power loss, high efficiency high surge current capability for use in low voltage, high frequency inverters, free wheeling, and polarity protection applications case: molded plastic polarity: cathode band weight: 1.2 grams (approx.) mounting position: any marking: type number s y m bol s r 320 s r 330 s r 340 s r 350 s r 360 un i t peak repetitive reverse voltage working peak reverse voltage dc blocking voltage v rrm v rwm v r 20 30 40 50 60 v rms reverse voltage v r(rms) 14 21 28 35 42 v average rectified output current (note 1) @t l = 95c i o 3.0 a non-repetitive peak forward surge current 8.3ms single half sine-wave superimposed on rated load (jedec method) i fsm 80 a forward voltage @i f = 3.0a v fm 0.50 0.74 v peak reverse current @t a = 25c at rated dc blocking voltage @t a = 100c i rm 0.5 20 ma typical junction capacitance (note 2) c j 250 pf typical thermal resistance junction to ambient r ja 20 k/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. maximum ratings and electrical characteristics rating at 25 o c ambient temperature unless otherwise specified. single phase, half wave, 60 hz, resistive or inductive load. for capacitive load, derate current by 20% type number features m echani cal d ata dimensions in inches and (millimeters) do-201ad s r 3 20- 3 60 3 .0a s chottky barrier rectifiers http://www.luguang.cn mail:lge@luguang.cn
0 16 32 48 64 80 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 11 0 100 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,instantaneousreversecurrent(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 sr320-SR340 sr350-sr360 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 3 20- 3 60 3 .0a s chottky barrier rectifiers http://www.luguang.cn mail:lge@luguang.cn
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