- 58 - sr202 thru sr210 2.0 amps. schottky barrier rectifiers voltage range 20 to 100 volts current 2.0 amperes features low forward voltage drop high current capability high reliability high surge current capability mechanical data cases: do-15 molded plastic epoxy: ul 94v-o rate flame retardant lead: axial leads, solderable per mil- std-202, method 208 guaranteed polarity: color band denotes cathode end high temperature soldering guaranteed: 260 o c/10 seconds/.375?,(9.5mm) lead lengths at 5 lbs., (2.3kg) tension weight: 0.4 gram do-15 dimensions in inches and (millimeters) 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% type number symbol sr 202 sr 203 sr 204 sr 205 sr 206 sr 209 sr 210 units maximum recurrent peak reverse voltage v rrm 20 30 40 50 60 90 100 v maximum rms voltage v rms 14 21 28 35 42 63 70 v maximum dc blocking voltage v dc 20 30 40 50 60 90 100 v maximum avera g e forward rectified current see fig. 1 i (av) 2.0 a peak forward surge current, 8.3 ms single half sine-wave superimposed on rated load (jedec method ) i fsm 50 a maximum instantaneous forward voltage@2.0 a v f 0.55 0.70 0.85 v maximum d.c. reverse current @ t a =25 at rated dc blocking voltage @ t a =100 i r 0.5 20 0.1 - ma ma typical thermal resistance (note 1) r ja 75 /w typical junction capacitance (note 2) cj 120 85 65 pf operating junction temperature range t j -65 to +125 -65 to +150 storage temperature range t stg -65 to +150 notes: 1. mount on cu-pad size 10mm x 10mm on p.c.b. 2. measured at 1 mhz and applied reverse voltage of 4.0v d.c.
-59- ratings and characteristic curves (sr202 thur sr210) fig.1- forward current derating curve fig.2- typical forward characteristics fig.3- typical reverse characteristics fig.5- maximum non-repetitive forward surge current fig.4- typical junction capacitance average for ward current . (a) junction cap acitance.(pf) current . (a) instantaneous for ward current . (a) instantaneous reverse current . (ma) 0 25 50 75 100 125 150 175 .1 .3 .5 .7 .9 1.1 1.3 1.5 1.7 1.9 2.1 0 20 40 60 80 100 120 140 1 2 4 6 8 10 20 40 100 60 80 0.1 0.4 1.0 4 10 40 80 0 0.5 1.0 1.5 2.0 0.1 1.0 10 20 0 10 40 30 50 10 20 40 60 100 80 200 400 .001 .01 .10 1.0 10 100 lead temperature. ( c) o percent of rated peak reverse voltage. (%) reverse voltage. (v) forward voltage. (v) number of cycles at 60hz tj=125 c 0 tj=25 c 0 SR205-sr206 SR205-s r206 SR205-sr210 sr202-sr204 sr202-sr204 sr202-sr204 tj=75 c 0 tj=25 o c pulse width=300 s 1% duty cycle sr209-sr210 sr209-sr210
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