20.0 amp schottky barrier rectifiers maximum ratings and electrical chara cteristics rating 25 c ambient temperature uniess otherwies specified. single phase half wave, 60hz, resistive or inductive load.for capacitive load, derate current by 20%. type number maximum recurrent peak reverse voltage maximum rms voltage maximum dc blocking voltage maximum average forward rectified current see fig. 1 fea tures mechanical da t a peak forward surge current, 8.3 ms single half sine-wave superimposed on rated load (jedec method) maximum instantaneous forward voltage per leg at 10.0a maximum dc reverse current ta=25 c at rated dc blocking voltage t a=100 c 20 150 2.0 a a notes: 1. thermal resistance junction to case. * low forward voltage drop * high current capability * high reliability * high surge current capability * epitaxial construction * case: molded plastic * epoxy: ul 94v-0 rate flame retardant * lead: lead solderable per mil-std-202, method 208 guranteed * polarity: as marked * mounting position: any * weight: 2.24 grams SR2020CT thru sr2060ct vol t age range 20 to 60 volts current 20.0 amperes units typical thermal resistance r q jc (note 1) sr2020 sr2030 sr2035 sr2040 sr2045 sr2050 sr2060 ct ct ct ct ct ct ct -65 +150 c c /w operating storage temperature range t stg temperature range t j to-220 dimensions in inches and (millimeters) .412 .248 .180 .050 .120 .158 .595 .550 .100 .051 .040 .108 (10.5) (6.3) (4.6) (1.27) (3.05) (4.0) (15.1) (14.0) (2.54) (1.3) (1.0) (2.75) max. max. max. min. max. max. 3.8 +.2 hole thru f + pin 1 pin 3 pin 2 case v v v 14 21 24 28 31 35 42 20 30 35 40 45 50 60 20 30 35 40 45 50 60 10 100 v ma ma 0.65 0.75 -65 +125 -65 +150 c
rating and characteristic curves (SR2020CT thru sr2060ct) fig.4-maximum non-repetitive forward surge current p e a k f o r w a r d s u r g e c u r r e n t , ( a ) .1 1.0 10 100 fig.3 - typical reverse characteristics r e v e r s e l e a k a g e c u r r e n t , ( m a ) percent of rated peak reverse volt age,(%) 0 20 40 60 80 100 120 140 .01 tj=75 c tj=25 c fig.1-typical forward current dera ting curve 0 60 30 90 150 120 number of cycles at 60hz 1 10 5 50 100 tj=25 c 8.3ms single half sine wave jedec method 5 10 15 20 25 30 s r 2 0 2 0 c t ~ s r 2 0 4 5 c t s r 2 0 5 0 c t ~ s r 2 0 6 0 c t a v e r a g e f o r w a r d c u r r e n t , ( a ) 0 0 20 40 60 80 100 120 140 160 180 200 case temperature,( c) 0.1 1.0 .01 10 50 fig.2-typical forward characteristics i n s t a n t a n e o u s f o r w a r d c u r r e n t , ( a ) forward volt age,(v) pulse width 300us 1% duty cycle .1 .2 .3 .4 .5 .6 .7 .8 5.0 tj=25 c s r 20 20 c t ~ s r 20 45 c t s r 20 50 c t ~ s r 20 60 c t
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