- 388 - ars50 / ar50 50.0 amps. high current plastic silicon rectifiers voltage range 50 to 1000 volts current 50.0 amperes features plastic material used carries underwriters laboratory classification 94v-o low cost construction utilizing void-free molded plastic technique low cost diffused junction low leakage high surge capability high temperature soldering guaranteed: 250c for 10 seconds mechanical data case: molded plastic case terminals: plated terminals, solderable per mil- terminals: std-202, method 208 polarity: color ring denotes cathode end weight: 0.07 ounce, 1.8 grams mounting position: any ars ar dimensions in inches and (millimeters) maximum ratings and electrical characteristics rating at 25c ambient temperature unless otherwise specified. single phase, half wave, 60 hz, resistive or inductive load. for capacitive load, derate current by 20% ars 50a ars 50b ars 50d ars 50g ars 50j ars 50k ars 50m type number ar50a ar50b ar50d ar50g AR50J ar50k ar50m units maximum recurrent peak revere voltage 50 100 200 400 600 800 1000 v maximum rms voltage 35 70 140 280 420 560 700 v maximum dc blocking voltage 50 100 200 400 600 800 1000 v maximum average forward rectified current @tc = 135c 50 a peak forward surge current, 8.3 ms single half sine-wave superimposed on rated load (jedec method ) at t j =150c 500 a m aximum i nstantaneous f orward v oltage @ 50a 1.1 v maximum dc reverse current @ tc=25c at rated dc blocking voltage @ tc=100c 5.0 250 ua ua typical reverse recovery time (note 2) 3.0 us typical junction capacitance ( note 1 ) t j =25c 300 pf typical thermal resistance r jc ( note 3 ) 1.0 c/w o perating and storage temperature range t j , t stg -50 to +175 c notes: 1. measured at 1 mhz and applied reverse voltage of 4.0 v d.c. notes: 2. reverse recovery test conditions: i f =0.5a, i r =1.0a, i rr =0.25a notes: 3. thermal resistance from junction to case, singe side cooled.
- 389 - ratings and characteristic curves (ars50 thru ar50) fig.4- typical reverse characteristics instantaneous reverse current .( a) 0 20 40 60 80 100 120 140 0.1 0.6 0.4 0.2 1 6 4 2 10 60 40 20 100 percent of rated peak reverse voltage. (%) tj=100 c 0 tj=25 c 0 fig.5- typical junction capacitance junction cap acitance.(pf) 1 5 2 10 20 50 100 50 100 500 1000 reverse voltage. (v) tj=25 c 0 fig.3- typical forward characteristics instantaneous for ward current . (a) 0.6 1.0 1.4 1.8 2.2 2.6 0.1 1.0 10 100 1000 forward voltage. (v) tj=25 c pulse width-300 s 2% duty cycle 0 fig.2- maximum non-repetitive peak forward surge current peak for ward surge current . (a) 1 2 5 10 20 100 50 500 50 100 1000 number of cycles at 60hz 8.3ms single half sine wave jedec method fig.1- maximum forward current derating curve average for ward current . (a) 125 135 145 155 175 165 0 10 30 20 40 50 60 70 case temperature. ( c) o single phase half wave 60hz resistive or inductive load
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