31df2 thru 31DF4 glass passivated ultrafast recovery rectifier 200v-400v 3.0a 1 of 2 web site: www.taychipst.com features e-mail: sales@taychipst.com maximum ratings and electrical characteristics mechanical data cas e:jedec do--27,m olded plas tic polarity: color band denotes cathode weight: 0.041ounces,1.15 grams mounting position: any terminals: axial lead ,solderable per mil-std202,method 208 * * * * * high current capability the plastic material carries u/l recognition 94 v-0 terminals: axial leads polarity: color band denotes cathode peak recurrent reverse voltage forward current at tamb = 40 ? recurrent peak forward current 8.3 ms. peak forward surge current v rrm i f(av) i frm i fsm 3 a 15 a 90 a t j t stg operating temperature range storage temperature range ?65 to + 150 ? ?65 to + 150 ? electrical characteristics at tamb = 25 ? v f max. forward voltage drop at i f = 3 a i r 10 a max. reverse current at v rrm t rr reverse recovery time from 30 ns 31DF4 400 v i f = 0.5 a ; i r = 1 a ; i rr = 0.25 a r thj-a max. thermal resistance ( l = 10 mm.) 30 ?/w at 25 ? (jedec method) 1.25 v 31df2 200 v 0.98 v type
31df2 thru 31DF4 ratings and characteristic curves 31df2 thru 31DF4 2 of 2 web site: www.taychipst.com e-mail: sales@taychipst.com forward current derating curve typical forward characteristic tamb, ambient temperature (c) 10 mm. - 10 mm. 0 50 175 0 25 75 150125100 t = 25 ? j maximum non repetitive peak forward surge current 40 20 0 1 number of cycles at 60 hz. 60 1 2 3 4 0.2 0.6 1.0 1.4 1.8 2.6 3.0 10 2 1 10 -1 10 -2 10 2 4 6 10 100604020 100 80 v , instantaneous forward voltage (v) f 2.2 5 31df2 31DF4 glass passivated ultrafast recovery rectifier 200v-400v 3.0a
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