? ? 50 ---1000 v 2.0 a her 201g her 202g her 203g her 204g her 205g her 206g her 207g 50 100 200 400 600 800 50 100 200 400 600 800 35 70 140 280 420 560 45 60 2.0 1.3 5.0 200 her201g ...... her208g her 208g 1000 1000 700 her 201g her 202g her 203g her 204g her 205g her 206g her 207g her 208g 50 75 1.7 1.0 300 300 210 siyu r ??? maximum repetitive peak reverse voltage ? maximum rms voltage ??? maximum dc blocking voltage ? maximum average forward rectified current ?? 8.3ms??? peak forward surge current 8.3 ms single half sine-wave typical thermal resistance o?? operating junction and storage temperature range -55 --- +150 v v v a a /w v rrm v rms v dc i f(av) i fsm r thj-a tj, tstg ?? ta = 25 maximum ratings & thermal characteristics ratings at 25 ambient temperature unless otherwise specified. symbols unit plastic high-efficiency rectifiers reverse voltage 50 to 1000v forward current 2.0a ta= 25 ta=125 ?? i f =0.5a i r =1.0a i rr =0.25a ? v r = 4.0v, f = 1mhz v a ns i r trr maximum reverse current type junction capacitance ta = 25 electrical characteristics ratings at 25 ambient temperature unless otherwise specified. symbols unit max. reverse recovery time v f i f = 2.0a pf 50 30 ? maximum forward voltage c j dachang electronics features ? low reverse leakage ?? high forward surge capability o?? high temperature soldering guaranteed: 260 /10 , 0.375" (9.5mm) ?? 260 /10 seconds, 0.375" (9.5mm) lead length, ?? 5 (2.3kg) 5 lbs. (2.3kg) tension mechanical data : terminals: plated axial leads : ?? polarity: color band denotes cathode end ? : mounting position: any ???rohs? lead and body according with rohs standard ? glass passivated chip 1.0(25.4) min .300(7.6) .230(5.8) 1.0(25.4) min .140(3.6) .104(2.6) dia dia .034(0.9) .028(0.7) do-15 unit inch mm
her201g ...... her208g siyu r i f (a) ?? ? v f (v) ? ta( c ) ? ?? i fsm (a) ? i f(av) (a) ??? characteristic curves typical forward characteristic forward current derating curve i f instantaneous forward current (a) v f instantaneous forward voltage (v) tamb, ambient temperature (c) i f(a) average forward rectified current (a) maximum non repetitive peak forward surge current number of cycles at 60 hz. i fsm peak forward surge current (a) 0.8 1.0 1.2 1.4 1.6 1.7 0.01 0.1 0.2 1 2 10 tj = 25 c her201g-- her203g her206g-- her208g her204g HER205G 10mm 10mm 3.5 3.0 2.5 2.0 1.5 1.0 0.5 0 0 25 50 75 100 125 150 175 10mm 10mm 1 2 4 6 10 20 40 100 80 60 40 20 0 100 dachang electronics
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