patented* ? GP20A thru gp20j vishay semiconductors formerly general semiconductor document number 88639 www.vishay.com 15-mar-02 1 glass passivated junction rectifiers reverse voltage 50 to 600v forward current 2.0a maximum ratings & thermal characteristics ratings at 25c ambient temperature unless otherwise specified. parameter symbol GP20A gp20b gp20d gp20g gp20j unit maximum repetitive peak reverse voltage v rrm 50 100 200 400 600 v maximum rms voltage v rms 35 70 140 280 420 v maximum dc blocking voltage v dc 50 100 200 400 600 v maximum average forward rectified current 0.375" (9.5mm) lead length at t a = 55c i f(av) 2.0 a peak forward surge current 8.3ms single half sine wave i fsm 65 a superimposedon rated load (jedec method) maximum full load reverse current, full cycle i r(av) 100 a average, 0.375" (9.5mm) lead length at t a = 55c typical thermal resistance (1) r ja 25 r jl 10 c/w operating junction and storage temperature range t j , t stg ?65 to +175 c electrical characteristics ratings at 25c ambient temperature unless otherwise specified. maximum instantaneous forward voltage at 2.0a v f 1.2 1.1 v maximum dc reverse currentt a =25c at rated dc blocking voltaget a =125c i r 5.0 a typical reverse recovery time at i f = 0.5a, i r = 1.0a, i rr = 0.25a t rr 5.0 s typical junction capacitance at 4.0v, 1mhz c j 40 pf note: (1) thermal resistance from junction to ambient and from junction to lead at 0.375? (9.5mm) lead length, p.c.b. mounted case style gp20 features plastic package has underwriters laboratories flammability classification 94v-0 high temperature metallurgically bonded construction cavity-free glass passivated junction capable of meeting environmental standards of mil-s-19500 2.0 ampere operation at t a =55c with no thermal runaway typical i r less than 0.1 a high temperature soldering guaranteed: 350c/10 seconds, 0.375" (9.5mm) lead length, 5 lbs. (2.3kg) tension mechanical data case: molded plastic over glass body terminals: plated axial leads, solderable per mil-std-750, method 2026 polarity: band denotes cathode end mounting position: any weight: 0.03 oz., 0.8 g 0.210 (5.3) 0.190 (4.8) dia. 0.042 (1.07) 0.037 (0.94) dia. 1.0 (25.4) min. 0.375 (9.5) 0.285 (7.2) 1.0 (25.4) min. * glass-plastic encapsulation technique is covered by patent no. 3,996,602 and brazed-lead assembly by patent no. 3,930,306 dimensions in inches and (millimeters)
GP20A thru gp20j vishay semiconductors formerly general semiconductor www.vishay.com document number 88639 2 15-mar-02 ratings and characteristic curves (t a = 25c unless otherwise noted) 0 25 50 100 75 125 150 175 0 0.5 1.0 1.5 2.0 1 10 100 10 20 40 60 100 0.4 0.6 0.8 1.0 1.2 1.4 1.6 10 1 0.1 0.01 1 10 100 10 100 0 20 40 60 80 100 0.01 0.1 1 10 20 average forward current (a) peak forward surge current (a) fig 3 ?typical instantaneous forward characteristics fig 2 ?maximum non-repetitive peak forward surge current fig 4 ?typical reverse characteristics fig 5 ?typical junction capacitance t j = 25 ? c f = 1.0 mhz vsig = 50mvp-p instantaneous forward current (a) junction capacitance (pf) ambient temperature, c number of cycles at 60hz percent of rated peak reverse voltage (%) instantaneous forward voltage (v) reverse voltage (v) 0.375" (9.5mm) lead length 60 hz resistive or inductive load t j = t j max 8.3ms single half sine-wave (jedec method) pulse width = 300 s 1% duty cycle fig 1 ?forward current derating curve instantaneous reverse current ( a) t j = 125 c t j = 150 c t j = 25 c fig. 6 ?typical transient thermal impedance 0.01 0.1 1 10 100 t -- pulse duration (sec) 0.1 10 100 1 transient thermal impedance ( c/w) t j = 25 c t j = 75 c
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