1n4245gp thru 1n4249gp vishay semiconductors document number 88506 www.vishay.com 15-jan-02 1 glass passivated junction rectifiers reverse voltage 200 to 1000v forward current 1.0a patented* maximum ratings & thermal characteristics ratings at 25? ambient temperature unless otherwise specified. parameter symbol 1n 1n 1n 1n 1n unit 4245gp 4246gp 4247gp 4248gp 4249gp * maximum repetitive peak reverse voltage v rrm 200 400 600 800 1000 v * maximum rms voltage v rms 140 280 420 560 700 v * maximum dc blocking voltage v dc 200 400 600 800 1000 v * maximum average forward rectified current 0.375 (9.5mm) lead length at t a = 55 c i f(av) 1.0 a * peak forward surge current 8.3ms single half sine-wave i fsm 25 a superimposed on rated load (jedec method) * maximum full load reverse current, full cycle average 0.375 (9.5mm) lead length at t a = 55 c i r(av) 50 a typical thermal resistance (1) r ja 55 c/w r jl 25 * operating junction temperature range t j 65 to +160 c * storage temperature range t stg 65 to +175 c electrical characteristics ratings at 25? ambient temperature unless otherwise specified. * maximum instantaneous forward voltage at 1.0a v f 1.2 v * maximum reverse current t a = 25 c 1.0 at rated dc blocking voltage t a = 125 c i r 25 a typical junction capacitance at 4.0v, 1mhz c j 8.0 pf note: (1) thermal resistance from junction to ambient at 0.375 (9.5mm) lead length, p.c.b. mounted *jedec registered values 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 ?1.0 ampere operation at t a = 55? with no thermal runaway high temperature soldering guaranteed: 350?/10 seconds, 0.375" (9.5mm) lead length, 5 lbs. (2.3kg) tension mechanical data case: jedec do-204al, molded plastic over glass body terminals: plated axial leads, solderable per mil-std-750, method 2026 polarity: color band denotes cathode end mounting position: any weight: 0.012 oz., 0.3 g 0.107 (2.7) 0.080 (2.0) 0.034 (0.86) 0.028 (0.71) dia. 1.0 (25.4) min. 1.0 (25.4) min. 0.205 (5.2) 0.160 (4.1) dia. note: lead diameter is for suffix "e" part numbers 0.026 (0.66) 0.023 (0.58) do-204al (do-41) dimensions in inches and (millimeters) * glass-plastic encapsulation technique is covered by patent no. 3,996,602, and brazed-lead assembly by patent no. 3,930,306
1n4245gp thru 1n4249gp vishay semiconductors www.vishay.com document number 88506 2 15-jan-02 0 0 fig. 1 ?forward current derating curve average forward rectified current (a) ambient temperature ( c) 25 50 75 100 125 150 175 0.2 0.4 0.6 0.8 1.0 60h z resistive or inductive load 0.375" (9.5mm) lead length 0 fig. 2 ?maximum non-repetitive peak forward surge current 1 10 100 number of cycles at 60h z 5.0 10 15 20 25 peak forward surge current (a) t j = t jmax 8.3ms single half sine-wave (jedec method) fig. 3 ?typical instantaneous forward characteristics 0.6 0.8 1.0 1.2 1.4 1.6 1.8 instantaneous forward voltage (v) 0.01 0.1 1 10 instantaneous forward current (a) pulse width = 300 s 1% duty cycle t j = 25 c t j = 150 c 0 fig. 4 ?typical reverse characteristics 0.01 0.1 1 10 instantaneous reverse leakage current ( a) 60 80 100 20 40 percent of rated peak reverse voltage (%) t j = 25 c t j = 100 c fig. 5 ?typical junction capacitance 1 10 100 reverse voltage (v) 1 10 20 junction capacitance (pf) t j = 25 c f = 1.0mh z vsig = 50mvp-p 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) ratings and characteristic curves (t a = 25 c unless otherwise noted)
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