yenyo dimensions in inches and (millimeters) maximum ratings and electrical characteristics for capacitive load, derate current by 20%. single phase, half wave, 60hz, resistive or inductive load. rating at 25 o c ambient temperature unless otherwise specified. notes : -55 to +150 do-201ad 31GF4 thru 31gf6 voltage range 400 to 600 v current 3.0 ampere glass passivated efficient fast recovery rectifier symbol v rrm v rms v dc if (av) i fsm v f i r trr c j t j , t stg 31GF4 31gf6 400 280 400 600 480 600 3.0 5.0 125 1.25 1.6 30 150 60 50 unit v v v v a a ua ua o c pf o cw ns maximum recurrent peak reverse voltage maximum rms voltage maximum dc blocking voltage maximum average forward rectified peak forward surge current, 8.3ms single maximum instantaneous forward voltage maximum dc reverse current @t j =25 o c typical junction capacitance (note 2) operating junction and storage current t l =55 o c half sine-wave superimposed on rated load (jedec method) @ 3.0 a at rated dc blocking voltage @t j =125 o c maximum reverse recovery time (note 1) maximum thermal resistance (note 3) features ? l o w forward voltage drop ? fast switching for high efficiency ? high current capability ? case: molded plastic do-201ad ? high surge current capability ? weight: 1.1 grams ? polarity:color band denotes cathode method 208a ? mounting position: any ? terminals: solderable per mil-std-202 mechanical data ? low reverse leakage current r ja temperature range (1) reverse recovery test conditions i f = 0.5a, i r = 1.0a, irr = 0.25a. (2) measured at 1.0 mhz and applied reverse voltage of 4.0 volts dc. (3) thermal resistance junction to lead. ? epoxy: ul 94v-0 rate flame retardant 1 / 2 r1, may-12 1.0(25.4) min. 1.0(25.4) min. .375(9.5) .285(7.2) .052(1.3) .048(1.2) dia. .210(5.3) .190(4.8) dia. paramter
ratings and characteristic curves 31GF4 thru 31gf6 fig.1 - forward current derating curve fig.3 - typical instantaneous forward characteristics average forward rectified current, amperes 3.0 1.5 1.0 0.5 2.0 2.5 iinstantaneous forward current, amperes 0.1 1.0 10 0.01 0.6 0.4 0.8 1.0 1.2 1.4 1.6 1.8 0 0 50 100 150 lead temperature, o c instantaneous forward voltage, volts fig.2 - maximum non-repetitive peak forward surge current peak forward surge current, amperes number of cycles at 60hz 0 25 50 75 100 125 1 10 100 fig.4 - typical reverse characteristics percent of rated peak reverse voltage,% instantaneous reverse current, microamperes 0.1 0 1 10 1000 100 20 40 60 80 100 fig.5 - typical junction capacitance reverse voltage, volts 0.1 10 junction capacitance, pf 1000 1.0 4.0 10 100 100 60 hz resistive or inductive load pulse width 8.3ms single half-sire-wave (jedec method) t j =25 o c pulse width=300us 1% duty cycle t j =125 o c t j =25 o c t j = 25 o c f = 1.0 mhz vsig = 50mvp-p 31GF4 31gf6 yenyo technology co., ltd. 2 / 2 r1, may-12
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