BL GALAXY ELECTRICAL BR305 - - - BR310 VOLTAGE RANGE: 50 --- 1000 V CURRENT: 3.0 A SILICON BRIDGE RECTIFIERS FEATURES BR3 Rating to 1000V PRV .445(11.31) .405(10.29) Surge overload rating to 50 Amperes peak .150 Ideal for printed circuit board .140 Reliable low cost construction utilizing molded .620(15.71) .580(14.96) plastic technique results in inexpensive product Lead solderable per MIL-STD-202 method 208 .032(.81) .028(.71) .75 A MIN (19) KBPC1 A BR3 270(6.86) 230(4.9) 213(5.4) 193(4.9) inch (mm) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 ambient temperature unless otherwise specified. Single phase,half wave,60 Hz,resistive or inductive load. For capacitive load,derate by 20%. BR305 BR31 BR32 BR34 BR36 BR38 BR310 UNITS Maximum recurrent peak reverse voltage V RRM 50 100 200 400 600 800 1000 V Maximum RMS voltage V RMS 35 70 140 280 420 560 700 V Maximum DC blocking voltage V DC 50 100 200 400 600 800 1000 V Maximum average forw ard Output current @TA =25 IF(AV) 3.0 A IFSM 50.0 A VF 1.1 V 10.0 μA 1.0 mA Peak forw ard surge current 8.3ms single half-sine-w ave superimposed on rated load Maximum instantaneous forw ard voltage @ 1.5 A Maximum reverse current at rated DC blocking voltage @TA =25 @TA =100 Operating junction temperature range Storage temperature range IR TJ - 55 ---- + 125 TSTG - 55 ---- + 150 www.galaxycn.com Document Number 0287032 BLGALAXY ELECTRICAL 1. RATINGS AND CHARACTERISTIC CURVES BR305 - - - BR310 FIG.2 -- FORWARD DERATING CURVE 40 8.3ms Single Half Sine Wave TJ=125 30 20 10 0 1 100 10 AVERAGE FORWARD OUTPUT CURRENT, AMPERES 50 AMPERES PEAK FORWARD SURGE CURRENT, FIG.1 -- PEAK FORWARD SURGE CURRENT 4 3 2 Single Phase Half Wave 60Hz Resistive or Inductive Load 1 0 0 NUMBER OF CYCLES AT 60HZ 1.0 TJ=25 Pulse Width =300uS 0.1 .2 .4 .6 .8 1.0 1.2 75 100 125 150 175 FIG.4 -- TYPICAL REVERSE CHARACTERISTIC INSTANTANEOUS REVERSE CURRENT, MICRO AMPERES INSTANTANEOUS FORWARD CURRENT, AMPERES 10 0 50 AMBIENT TEMPERATURE, FIG.3 -- TYPICAL FORWARD CHARACTERISTIC .01 25 10 TJ=100 1.0 0.1 TJ=25 .01 0 20 40 60 80 100 120 140 1.4 PERCENT OF RATED PEAK REVERSE VOLTAGE INSTANTANEOUS FORWARD VOLTAGE, VOLTS www.galaxycn.com Document Number 0287032 BLGALAXY ELECTRICAL 2.