BL GALAXY ELECTRICAL HER501--- HER508 VOLTAGE RANGE: 50 --- 1000 V CURRENT: 5.0 A HIGH EFFICIENCY RECTIFIER FEATURES DO - 27 Low cost Low leakage Low forward voltage drop High current capability Easily cleaned with alcohol,Isopropanol and similar solvents The plastic material carries U/L recognition 94V-0 MECHANICAL DATA Case:JEDEC DO - 27,molded plastic Terminals: Axial lead ,solderable per MIL- STD-202,method 208 Polarity: Color band denotes cathode Weight: 0.041 ounces,1.15 grams Mounting position: Any 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%. HER 501 HER HER HER HER HER HER HER UNITS 502 503 504 505 506 507 508 Maximum recurrent peak reverse voltage V RRM 50 100 200 300 400 600 800 1000 V Maximum RMS voltage V RMS 35 70 140 210 280 420 560 700 V Maximum DC blocking voltage V DC 50 100 200 300 400 600 800 1000 V Maximum average forw ard rectified current 9.5mm lead length, @TA =75 5.0 IF(AV) A Peak forw ard surge current IFSM 8.3ms single half-sine-w ave superimposed on rated load at rated DC blocking voltage 150.0 A 1.7 V @TJ =125 Maximum instantaneous forw ard voltage @ 5.0 A Maximum reverse current 200.0 @TA=25 @TA =100 VF 1.0 1.3 10.0 IR A 150.0 Maximum reverse recovery time (Note1) trr 50 70 ns Typical junction capacitance (Note2) CJ 70 50 pF Typical thermal resistance (Note3) RθJA 20 TJ - 55 ---- + 150 TSTG - 55 ---- + 150 Operating junction temperature range Storage temperature range /W www.galaxycn.com NOTE: 1. Measured with I F =0.5A, I R=1A, I rr=0.25A. 2. Measured at 1.0MHz and applied rev erse v oltage of 4.0V DC. 3.Thermal resistance junction to ambient. Document Number 0262006 BLGALAXY ELECTRICAL 1. RATINGS AND CHARACTERISTIC CURVES HER501 --- HER508 FIG.1 -- TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC trr 10 N 1. 50 N 1. +0.5A D.U.T. 0 PULSE GENERATOR (NOTE2) (+) 25VDC (approx) (-) -0.25A OSCILLOSCOPE (NOTE1) 1 NONINDUCTIVE -1.0A 1cm NOTES:1.RISE TIME = 7ns MAX.INPUT IMPEDANCE = 1M .22pF. JJJJJ2.RISE TIME =10ns MAX.SOURCE IMPEDANCE=50 . SET TIME BASE FOR 10/20 ns/cm 3 0 0 \4 0 0 V TJ=25 P u ls e W id t h = 3 0 0 µ S 10 5 0 \1 0 0 \2 0 0 V 6 0 0 \8 0 0 \1 0 0 0 V 1 0 .1 0 0 .2 0 .4 0 .6 0 .8 1 1 .2 1 .4 1 .6 1 .8 2 5.0 4.0 Single Phase Half Wave 60HZ Resistive or Inductive Load 0.375"(9.5mm)LEAD LENGTH 2.0 1.0 0 0 25 HER506-HER508 20 10 6 4 HER501-HER505 2 1 0.4 1 2 4 REVERSE VOLTAGE,VOLTS 10 20 40 100 125 150 175 100 200 TJ=25 8.3ms Single Half Sine-Wave AMPERES 40 PEAK FORWARD SURGE CURRENT 60 0.2 75 FIG.5 -- PEAK FORWARD SURGE CURRENT 200 100 0.1 50 AMBIENT TEMPERATURE, FIG.4 -- TYPICAL JUNCTION CAPACITANCE JUNCTION CAPACITANCE,pF 3.0 INSTANTANEOUS FORWARD VOLTAGE, VOLTS TJ=25 z 6.0 AMPERES AVERAGE FORWARD CURRENT FIG.3 -- FORWARD DERATING CURVE 100 AMPERES INSTANTANEOUS FORWARD CURRENT FIG.2 -- TYPICAL FORWARD CHARACTERISTIC HER501-HER505 100 HER506-HER508 0 1 50 1 50 100 NUMBER OF CYCLES AT 60Hz www.galaxycn.com Document Number 0262006 BLGALAXY ELECTRICAL 2.