HER155

BL GALAXY ELECTRICAL HIGH EFFICIENCY RECTIFIER FEATURES Low cost Low leakage Low forward voltage drop H igh current capability Easily cleaned with alcohol,Isopropanol and similar solvents The plastic material carries U/L recognition 94V-0 HER151--- HER158 VOLTAGE RANGE: 50 --- 1000 V CURRENT: 1.5 A DO - 15 MECHANICAL DATA C ase:JEDEC DO--15,molded plastic Terminals: Axial lead ,solderable per MIL- STD-202,Method 208 Polarity: Color band denotes cathode Weight: 0.014 ounces,0.39 grams Mounting position: Any MAXIMUM RATINGS AND ELECTRICAL CHARACTER R atings at 25 ambient temperature unless otherwise specified. Single phase,half wave,60 Hz,resistive or inductive load. For capacitive load,derate by 20%. HER 151 Maximum recurrent peak reverse voltage Maximum RMS voltage Maximum DC blocking voltage Maximum average forw ard rectified current 9.5mm lead length, @TA=75 HER HER HER HER HER HER HER UNITS 152 153 154 155 156 157 158 100 70 100 200 140 200 300 210 300 1.5 400 280 400 600 420 600 800 560 800 1000 700 1000 V V V A VRRM VRMS V DC IF(AV) 50 35 50 Peak forw ard surge current 8.3ms single half-sine-w ave superimposed on rated load @TJ =125 IFSM 50.0 A Maximum instantaneous forw ard voltage @ 1.5 A Maximum reverse current at rated DC blocking voltage Typical reverse recovery time Typical junction capacitance Typical thermal resistance @TA =25 @TA =100 (Note1) (Note2) (Note3) VF IR trr CJ RθJA TJ TSTG 1.0 1.3 5.0 100.0 50 50 50 - 55 ---- + 150 - 55 ---- + 150 1.7 V A 70 30 ns pF /W Operating junction temperature range Storage temperature range NOTE: 1. Measured with I F =0.5A, I R=1A, I rr=0.25A. www.galaxycn.com 2. Measured at 1.0MH Z and applied rev erse v oltage of 4.0V DC. 3.Thermal resistance junction to ambient. Document Number 0262003 BLGALAXY ELECTRICAL 1. RATINGS AND CHARACTERISTIC CURVES HER151 --- HER158 FIG.1 -- TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC trr 50 N 1. 10 N 1. +0.5A D.U.T. 0 (+) 50VDC (approx) (-) 1 NONINDUCTIVE PULSE GENERATOR (NOTE2) OSCILLOSCOPE (NOTE 1) -0.25A -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 20/30 ns/cm FIG.2 -- TYPICAL FORWARD CHARACTERISTIC INSTANTANEOUS FORWARD CURRENT FIG.3 -- FORWARD DERATING CURVE 100 10 3 0 0 \4 0 0 V AVERAGE FORWARD CURRENT 3.0 Single Phase Half Wave 60HZ Resistive or Inductive Load 0.375"(9.5mm)Lead Length TJ=25 P u ls e W id t h = 3 0 0 µ S 1 .0 2.0 AMPERES 6 0 0 \8 0 0 \1 0 0 0 V 0 .1 AMPERES 5 0 \1 0 0 \ 2 0 0 V 1.0 0 .0 1 0 0 .2 0 .4 0 .6 0 .8 1 1 .2 1 .4 1 .6 1 .8 2 0 0 25 50 75 100 125 150 175 INSTANTANEOUS FORWARD VOLTAGE, VOLTS A MBIENT TEMPERATURE, FIG.4 -- TYPICAL JUNCTION CAPACITANCE PEAK FORWARD SURGE CURRENT FIG.5 -- PEAK FORWARD SURGE CURRENT JUNCTION CAPACITANCE,pF 200 100 60 40 HER156-HER158 50 40 TJ=25℃ 8.3ms Single Half Sine-Wave AMPERES 20 10 6 4 　　　　 T J =25 HER151-HER155 30 20 10 0 2 1 0.1 0 .2 0.4 1 2 4 10 20 40 1 00 1 5 10 50 100 REVERSE VOLTAGE,VOLTS NUMBER OF CYCLES AT 60Hz www.galaxycn.com Document Number 0262003 BLGALAXY ELECTRICAL 2.