HER208

BL GALAXY ELECTRICAL HIGH EFFICIENCY RECTIFIER FEATURES 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 HER201--- HER208 VOLTAGE RANGE: 50 --- 1000 V CURRENT: 2.0 A DO - 15 MECHANICAL DATA Case: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 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 201 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 202 203 204 205 206 207 208 100 70 100 200 140 200 300 210 300 2.0 400 280 400 600 420 600 800 560 800 1000 700 1000 V V V A VRRM VRMS VDC IF(AV) 50 35 50 Peak forw ard surge current 8.3ms single half-sine-w ave superimposed on rated load @TJ =125 IFSM 60.0 A Maximum instantaneous forw ard voltage @ 2.0 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 f rom junction to ambient. Document Number 0262004 BLGALAXY ELECTRICAL 1. RATINGS AND CHARACTERISTIC CURVES HER201 --- HER208 FIG.1 -- TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC 50 N 1. 10 N 1. trr +0.5A D.U.T. 0 (+) 25VDC (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 10/20 ns/cm FIG.2 -- TYPICAL FORWARD CHARACTERISTIC INSTANTANEOUS FORWARD CURRENT 100 10 FIG.3 -- FORWARD DERATING CURVE z 3 0 0 \4 0 0 V AVERAGE FORWARD CURRENT 2.0 TJ =25 P u ls e W id th = 3 0 0 µ S AMPERES 1 .0 5 0 \1 0 0 \2 0 0 V 6 0 0 \8 0 0 \1 0 0 0 V AMPERES 1.0 Single Phase Half Wave 60HZ Resistive or Inductive Load 0.375"(9.5mm)Lead Length 0 .1 0 .0 4 0 .0 0 1 0 0 0 25 50 75 100 125 150 175 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2 INSTANTANEOUS FORWARD VOLTAGE, VOLTS A MBIENT TEMPERATURE, FIG.4 -- TYPICAL JUNCTION CAPACITANCE 200 100 FIG.5 -- PEAK FORWARD SURGE CURRENT PEAK FORWARD SURGE CURRENT HER201-HER205 JUNCTION CAPACITANCE,pF 60 50 40 TJ =25 8.3ms Single Half Sine-Wave 60 40 20 10 6 4 　　　　 TJ=25 HER206-HER208 AMPERES 30 20 10 0 1 5 10 2 1 0.1 0.2 0.4 1 2 50 100 4 10 20 40 100 REVERSE VOLTAGE,VOLTS NUMBER OF CYCLES AT 60Hz www.galaxycn.com Document Number 0262004 BLGALAXY ELECTRICAL 2.