HER303G

BL FEATURES Low cost GALAXY ELECTRICAL HER301G---HER308G VOLTAGE RANGE: 50 --- 1000 V CURRENT: 3.0 A GLASS PASSIVATED RECTIFIER DO - 27 Glass passivated junction Low leakage Low forward voltage drop High current capability Easily cleaned with Freon,Alcohil,Isopropanop 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: 0.041ounces,1.15grams 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 301G Maximum recurrent peak reverse voltage Maximum RMS voltage Maximum DC blocking voltage Maximum average forward rectified current 9.5mm lead length, @TA=75 HER 302G 100 70 100 HER 303G 200 140 200 HER 304G 300 210 300 3.0 HER 305G 400 280 400 HER 306G 600 420 600 HER 307G 800 560 800 HER UNITS 308G 1000 700 1000 V V V A VRRM VRMS VDC IF(AV) 50 35 50 Peak forward surge current 8.3ms single half-sine-wave superimposed on rated load @TJ=125 IFSM 200.0 150.0 A Maximum instantaneous forward voltage @3.0 A Maximum reverse current @TA=25 (Note1) (Note2) (Note3) VF IR trr CJ RθJA TJ TSTG 1.0 1.3 10.0 150.0 50 70 30.0 - 55---- +175 - 55---- + 175 1.7 V A at rated DC blocking voltage @TA=100 Maximym reverse capacitance Typical junction capacitance Typical thermal resistance 75 50 ns pF ／Ｗ Operating junction temperature range Storage temperature range NOTE:1. Measured with IF=0.5A, I R=1A, Irr=0.25A. www.galaxycn.com 2. Measured at 1.0MHz and applied reverse voltage of 4.0V 3. Thermal resistance f rom junction to ambient. Document Number 0269010 BLGALAXY ELECTRICAL 1. RATINGS AND CHARACTERISTIC CURVES FIG.1 --FORWARD DERATING CURVE AVERAGE FORWARD CURRENT AMPERES 6 HER301G---HER308G 5 4 Single Phase Half Wave 60HZ Resistive or Inductive Load 3 2 1 0 0 25 50 75 100 125 150 175 AMBIENT TEMPER ATURE, FIG.2 --TYPECAL REVERSE CHARACTERISTICS 1000 FIG.3--TYPECAL FORWARD CHARACTERISTICS INSTANTANEOUS FORWARD CURRENT AMPERES 100 INSTANTANEOUS REVERSE CURRENT AMPERES 100 50/100/200V 300/400V 10 　　　　 T J =50 10 　　　　 T J =50 1 1.0 600/800/1000V 　　　　 T J =25 0.1 .1 TJ=50 PULSE WIDTH=300uS .01 .01 0 20 40 60 80 100 120 140 0 .2 .4 .6 .8 1.0 1.2 1.4 1.6 1.8 PERCENT OF RATED PEAK REVERSE VOLTAGE, FIG.4--PEAK FORWARD SURGE CURRENT INSTANTANEOUS FORWARD VOLTAGE,VOLTS FIG.5--TYPICAL JUNCTION CAPACITANCE PEAK FORWARD SURGE CURRENT AMPERES JUNCTION CAPACITANCE,pF 200 100 60 40 20 10 6 4 2 1 .1 TJ=25 HER306G-HER308G HER301G-HER305G 300 8.3ms Single Half Sine-Wave (JEDE METHOD) 200 HER301G-HER305G 100 HER306G-HER308G 0 1 10 100 1000 .2 .4 1.0 2 4 10 20 40 100 NUMBER OF CYCLES AT 60 Hz REVERSE VOLTAGE,VOLTS www.galaxycn.com Document Number 0269010 BLGALAXY ELECTRICAL 2.