HER305

HER301 thru HER308 HIGH EFFICIENCY RECTIFIER CHENG- YI ELECTRONIC HIGH EFFICIENCY RECTIFIER VOLTAGE RANGE -50 to 1000 Volts CURRENT-3.0 Amperese DO-214AD FEATURES Low power loss, high dffciency Low leakage Low forward voltage drop High current capability High speed switching High current surge High reliability 1.0(25.4) MIN. .052(1.3) DIA. .048(1.2) .375(9.5) .335(8.5) .220(5.6) DIA. .197(5.0) 1.0(25.4) MIN. MECHANICAL DATA Case:Molded plastic Epoxy:UL94V-0 rate flame retardant Lead:MIL-STD-202E method 208C quaranted Mounting position:Any Weigh:1.20 grams MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 250C ambient temperature unless otherwise specified. Signle phase, half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%. MAXIMUM RATINGS ( At TA=250C unless otherwise noted) RATINGS Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current .375" (9.5mm) lead length @TA=500C Peak Forward Surge Current, 8.3 ms single half sine-wave superimposed on rated load (JEDEC method) Typical Junction Capacitance (Note 2) Operating and Storage Temperature Range 0 SYMBOL HER301 HER302 HER303 HER304 HER305 HER306 HER307 HER308 VRRM VRMS VDC IO 50 35 50 100 70 100 200 140 200 300 210 300 3.0 400 280 400 600 420 600 800 560 800 1000 700 1000 UNITS Volts Volts Volts Amps IFSM CJ TJ TSTG 200 70 -65 to +150 150 50 Amps pF 0 C ELECTRICAL CHARACTERISTICS ( At TA=25 C unless otherwise noted) CHARACTERISTICS Maximum Instantaneous Forward Voltage at 3.0A DC Maximum DC Reverse Current at Rated DC Blocking Voltage @TA=250C SYMBOL HER301 HER302 HER303 HER304 HER305 HER306 HER307 HER308 VF IR 1.0 1.3 10 1.85 UNITS Volts uAmps Maximum Full Load Reverse Current Average, Full Cycle .375, (9.5mm) Lead Length at @T L=550C Maximum Reverse Recovery Time (Note1) trr 50 150 70 uAmps nSec Notes : 1.Test Condition: IF=0.5A, IR=1.0A, IRR=0.25A 2.Measured at 1 MHz and applied reverse voltage of 4.0 volts HER301 thru HER308 HIGH EFFICIENCY RECTIFIER CHENG- YI ELECTRONIC RATING AND CHARACTERISTICS CURVES HER301 THRU HER308 Fig.1 - TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC +0.5A () D.U.T. PULSE GENERATOR (NOTE 2) Fig. 2 - TYPICAL FORWARD CURRENT DERATING CURVE AVERAGE FORWARD CURRENT, (A) 50 NONINDUCTIVE (+) 25 Vdc (approx.) () 1 NONINDUCTIVE 10 NONINDUCTIVE trr 6 5 4 3 2 1 0 -0.25 SINGLE PHASE HALF WAVE 60Hz RESISTIVE OR INOUCTIVE LOAD OSCILLOSCOPE (NOTE 1) (+) -1.0A 1cm NOTES : 1. Rise Time=7ns max., Input Impedance= 1 megohm, 22pF . 2. Rise Time=10ns max., Source Impedance= 50 ohms. SET TIME BASE FOR 10 /20 ns/cm 0 25 50 75 100 125 150 175 AMBIENT TEMPERATURE, 0C Fig.3 - TYPICAL REVERSE CHARACTERISTICS 1000 Fig. 4 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 100.0 INSTANTANEOUS REVERSE CURRENT, ( A) 1 00 50/ 0V 60 80 30 0 TJ=100C 1.0 1.0 0 TJ=25C TJ = 250C 0.1 .1 Pulse Width-300 s 1% DUTY CYCLE .01 .2 .4 .6 .8 1.0 1.2 1.4 1.6 1.8 .01 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE, (%) INSTANTANEOUS FORWARD VOLT AGE, VOLTS Fig.5 -MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT 300 200 8.3ms Single Half Sine Wave JEDEC Method Fig.6 - TYPICAL JUNCTION CAPACIT ANCE JUNCTION CAPACITANCE, pF PEAK FORWARD SURGE CURRENT, (A) 100 60 40 20 10 6 4 2 1 .1 .2 .4 1.0 2 4 TJ = 250C HER HER 0/ 10 301 00 10 V 0 TJ=150C 0 /4 00 V 10.0 /2 0 0V 100 INSTANTANEOUS FORWARD CURRENT, AMPERES ~HE 200 R30 5 306~ HER 308 100 HER301~HER305 0 1 HER306~HER308 10 20 40 100 10 100 1000 REVERSE VOLTAGE, (V) NUMBER OF CYCLES AT 60 Hz