HER501 thru HER508 REVERSE VOLTAGE - 50 to 1000 Volts FORWARD CURRENT - 5.0 Amperes HIGH EFFICIENCY RECTIFIERS DO- 27 FEATURES ● Low cost ● Diffused junction .052(1.3) .048(1.2) DIA. ● Ultra fast switching for high efficiency 1.0(25.4) MI ● Low reverse leakage current ● Low forward voltage drop ● High current capability ● The plastic material carries UL recognition 94V-0 210 .375(9.5) .335(8.5) .220(5.6) .197(5.0) DIA MECHANICAL DATA 1.0(25.4) MI ●Case: JEDEC DO-27 molded plastic ●Polarity: Color band denotes cathode ●Weight: 0.04 ounces , 1.1 grams ●Mounting position: Any Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating at 25℃ ambient temperature unless otherwise specified. Single phase, half wave ,60Hz, resistive or inductive load. For capacitive load, derate current by 20% CHARACTERISTICS SYMBOL HER501 HER502 HER503 HER504 HER505 HER506 HER507 HER508 Maximum Recurrent Peak Reverse Voltage VRRM 50 Maximum RMS Voltage VRMS VDC Maximum DC Blocking Voltage Maximum Average Forward Rectified Current @TA =55 ℃ 100 200 300 400 600 800 35 70 140 210 280 420 50 100 200 300 400 600 UNIT 1000 V 560 700 V 800 1000 V I(AV) 5.0 A IFSM 200 A Peak Forward Surage Current 8.3ms Single Half Sine-Wave Super Imposed on Rated Load(JEDEC Method) Peak Forward Voltage at 5.0A DC 1.0 VF Maximum DC Reverse Current @TJ=25℃ at Rated DC Blocking Voltage @TJ=100℃ Maximum Reverse Recovery Time (Note1) Typical Junction Capacitance (Note2) Typical Thermal Resistance (Note3) Operating Temperature Range Storage Temperature Range 1.3 1.7 5.0 IR V uA 100 TRR 50 75 nS CJ 75 50 pF RθJA 20 ℃/W TJ -50 to +125 ℃ TSTG -50 to +150 ℃ NOTES: 1.Measured with IF=0.5A，IR=1A ，IRR=0.25A 2.Measured at 1.0 MHz and applied reverse voltage of 4.0V DC 3.Thermal resistance junction to ambient ~ 97 ~ RATING AND CHARACTERTIC CURVES HER501 thru HER508 FIG. 1 –TYPICAL FORWARD CURRENT DERATING CURVE FLG.2 –TYPICAL REVERSE CHARACTERISTICS 1000 6.0 AVERAGE FORWARD CURRENT AMPERES 5.0 INSTANTANEOUS REVESE CURRENT, (μA) SINGLE PHASE HALF WAVE 60Hz RESISTIVE OR INDUCTIVE LOAD 4.0 3.0 2.0 1.0 0 0 25 50 75 100 125 150 175 AMBIENT TEMPERATURE (℃) FIG. 4 – MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT 100 T J = 150° C 10 T J = 100°C 1.0 T J = 25°C 0.1 0.01 20 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE,(%) FIG.3-TYPICAL INTANTANEOUS FORWARD CHARACTERICS 150 100 HER505 10 0 10 1 100 1000 NUMBER OF CYCLES AT 60Hz FIG.5 – TYPICAL JUNCTION CAPACITANCE 1000 200 CAPACITANCE, (pF) 40 8.3ms SINGLE HALF-SINE -WAVE (JEDEC METHOD) INSTANTANEOUS FORWARD CURRENT, (A) PEAK FORWARD SURGE CURRENT, (A) 200 10 1.0 HER506-HER508 T J = 25°C 0.1 PULSE WIDTH 300us 1% DUTY CYCLE 0.01 HER501 - HER505 100 HER501-HER504 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 INSTANTANEOUS FORWARD VOLTAGE,(V) HER506 - HER508 10 T J = 25°C 1 0.1 1.0 10 100 REVERSE VOLTAGE ,(V) ~ 98 ~ 1.8