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| HER301 THRU HER308 3.0 AMP HIGH EFFICIENCY RECTIFIERS VOLTAGE RANGE 50 to 1000 Volts CURRENT FEATURES * Low forward voltage drop * High current capability * High reliability * High surge current capability * High speed switching 3.0 Amperes DO-27 .220(5.6) .197(5.0) DIA. 1.0(25.4) MIN. MECHANICAL DATA * Case: Molded plastic * Epoxy: UL 94V-0 rate flame retardant * Lead: Axial leads, solderable per MIL-STD-202, method 208 guranteed * Polarity: Color band denotes cathode end * Mounting position: Any * Weight: 1.10 grams .375(9.5) .285(7.2) .052(1.3) .048(1.2) DIA. 1.0(25.4) MIN. Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating 25 C ambient temperature uniess otherwies specified. Single phase half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%. TYPE NUMBER Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current .375"(9.5mm) Lead Length at Ta=50 C Peak Forward Surge Current, 8.3 ms single half sine-wave superimposed on rated load (JEDEC method) Maximum Instantaneous Forward Voltage at 3.0A Maximum DC Reverse Current Ta=25 C at Rated DC Blocking Voltage Ta=100 C Maximum Reverse Recovery Time (Note 1) Typical Junction Capacitance (Note 2) Operating and Storage Temperature Range TJ, TSTG NOTES: HER301 HER302 HER303 HER304 HER305 HER306 HER307 HER308 UNITS V V V A A V mA mA nS pF C 50 35 50 100 70 100 200 140 200 300 210 300 3.0 150 1.3 10 200 400 280 400 600 420 600 800 560 800 1000 700 1000 1.0 1.85 50 -65 75 +150 70 1. Reverse Recovery Time test condition: IF=0.5A, IR=1.0A, IRR=0.25A 2. Measured at 1MHz and applied reverse voltage of 4.0V D.C. RATING AND CHARACTERISTIC CURVES (HER301 THRU HER308) FIG.1-TYPICAL FORWARD CHARACTERISTICS AVERAGE FORWARD CURRENT,(A) FIG.2-TYPICAL FORWARD CURRENT DERATING CURVE 3.0 2.5 2.0 1.5 1.0 0.5 0 0 Single Phase Half Wave 60Hz Resistive Or Inductive Load 0.375"(9.5mm) Lead Length 10 03 ~H ER 3 05 ~H ER 3 INSTANTANEOUS FORWARD CURRENT,(A) 01 HE R3 04 R3 1.0 .1 Tj=25 C Pulse Width 300us 1% Duty Cycle HE H ER 30 6~ H ER 30 8 25 50 75 100 125 150 175 AMBIENT TEMPERATURE ( C) .01 FIG.4-MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT PEAK FORWARD SURGE CURRENT,(A) .001 .4 .6 .8 1.0 1.2 1.4 1.6 1.8 150 FORWARD VOLT AGE,(V) 120 FIG.3- TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTICS 50W NONINDUCTIVE 10W NONINDUCTIVE 90 Tj=25 C 8.3ms Single Half Sine Wave JEDEC method 60 (+) 25Vdc (approx.) () 1W NONINDUCTIVE OSCILLISCOPE (NOTE 1) D.U.T. () PULSE GENERATOR (NOTE 2) (+) 30 0 1 5 10 50 100 NUMBER OF CYCLES AT 60Hz NOTES: 1. Rise Time= 7ns max., Input Impedance= 1 megohm.22pF. 2. Rise Time= 10ns max., Source Impedance= 50 ohms. FIG.5-TYPICAL JUNCTION CAPACITANCE 175 trr +0.5A | | | | | | | | JUNCTION CAPACITANCE,(pF) 150 125 100 75 50 25 0 -0.25A -1.0A 1cm SET TIME BASE FOR 50 / 10ns / cm 0 .01 .05 .1 .5 1 5 10 50 100 REVERSE VOLTAGE,(V) |
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