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| HER201 THRU HER208 2.0 AMPS. High Efficiency Rectifiers Voltage Range 50 to 1000 Volts Current 2.0 Amperes Features Low forward voltage drop High current capability High reliability High surge current capability DO-15 Mechanical Data Cases: Molded plastic Epoxy: UL 94V-O rate flame retardant Lead: Axial leads, solderable per MIL-STD202, method 208 guaranteed Polarity: Color band denotes cathode end High temperature soldering guaranteed: 260oC/10 seconds/.375",(9.5mm) lead lengths at 5 lbs., (2.3kg) tension Weight: 0.40grams Dimension in inches and (Millimeters) Maximum Rating and Electrical Characteristics Rating at 25ambient temperature unless otherwise specified. Single phase, half wave 60 Hz, resistive or inductive load. For capacitive load, derate current by 20% Symbol HER HER HER HER HER HER HER HER Units Type Number Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current .375 (9.5mm) lead length @TA = 55 Peak Forward Surge Current, 8.3 ms single half sine-wave superimposed on rated load (JEDEC method ) Maximum Instantaneous Forward Voltage @ 2.0A Maximum DC Reverse Current @Ta=25 at Rated DC Blocking Voltage @ Ta=100 Maximum Reverse Recovery Time ( Note 1) Typical Junction Capacitance ( Note 2 ) Typical Thermal Resistance ( Note 3 ) VRRM VRMS VDC I(AV) IFSM VF IR 201 202 203 204 205 50 100 200 300 400 35 70 140 210 280 50 100 200 300 400 2.0 60 1.0 1.3 5.0 100 206 600 420 600 207 800 560 800 208 1000 700 1000 V V V A A 1.7 V uA uA Trr 50 Cj 50 60 RJA Operating Temperature Range TJ -65 to +150 Storage Temperature Range TSTG -65 to +150 Notes: 1. Reverse Recovery Test Conditions: IF=0.5A, IR=1.0A, IRR=0.25A 2. Measured at 1 MHz and Applied Reverse Voltage of 4.0 V D.C. 3. Mount on Cu-Pad Size 10mm x 10mm on PCB. 75 35 nS pF /W - 318 - RATINGS AND CHARACTERISTIC CURVES (HER201 THRU HER208) FIG.1- REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM 50W NONINDUCTIVE 10W NONINDUCTIVE +0.5A (-) DUT (+) 50Vdc (approx) (-) PULSE GENERATOR (NOTE 2) 1W NON INDUCTIVE OSCILLOSCOPE (NOTE 1) (+) 0 -0.25A trr FIG.2- MAXIMUM AVERAGE FORWARD CURRENT DERATING AVERAGE FORWARD CURRENT. (A) 3.0 Single Phase Half Wave 60Hz Resistive or Inductive Load 0.375" (9.5mm) Lead Length 2.0 1.0 NOTES: 1. Rise Time=7ns max. Input Impedance= 1 megohm 22pf 2. Rise Time=10ns max. Sourse Impedance= 50 ohms -1.0A 1cm SET TIME BASE FOR 5/ 10ns/ cm 0 0 25 50 75 100 125 150 175 o AMBIENT TEMPERATURE. ( C) FIG.3- TYPICAL REVERSE CHARACTERISTICS 1000 FIG.4- TYPICAL FORWARD CHARACTERISTICS 100 INSTANTANEOUS REVERSE CURRENT. ( A) 100 INSTANTANEOUS FORWARD CURRENT. (A) 10 10 Tj=75 0C 1 1 0.1 Tj=25 0C 0.1 0 0.01 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE. (%) 0 0.2 0.4 0.6 HE R2 01 ~H ER 20 4 HE R2 05 0.8 1.0 Tj=100 0C 08 R2 HE 6~ 0 R2 HE 1.2 1.4 FORWARD VOLTAGE. (V) FIG.5- MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT 80 175 150 125 100 75 50 25 0 1 2 5 10 20 50 100 FIG.6- TYPICAL JUNCTION CAPACITANCE PEAK FORWARD SURGE CURRENT. (A) 50 40 30 20 8.3ms Single Half Sine Wave JEDEC Method JUNCTION CAPACITANCE.(pF) 60 HE R2 01 ~H HE ER R2 20 06 5 ~H ER 20 10 0 NUMBER OF CYCLES AT 60Hz 8 0.1 0.5 1 2 5 10 20 50 100 200 500 800 REVERSE VOLTAGE. (V) - 319 - |
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