#A MOSPEC Switchmode Power Rectifiers ... Designed for use in switching power supplies. inverters and as free wheeling diodes. These state-of-the-art devices have the following features: * High Surge Capacity * Low Power Loss, High efficiency * Glass Passivated chip junctions * 150C Operating Junction Temperature * Low Stored Charge Majority Carrier Conduction * Low Forward Voltage , High Current Capability * High-Switching Speed 100 Nanosecond Recovery Time * Plastic Material used Carries Underwriters Laboratory Flammability Classification 94V-O HER506 thru HER508 HIGH EFFICIENCY RECTIFIERS 5.0 AMPERES 600 -- 1000 VOLTS DO-201AD MAXIMUM RATINGS Characteristic Symbol | HER506 | HERS07 | HERS508 | Unit Peak Repetitive Reverse Voltage VeRRM Working Peak Reverse Voltage Vewn 600 800 1000 V DC Blocking Voltage Ve RMS Reverse Voltage VeiRMs) 420 560 700 Vv Average Rectifier Forward Current lb 5.0 A Non-Repetitive Peak Surge Current lesm A ( Surge applied at rate load conditions 100 halfware,single phase,60Hz ) Operating and Storage Junction Ths Tag C DIM |MILLMETERS Temperature Range - 65 to + 150 MIN |MAX A 5.00) 5.60 B 29.40 _ ELECTRICAL CHARACTERISTICS Cc 8.50} 9.50 Characteristic Symbol | HER506 | HER507 | HER508 | Unit D 1.20} 1.30 Maximum Instantaneous Forward V, Vv Voltage (|, =5.0 Amp, T. = 25 C) 1.50 1.75 Maximum Instantaneous Reverse le uA CASE- Current Transfer molded ( Rated DC Voltage, T, = 25 C) 5.0 plastic ( Rated DC Voltage, T, = 125 C) 70 Reverse Recovery Time T,, ns POLARITY---_ (lp =0.5A, |p =1.0, |, =0.25A ) 100 Cathode indicated Typical Junction Capacitance C, pF polarity band ( Reverse Voitage of 4 volts & f=1 MHz) 30 25 HER506 Thru HER508 INSTANTANEOUS FORWARD CURRENT (Amp.) INSTANTANEOUS REVERSE CURRENT (uA) FIG-1 TYPICAL FORWARD CHARACTERISTICS HERS06 1 HERS508 0.1 0.6 0.8 1.0 1.2 14 1.6 18 2.0 FORWARD VOLTAGE (Volts.) FIG-2 TYPICAL REVERSE CHARACTERISTICS HER508 HERSO7. 0 20 40 60 80 100 120 140 PERCENT OF PEAK REVERSE VOLTAGE(%) 60m Ni 100 NI hh he he b Device Under (-3 (+) Test => 50 Vde Pulse = Approx Generator wT ( Note 2} 21 Q s Oscillozcope + > N (Note 1) 9) Notes: 1. Rise Time = 7 nz max. Input Impedance =1 M O , 22 pF 2. Rise Time = 10 nz max. Input Impedance = 500 JUNCTION CAPACITANCE (pF) AVERAGE FORWARD RECTIFIED CURRENT ( Amp} PEAK FORWARD SURGE CURRENT (Amp.) FIG-3 FORWARD CURRENT DERATING CURVE 4 25 50 75 100 125 150 LEAD TEMPERATURE (C } FIG-4 TYPICAL JUNCTION CAPACITANCE HERS06 HERS507. 1 8 10 50 100 REVERSE VOLTAGE (Volts.} FIG-5 PEAK FORWARD SURGE CURRENT 1 5 10 30 100 NUMBER OF CYCLES AT 60 Hz treo +054 -0.254 ~1.04 Set time base for 20/50 ns/div Fig-6 Reverse Recovery Time Characteristic and Test Circuit Diagram