MOSPEC HER206 Thru HER208 Switchmode Power Rectifiers ULTRAFAST RECTIFIERS Designed for use in switching power supplies. inverters and as free wheeling diodes. These state-of-the-art devices have the following features: 2.0 AMPERES 600-1000 VOLTS ＊High Surge Capacity ＊Low Power Loss, High efficiency ＊Glass Passivated chip junctions ＊150℃ Operating Junction Temperature ＊Low Stored Charge Majority Carrier Conduction ＊Low Forward Voltage , High Current Capability ＊Ultrafast 100 Nanosecond Recovery Time ＊Plastic Material used Carries Underwriters Laboratory Flammability Classification 94V-O Plating pb free The marking is indicated by part no. + “M”. ex:HER206M~HER208M DO-41 MAXIMUM RATINGS Characteristic Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage RMS Reverse Voltage Average Rectifier Forward Current Non-Repetitive Peak Surge Current (Surge applied at rate load conditions halfware, single phase,60Hz ) Operating and Storage Junction Temperature Range Symbol HER206 HER207 HER208 Unit VRRM VRWM VR50 600 800 1000 V VR(RMS) 420 560 700 V IO 2.0 IFSM 30 A A DIM TJ , TSTG ℃ -65 to +150 ELECTRIAL CHARACTERISTICS Characteristic Maximum Instantaneous Forward Voltage (IF=2.0 Amp, TC = 25℃) Symbol VF HER206 HER207 HER208 1.75 1.50 Unit IR 5.0 50 uA Reverse Recovery Time ( IF = 0.5 A, IR =1.0 , Irr =0.25 A ) Trr 100 ns Typical Junction Capacitance (Reverse Voltage of 4 volts & f=1 MHz) CP 10 MIN MAX A 2.00 2.70 B 25.40 C 4.10 5.20 D 0.70 0.90 V Maximum Instantaneous Reverse Current (Rated DC Voltage, TC = 25℃) (Rated DC Voltage, TC = 125℃) 15 MILLIMETERS PF CASE--Transfer molded plastic POLARITY--Cathode indicated polarity band HER206 Thru HER208 FIG-3 FORWARD CURRENT DERATING CURVE HER06 HER208 HER207 AVERAGE FORWARD RECTIFIED CURRENT (Amp.) AVERAGE FORWARD RECTIFIED CURRENT (Amp.) FIG-1 TYPICAL FORWARD CHARACTERISITICS LEAD TEMPERATURE (℃) FIG-4TYPICAL JUNCTION CAPACITANCE HER206 HER207-HER208 REVERSE VOLTAGE (Volts.) HER208 FIG-5PEAK FORWARD SURGE CURRENT HER206-HER207 PERCENT OF PEAK REVERSE VOLTAGE (﹪) PEAK FORWARD SURGE CURRENT (Amp.) INSTANTANEOUS REVERSE CURRENT (uA.) FIG-2 TYPICAL REVERSE CHARACTERISTICS JUNCTION CAPACITANCE (PF) FORWARD VOLTAGE (Volts) NUMBER OF CYCLES AT 60 Hz Set time base for 20/50 ns/cm FIG-6 Reverse Recovery Time Characteristic and Test Circuit Diagram