MOSPEC URAF0830 Thru URAF0860 Switchmode Full Plastic Ultra-fast Power Rectifiers ULTRA FAST RECTIFIERS …Designed for use in switching power supplies. inverters and as free wheeling diodes. These state-of-the-art devices have the following features: 8 AMPERES 300-600 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 ＊High-Switching Speed 50 & 75 Nanosecond Recovery Time ＊Plastic Material used Carries Underwriters Laboratory MAXIMUM RATINGS Characteristic Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage RMS Reverse Voltage Average Rectifier Forward Current Per Leg TC=125℃ Peak Repetitive Forward Current (Rate VR, Square Wave, 20kHz,TC=125℃) Non-Repetitive Peak Surge Current (Surge applied at rate load conditions halfware, single phase, 60Hz) Operating and Storage Junction Temperature Range ITO-220AC URAF08 Symbol Unit 30 40 50 60 VRRM VRWM VR 300 400 500 600 V VR(RMS) 210 280 350 420 V IF(AV) 8.0 A IFM 16 A IFSM 100 A TJ , Tstg -65 to +150 ℃ ELECTRIAL CHARACTERISTICS Characteristic URAF08 Symbol 30 40 Unit 50 60 Maximum Instantaneous Forward Voltage ( IF =8 Amp TC = 25℃) ( IF =8 Amp TC = 125℃) VF Maximum Instantaneous Reverse Current ( Rated DC Voltage, TC = 25℃) ( Rated DC Voltage, TC = 125℃) IR 10 500 uA Reverse Recovery Time ( IF = 0.5 A, IR =1.0 , Irr =0.25 A ) Trr 50 ns Typical Junction Capacitance (Reverse Voltage of 4 volts & f=1 MHz) CP 1.30 1.12 85 1.50 1.34 70 V PF DIM A B C D E F G H I J K L M N P O Q MILLIMETERS MIN MAX 15.05 15.15 13.35 13.45 10.00 10.10 6.55 6.65 2.65 2.75 1.00 1.15 1.25 0.55 0.65 4.80 5.20 3.00 3.20 1.10 1.20 0.55 0.65 4.40 4.60 1.15 1.25 2.65 2.75 3.35 3.45 3.15 3.25 URAF0830 Thru URAF0860 FIG-3 FORWARD CURRENT DERATING CURVE AVERAGE FORWARD RECTIFIED CURRENT (Amp.) AVERAGE FORWARD RECTIFIED CURRENT (Amp.) FIG-1 TYPICAL FORWARD CHARACTERISITICS URAF0830-40 URAF0850-60 LEAD TEMPERATURE (℃) FIG-4TYPICAL JUNCTION CAPACITANCE URAF0830-40 URAF0850-60 URAF0850-60 REVERSE VOLTAGE (Volts.) FIG-5PEAK FORWARD SURGE CURRENT URAF0830-40 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 10/20 ns/cm FIG-6 Reverse Recovery Time Characteristic and Test Circuit Diagram