MOSPEC URAF1505 Thru URAF1520 Switchmode Full Plastic Dual Ultrafast 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: 15 AMPERES 50-200 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 35 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=55℃ Peak Repetitive Forward Current (Rate VR, Square Wave, 20kHz,℃) Non-Repetitive Peak Surge Current (Surge applied at rate load conditions half-ware, single phase, 60Hz) Operating and Storage Junction Temperature Range ITO-220AC URAF15 Symbol Unit 05 10 15 20 VRRM VRWM VR 50 100 150 200 V VR(RMS) 35 70 105 140 V IF(AV) 15 A IFM 30 A IFSM TJ , Tstg 250 A -65 to +150 ℃ ELECTRIAL CHARACTERISTICS Characteristic URAF15 Symbol 05 10 15 Unit 20 Maximum Instantaneous Forward Voltage ( IF =15 Amp TC = 25℃) ( IF =15 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 35 ns Typical Junction Capacitance (Reverse Voltage of 4 volts & f=1 MHz) CP 250 PF 0.975 0.870 V 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 3.20 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 URAF1505 Thru URAF1520 FIG-3 FORWARD CURRENT DERATING CURVE AVERAGE FORWARD RECTIFIED CURRENT (Amp.) AVERAGE FORWARD RECTIFIED CURRENT (Amp.) FIG-1 TYPICAL FORWARD CHARACTERISITICS LEAD TEMPERATURE (℃) FIG-4TYPICAL JUNCTION CAPACITANCE INSTANTANEOUS REVERSE CURRENT (uA.) FIG-2 TYPICAL REVERSE CHARACTERISTICS JUNCTION CAPACITANCE (PF) FORWARD VOLTAGE (Volts) REVERSE VOLTAGE (Volts.) FIG-5PEAK FORWARD SURGE CURRENT PERCENT OF PEAK REVERSE VOLTAGE (﹪) PEAK FORWARD SURGE CURRENT (Amp.) 250 200 150 100 50 0 1 10 NUMBER OF CYCLES AT 60 Hz Set time base for 10/20 ns/cm FIG-6 Reverse Recovery Time Characteristic and Test Circuit Diagram 100