MOSPEC SRF2070 Thru SRF20100 Switchmode Full Plastic Dual Schottky Barrier Power Rectifiers SCHOTTKY BARRIER RECTIFIERS Using the Schottky Barrier principle with a Molybdenum barrier metal. These state-of-the-art geometry features epitaxial construction with oxide passivation and metal overlay contact. Ideally suited for low voltage, high frequency rectification, or as free wheeling and polarity protection diodes. 20 AMPERES 70-100 VOLTS * Low Forward Voltage. * Low Switching noise. * High Current Capacity * Guarantee Reverse Avalanche. * Guard-Ring for Stress Protection. * Low Power Loss & High efficiency. * 125℃ Operating Junction Temperature * Low Stored Charge Majority Carrier Conduction. * Plastic Material used Carries Underwriters Laboratory ITO-220 MAXIMUM RATINGS Characteristic Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage RMS Reverse Voltage SRF20 Symbol Unit 70 80 90 100 VRRM VRWM VR 70 80 90 100 V VR(RMS) 49 56 63 70 V DIM Average Rectifier Forward Current Total Device (Rated VR),TC=100℃ Peak Repetitive Forward Current (Rate VR, Square Wave, 20kHz) Non-Repetitive Peak Surge Current (Surge applied at rate load conditions halfware, single phase, 60Hz) Operating and Storage Junction Temperature Range IF(AV) 10 20 A IFM 20 A 200 A -65 to +125 ℃ IFSM TJ , TSTG 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 1.55 1.65 1.15 1.25 0.55 0.65 2.50 2.60 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 ELECTRIAL CHARACTERISTICS Characteristic SRF20 Symbol 70 80 Unit 90 Common Cathode Suffix " C " 100 Common Anode Suffix " A " Maximum Instantaneous Forward Voltage ( IF =10 Amp TC = 25℃) ( IF =10 Amp TC = 125℃) VF Maximum Instantaneous Reverse Current ( Rated DC Voltage, TC = 25℃) ( Rated DC Voltage, TC = 125℃) IR 0.75 0.68 0.80 0.70 1.0 30 V mA Double Suffix " D " SRF2070 Thru SRF20100 FIG-2 TYPICAL FORWARD CHARACTERISITICS NSTANTANEOUS FORWARD CURRENT (Amp.) AVERAGE FORWARD RECTIFIED CURRENT (Amp.) FIG-1 FORWARD CURRENT DERATING CURVE CASE TEMPERATURE (℃) PERCENT OF RATED REVERSE VOLTAGE (﹪) PEAK FORWARD SURGE CURRENT (Amp.) FIG-5 PEAK FORWARD SURGE CURRENT NUMBER OF CYCLES AT 60 Hz FIG-4 TYPICAL JUNCTION CAPACITANCE JUNCTION CAPACITANCE (PF) INSTANTANEOUS REVERSE CURRENT (Amp.) SRF2090,SRF20100 SRF2090,SRF20100 FORWARD VOLTAGE (Volts) FIG-3 TYPICAL REVERSE CHARACTERISTICS SRF2070,SRF2080 SRF2070,SRF2080 SRF2070,SRF2080 SRF2090,SRF20100 REVERSE VOLTAGE (Volts)