SF37 MOSPEC | Alldatasheet
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Technical content
Switchmode Power Rectifiers ULTRA FAST ... Designed for use in switching power supplies. inverters and RECTIFIERS as free wheeling diodes. These state-of-the-art devices have the following features: 3.0 AMPERES 500-1000 VOLTS * High Surge Capacity * Low Power Loss, High efficiency * Glass Passivated chip junctions * 150°C Operating Junction Temperature * Low Stored Charge Majority Carrier Conduction * Low Forward Voltage , High Current Capability * Utrafast 50 & 75 Nanosecond Recovery Time * Plastic Material used Carries Underwriters Laboratory ————a—_ Flammability Classification 94V-O. MAXIMUM RATINGS DO-201AD Characteristic Symbol | SF37 | sF38 | sF39 | SF310| Unit | 1 Peak Repetitive Reverse Voltage Vern ‘ i Working Peak Reverse Voltage Vewn 500 800 | 1000 | Vv alle. DC Blocking Voltage Ve ~ 8 Non-Repetitive Peak Surge Current A pe = ( Surge applied at rate load conditions i halfware,single phase,60Hz ) Operating and Storage Junction Ty. Tstg °C Temperature Range - 65 to + 150 [Min [MAX | A 5.00] 5.60 B 25.40 _ c 8.50) 9.50 ELECTRICAL CHARACTERISTICS > 120} 130 Characteristic Symbol | SF37 [ sF38 | sF39 | SF310 Unit | Maximum Instantaneous Forward Ve Vv Voltage CASE--- (l,=3.0 Amp, T, = 25 °C) 1.50 1.75 Transfer molded Maximum Instantaneous Reverse uA Plastic Current (Rated DC Voltage, T, = 25 °C) 5.0 POLARITY ( Rated DC Voltage, T, = 125 °C) 70 Cathode indicated polarity band Reverse Recovery Time Th Typical Junction Capacitance [om | pF (Reverse Voltage of 4 volt & f=1 MHz) 25 20
a FIG-1 TYPICAL FORWARD CHARACTERISTICS ~ FIG-3 FORWARD CURRENT DERATING CURVE 10 — — Sl E> PSS Ae Boas z = ‘S39 y, ZT a FA annn//A — 5s nl ff ——— 6 ee .° s of seas a tt, Fe atl | ~ FIG-4 TYPICAL JUNCTION CAPACITANCE 2 06 08 10 12 14 16 18 20 400 a Saal FORWARD VOLTAGE (Volts.) SS Sess eemeesil PSR 8 i z FIG-2 TYPICAL REVERSE CHARACTERISTICS 5 ‘0 A oe | _—— a Eo Ct aa tt ‘F310 =f} g On a se9 +--+} > 7] t me Fa a a [a FIG-5 PEAK FORWARD SURGE CURRENT Z en a & \\ an H 2 0 ee eT) E . | ATT - ao — | SO PERCENT OF PEAK REVERSE VOLTAGE(%) 3 — eT ‘ Bo PSS g | { il _ Corot ol EL oe 1 sw Cac) NUMBER OF CYCLES AT 60H 600 NI 10.0 NI > VW Grace \\ - |_| ae Ea ae ee & osenos Sees 7 | | tt al i {Rige Time = 7 ng max, Input impedance =1 MO,22 pF 2. Rise Time= 10 max, Input impedance = 50.0 Sette base fr 20 mst Fig-6 Reverse Recovery Time Characteristic and Test Circuit Diagram