SF41 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: 4.0 AMPERES 50 -- 400 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 35 & 50 Nanosecond Recovery Time * Plastic Material used Carries Underwriters Laboratory a Flammability Classification 94V-O MAXIMUM RATINGS DO-201AD Characteristic Symbol| SFOs joe | ; Peak Repetitive Reverse Voltage Venu ||) Working Peak Reverse Voltage Vawm 50} 100] 150} 200) 300 Vv ! DC Blocking Voltage Ve c pe = Non-Repetitive Peak Surge Current A 1 ( Surge applied at rate load conditions halfware, single phase,60Hz ) Operating and Storage Junct TT *0 perating and Storage Junction 1 Ts Temperature Range - 65 to + 150 , | A | 5.00) 5.60 B | 2540) — ELECTRICAL CHARACTERISTICS c 8.50} 9.50 Characteristic Symbol ate etapa o | 120] 1.20 Maximum Instantaneous Forward Ve Vv Voltage CASE--- (|,=4.0 Amp, T, = 25 °c) 1.00 1.30 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 Ty Typical Junction Capacitance Cc, pF ( Reverse Voltage of 4 volts & f=1 MHz) 55 45
FIG-1 TYPICAL FORWARD CHARACTERISTICS . FIG-3 FORWARD CURRENT DERATING CURVE a 74a st NT 7 — 2, ‘ 2 ee 7 A | zz f [| TT TT TN 2 aS § ° ry ry 5 100 128 150 5 le 16 08 1 12 FIG-4 TYPICAL JUNCTION CAPACITANCE = 200 rer RE All| Ce FIG-2 TYPICAL REVERSE CHARACTERISTCS s* Lathe tr $0 = [ee TRE CHIH SS Z LEIP _ FH S STH ee) ee a ee | ee 8 mane S SSSSSSSSSSSSSSa=|= 10 a g SST t sto so 00 ee ee a eee REVERSE VOLTAGE (ots) & SS SS FIG-S PEAK FORWARD SURGE CURRENT Sot a ee arts 5 aN LTT] 3 te - aN t | zoo ole ed 0 @ oXLENET TTT 2 es 3 SS eH y 40 ™~ ™ 8 | we vc ones POPS i 7 sou a= i {HEE go, sw Ey ii ‘0 NUMBER OF CYCLES AT 60
600 NI 100 NI fe
= Approx 12 © oscitoscope Li Mine Time =7 ne max. Input impedance =1 M 0,22 pF al WAT 2. Rise Time = 0 ne max, input impedance = 80 Sette tase fr 1020 ns Fig-6 Reverse Recovery Time Characteristic and Test Circuit Diagram