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| SF31 3.0 AMP SUPER FAST RECTIFIERS THRU SF38 VOLTAGE RANGE 50 to 600 Volts CURRENT FEATURES * Low forward voltage drop * High current capability * High reliability * High surge current capability * Good for switching mode application 3.0 Amperes DO-201AD .220(5.6) .197(5.0) DIA. 1.0(25.4) MIN. MECHANICAL DATA * Case: Molded plastic * Epoxy: UL 94V-0 rate flame retardant * Lead: Axial leads, solderable per MIL-STD-202, method 208 guranteed * Polarity: Color band denotes cathode end * Mounting position: Any * Weight: 1.10 grams .375(9.5) .285(7.2) .052(1.3) .048(1.2) DIA. 1.0(25.4) MIN. Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating 25 C ambient temperature uniess otherwies specified. Single phase half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%. TYPE NUMBER Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current .375"(9.5mm) Lead Length at Ta=55 C Peak Forward Surge Current, 8.3 ms single half sine-wave superimposed on rated load (JEDEC method) Maximum Instantaneous Forward Voltage at 3.0A Maximum DC Reverse Current Ta=25 C at Rated DC Blocking Voltage Ta=100 C Maximum Reverse Recovery Time (Note 1) Typical Junction Capacitance (Note 2) Operating and Storage Temperature Range TJ, TSTG NOTES: SF31 SF32 SF33 SF34 SF35 SF36 50 35 50 100 70 100 150 105 150 200 140 200 300 210 300 3.0 125 0.95 5.0 50 35 -65 50 +150 1.25 400 280 400 SF37 500 350 500 SF38 600 420 600 UNITS V V V A A V mA mA nS pF C 1.70 50 1. Reverse Recovery Time test condition: IF=0.5A, IR=1.0A, IRR=0.25A 2. Measured at 1MHz and applied reverse voltage of 4.0V D.C. RATING AND CHARACTERISTIC CURVES (SF31 THRU SF38) FIG.1- TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC 50W NONINDUCTIVE 10W NONINDUCTIVE trr +0.5A | | | | | | | | FIG.2-TYPICAL FORWARD CURRENT DERATING CURVE AVERAGE FORWARD CURRENT,(A) 3.0 2.5 2.0 1.5 1.0 0.5 0 0 25 50 75 100 125 150 175 Single Phase Half Wave 60Hz Resistive Or Inductive Load 0.375"(9.5mm) Lead Length (+) 25Vdc (approx.) () 1W NONINDUCTIVE OSCILLISCOPE (NOTE 1) D.U.T. () PULSE GENERATOR (NOTE 2) (+) 0 -0.25A NOTES: 1. Rise Time= 7ns max., Input Impedance= 1 megohm.22pF. 2. Rise Time= 10ns max., Source Impedance= 50 ohms. -1.0A 1cm SET TIME BASE FOR 50 / 10ns / cm AMBIENT TEMPERATURE,( C) FIG.3-TYPICAL FORWARD CHARACTERISTICS 50 INSTANTANEOUS FORWARD CURRENT,(A) FIG.4-TYPICAL REVERSE CHARACTERISTICS 50 3.0 SF 3 1~ SF 34 REVERSE LEAKAGE CURRENT, (mA) 10 10 3.0 1.0 Tj=100 C 1.0 SF 35 ~S F3 6 SF 37 ~S F3 8 0.1 Tj=25 C Pulse Width 300us 1% Duty Cycle Tj=25 C 0.1 .01 .4 .6 .8 1.0 1.2 1.4 1.6 1.8 .01 0 20 40 60 80 100 120 140 FORWARD VOLT AGE,(V) PERCENT OF RATED PEAK REVERSE VOLTAGE,(%) FIG.5-MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT PEAK FORWARD SURGE CURRENT,(A) 125 FIG.6-TYPICAL JUNCTION CAPACITANCE 175 150 125 100 75 50 25 0 100 75 Tj=25 C 8.3ms Single Half Sine Wave JEDEC method 50 25 0 1 5 10 50 100 JUNCTION CAPACITANCE,(pF) .01 .05 .1 .5 1 5 10 50 100 NUMBER OF CYCLES AT 60Hz REVERSE VOLTAGE,(V) |
Price & Availability of SF38
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