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| RECTRON SEMICONDUCTOR TECHNICAL SPECIFICATION SF31 THRU SF36 GLASS PASSIVATED SUPER FAST RECTIFIER VOLTAGE RANGE 50 to 400 Volts CURRENT 3.0 Amperes FEATURES * * * * * * * High reliability Low leakage Low forward voltage High current capability Super fast switching speed High surge capability Good for switching mode circuit DO-201AD MECHANICAL DATA * * * * * Case: Molded plastic Epoxy: Device has UL flammability classification 94V-O Lead: MIL-STD-202E method 208C guaranteed Mounting position: Any Weight: 1.18 grams 1.0 (25.4) MIN. .052 (1.3) DIA. .048 (1.2) .375 (9.5) .335 (8.5) .220 (5.6) .197 (5.0) DIA. MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 o C ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20%. 1.0 (25.4) MIN. Dimensions in inches and (millimeters) MAXIMUM RATINGS (At TA = 25 oC unless otherwise noted) RATINGS Maximum Recurrent Peak Reverse Voltage Maximum RMS Volts Maximum DC Blocking Voltage Maximum Average Forward Current at TA = 55 oC Peak Forward Surge Current IFM (surge):8.3 ms single half sine-wave superimposed on rated load (JEDEC method) Typical Junction Capacitance (Note 2) Operating and Storage Temperature Range SYMBOL VRRM VRMS VDC IO IFSM CJ TJ, TSTG 50 -65 to + 150 SF31 50 35 50 SF32 100 70 100 SF33 150 105 150 3.0 125 30 SF34 200 140 200 SF35 300 210 300 SF36 400 280 400 UNITS Volts Volts Volts Amps Amps pF 0 C ELECTRICAL CHARACTERISTICS (At TA = 25oC unless otherwise noted) CHARACTERISTICS Maximum Forward Voltage at 3.0A DC Maximum DC Reverse Current at Rated DC Blocking Voltage Maximum Reverse Recovery Time (Note 1) NOTES : 1. Test Conditions: IF=0.5A, IR=-1.0A, IRR=-0.25A. 2. Measured at 1 MHZ and applied reverse voltage of 4.0 volts. @TA = 25 o C @TA =150 o C SYMBOL VF IR trr SF31 SF32 0.95 5.0 uAmps 50 35 nSec 2001-5 SF33 SF34 SF35 1.25 SF36 UNITS Volts RATING AND CHARACTERISTIC CURVES ( SF31 THRU SF36 ) FIG. 1 - TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC 50 NONINDUCTIVE 10 NONINDUCTIVE trr +0.5A (-) PULSE GENERATOR AVERAGE FORWARD CURENT, (A) FIG. 2 - TYPICAL FORWARD CURRENT DERATING CURVE 6.0 5.0 4.0 3.0 2.0 1.0 0 0 25 50 75 100 125 150 175 AMBIENT TEMPERATURE ( ) Single Phase Half Wave 60Hz Resistive or Inductive Load (+) 25 Vdc (approx) (-) D.U.T 0 -0.25A (NOTE 2) 1 NONINDUCTIVE OSCILLOSCOPE (NOTE 1) (+) -1.0A NOTES:1 Rise Time = 7ns max. Input Impedance = 1 megohm. 22pF. 2. Rise Time = 10ns max. Source Impedance = 50 ohms. 1cm SET TIME BASE FOR 10 ns/cm FIG. 3 - TYPICAL REVERSE CHARACTERISTICS INSTANTANEOUS REVERSE CURRENT, (uA) INSTANTANEOUS FORWARD CURRENT, (A) FIG. 4 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 10 100 TJ = 150 31~ 10 TJ = 100 1.0 SF 34 SF SF 35 ~S F3 6 1.0 .1 TJ = 25 .1 TJ = 25 Pulse Width = 300uS 1% Duty Cycle .01 .01 0 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE, (%) FIG. 5 - MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT PEAK FORWARD SURGE CURRENT, (A) .001 0 .2 .4 .6 .8 1.0 1.2 1.4 INSTANTANEOUS FORWARD VOLTAGE, (V) FIG. 6 - TYPICAL JUNCTION CAPACITANCE JUNCTION CAPACITANCE, (pF) 175 150 125 100 75 50 25 0 1 2 5 10 20 50 NUMBER OF CYCLES AT 60Hz 100 8.3ms Single Half Sine-Wave (JEDEC Method) 200 100 60 40 20 10 6 4 2 1 .1 .2 .4 1.0 2 4 10 20 40 100 TJ = 25 SF3 SF3 1~S F34 5~S F36 REVERSE VOLTAGE, ( V ) RECTRON |
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