SF31 CHENG-YI | Alldatasheet
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Maximum Recurrent Peak Reverse VoltageMaximum Recurrent Peak Reverse Voltage VRRM VRMS VDC VF IR IO IFSM CJ Maximum RMS Voltage Maximum DC Blocking VoltageMaximum DC Blocking Voltage Typical Junction Capacitance (Note 2) Operating and Storage Temperature Range Maximum Instantaneous Forward Voltage at 3.0A DC Peak Forward Surge Current, 8.3 ms single half sine-wave superimposed on rated load (JEDEC method) Maximum Average Forward Rectified Current .375" (9.5mm) lead length SF31 SF31 SF33 SF33 SF35 SF35 SF32 SF32 SF34 SF34 SF36 SF36 UNITS UNITS 100 400150 200 300 Volts Volts Volts Volts Amps Amps uAmps uAmps C 35 70 280105 140 210 50 100 400150 200 -65 to +150 0.95 1.25 5.0 3.0 125 50 30 300 MAXIMUM RATINGS ( At TA=25 C unless otherwise noted) ELECTRICAL CHARACTERISTICS ( At TA=25 C unless otherwise noted) Notes : 1.Test Condition: IF=0.5A, IR=1.0A, IRR=0.25A 2.Measured at 1 MHz and applied reverse voltage of 4.0 volts
FEATURES
Super fast switching speed High surge capability Good for switching mode circuit MECHANICAL DATA Case:Molded plastic Epoxy:UL94V-0 rate flame retardant Lead:MIL-STD-202E method 208C quaranted Mounting position:Any Weigh:1.18 grams CHENG- YICHENG- YI ELECTRONIC SUPER FAST RECTIFI ERSUPER FAST RECTIFI ER SUPER FAST RECTIFIER VOLTAGE RANGE-50 to 400 Volts CURRENT-3.0 Amperese MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS0 Ratings at 25 C ambient temperature unless otherwise specified. Signle phase, half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%. @TA=55 C @TA=25 C @TA=150 C Maximum DC Reverse Current at Rated DC Blocking Voltage Maximum Reverse Recovery Time (Note1) trr nSec TSTGTJ RATINGS CHARACTERISTICS SYMBOL SYMBOL pF .052(1.3) .048(1.2) 1.0(25.4) MIN. 1.0(25.4) MIN. .220(5.6) .197(5.0) .375(9.5) .335(8.5) DIA. DIA.
SUPER FAST RECTIFI ERSUPER FAST RECTIFI ER RATING AND CHARACTERISTICS CURVES SF31 THRU SF36 Fig. 3 - TYPICAL REVERSE CHARACTERISTICS INSTANTANEOUS REVERSE CURRENT, ( A) PERCENT OF RATED PEAK REVERSE VOLTAGE, (%) 0.1 1.0 100 1000 .01 20 40 60 80 100 120 140 T =150CJ T =100CJ T =25CJ Fig. 4 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS INSTANTANEOUS FORWARD CURRENT, AMPERES INSTANTANEOUS FORWARD VOLTAGE, VOLTS .01 .001 1.0 10.0 Pulse Width-300 s 1% DUTY CYCLE T = 25 CJ Fig. 6 - TYPICAL JUNCTION CAPACIT ANCE JUNCTION CAPACITANCE, pF REVERSE VOLTAGE, (V) 100 200 10 20 100401.0 42.1 .2 .4 T = 25 CJ Fig. 1 - TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC (+) (+)(-) (-) Fig. 2 - TYPICAL FORWARD CURRENT DERATING CURVE trr AVERAGE FORWARD CURRENT, (A) SINGLE PHASE HALF WAVE 60Hz RESISTIVE OR INOUCTIVE LOAD 2500 1.0 2.0 3.0 4.0 5.0 6.0 50 75 100 150125 175 AMBIENT TEMPERATURE, C -1.0A -0.25 +0.5A SET TIME BASE FOR 10 /20 ns/cm 1cm NOTES : 1. Rise Time=7ns max., Input Impedance= 1 megohm, 22pF. 2. Rise Time=10ns max., Source Impedance= 50 ohms. NONINDUCTIVE NONINDUCTIVE
25 Vdc
(approx.) NON- INDUCTIVE D.U.T. OSCILLOSCOPE (NOTE 1) PULSE GENERATOR (NOTE 2) SF31~SF34 SF31~S F34 SF35~SF36 SF35 ~SF3 Fig. 5 -MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT PEAK FORWARD SURGE CURRENT, (A) NUMBER OF CYCLES AT 60 Hz 2 5 10 20 50 100 100 125 150 175 8.3ms Single Half Sine Wave JEDEC Method SF31 thru SF36