SF31_V01 CHENDA | Alldatasheet
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DN:T19820A0 https://www.microdiode.com Rev:2019A0 Page :1 Reverse Voltage - 50 to 600 Volts Forward Current - 3.0 Ampere SF31 THRU SF38 Mechanical Data Feat ures The plastic package carries Underwriters Laboratory Flammability Classification 94V-0 Idea for printed circuit board Super fast switching for high efficiency Low reverse leakage High forward surge current capability High temperature soldering guaranteed: 250℃/ 10 seconds at terminals DO-201AD Dimensions in inches and (millimeters) Case : JEDEC DO-201AD Molded plastic body Terminals : Solder plated, solderable per MIL-STD-750,Method 2026 Polarity : Polarity symbol marking on body Mounting Position : Any Weight : 0.04 ounce, 1.1 grams Maximum Ratings And Electrical Characteristics Ratings at 25°C ambient temperature unlss otherwise specified. Single phase half-wave 60Hz,resistive or inductive load,for capacitive load current derate by 20%. Parameter SYMBOLS SF31 SF 32 SF 33 SF 34 SF 35 SF 36 SF 38 UNITS Marking Code MDD SF31 MDD SF32 MDD SF33 MDD SF34 MDD SF35 MDD SF36 MDD SF38 Maximum repetitive peak reverse voltage VRMM 50 100 150 200 300 400 600 V Maximum RMS voltage VRMS 35 70 105 140 210 280 420 V Maximum DC blocking voltage VDC 50 100 150 200 300 400 600 V Maximum average forward rectified current at TA=55¥ I(AV) 3.0 A Peak forward surge current 8.3ms single half sine-wave superimposed onrated load (JEDEC Method) IFSM 125.0 A Maximum instantaneous forward voltage at 3.0A VF 0.95 1.25 1.7 V TA=25℃Maximum DC reverse current at rated DC blocking voltage TA=100℃ IR 10.0 50.0 μA Maximum reverse recovery time (NOTE 1) trr 35 ns Typical junction capacitance (NOTE 2) CJ 100.0 50.0 pF Typical thermal resistance (NOTE 3) RθJA 30.0 ℃/W Operating junction and storage temperature range TJ,TSTG -65 to +150 ℃ Note: 1.Reverse recovery condition IF=0.5A,IR=1.0A,Irr=0.25A 2.Measured at 1MHz and applied reverse voltage of 4.0V D.C. 0.220(5.6) 0.197(5.0) DIA. 0.052(1.3) 0.048(1.2) DIA. 1.0 (25.4) MIN. 0.375(9.5) 0.285(7.2) 1.0 (25.4) MIN.
Rev:2019A0 Page :2 Ratings And Characteristic Curves The curve above is for reference only. https://www.microdiode.com Reverse Voltage - 50 to 600 Volts Forward Current - 3.0 Ampere SF31 THRU SF38 3.0 2.4 1.8 1.2 0.6 0 25 50 75 100 125 150 175 125 100 0.01 0.1 1 10 100 100 0.1 REVERSE VOLTAGE,VOLTS t,PULSE DURATION,sec. FIG. 5-TYPICAL JUNCTION CAPACITANCE FIG. 6-TYPICAL TRANSIENT THERMAL IMPEDANCE FIG. 3-TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS NUMBER OF CYCLES AT 60 Hz FIG. 2-MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT FIG. 1- FORWARD CURRENT DERATING CURVE AVERAGE FORWARD RECTIFIED CURRENT, AMPERESINSTANTANEOUS FORWARD CURRENT,AMPERES JUNCTION CAPACITANCE, pF PEAK FORWARD SURGE CURRENT, AMPERES INSTANTANEOUS FORWARD VOLTAGE, VOLTS Single Phase Half Wave 60Hz Resistive or inductive Load 1 10 100 0 20 40 60 80 100 1,000 100 0.1 0.01 PERCENT OF PEAK REVERSE VOLTAGE,% FIG. 4-TYPICAL REVERSE CHARACTERISTICS INSTANTANEOUS REVERSE CURRENT, MICROAMPERES TRANSIENT THERMAL IMPEDANCE, C/W AMBIENT TEMPERATURE, C 0.01 0.1 TJ=25 C TJ=100 C 0.1 1.0 10 100 TJ=25 C 200 400 SF31-SF34 SF35-SF38 8.3ms SINGLE HALF SINE-WAVE (JEDEC Method) TJ=25 C PULSE WIDTH=300 µs 1%DUTY CYCLE SF31-SF34 SF35-SF36 SF38