SF34

SF31 THRU SF38 SUPER FAST RECTIFIER Reverse Voltage - 50 to 600 Volts Forward Current -3.0 Amperes FEATURES DO-201AD The plastic package carries Underwriters Laboratory Flammability Classification 94V-0 Super fast switching for high efficiency Low reverse leakage High forward surge current capability High temperature soldering guaranteed: 250 C/10 seconds,0.375”(9.5mm) lead length, 5 lbs. (2.3kg) tension 1.0 (25.4) MIN. 0.220(5.6) 0.197(5.0) DIA. 0.375(9.5) 0.285(7.2) MECHANICAL DATA 1.0 (25.4) MIN. Case: JEDEC DO-201AD molded plastic body Terminals: Plated axial leads, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end Mounting Position: Any Weight:0.04 ounce, 1.10 grams 0.052(1.3) 0.048(1.2) DIA. Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 C ambient temperature unless otherwise specified. Single phase half-wave 60Hz,resistive or inductive load,for capacitive load current derate by 20%. MDD Catalog Number Maximum repetitive peak reverse voltage Maximum RMS voltage Maximum DC blocking voltage Maximum average forward rectified current 0.375”(9.5mm) lead length at TA=55 C Peak forward surge current 8.3ms 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) Typical thermal resistance (NOTE 3) Operating junction and storage temperature range SYMBOLS SF31 SF32 SF33 SF34 SF35 SF36 SF38 UNITS VRRM VRMS VDC 50 35 50 100 70 100 150 105 150 200 140 200 300 210 300 400 280 400 600 420 600 VOLTS VOLTS VOLTS I(AV) 3.0 Amps IFSM 125 Amps VF 0.95 1.25 1.7 Volts IR 10.0 50.0 µA trr 35 ns CJ RθJA TJ,TSTG 100.0 50.0 30.0 -65 to +150 pF C/W C 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. 3.Thermal resistance from junction to ambient at 0.375”(9.5mm)lead length,P.C.B. mounted ２０１４－０３　０１版 ｈｔｔｐ：／／ｗｗｗ．ｍｉｃｒｏｄｉｏｄｅ．ｃｏｍ FIG. 1- FORWARD CURRENT DERATING CURVE 3.0 2.4 1.8 Single Phase Half Wave 60Hz Resistive or inductive Load 1.2 0.6 0 0 25 50 75 100 125 150 PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD RECTIFIED CURRENT, AMPERES RATINGS AND CHARACTERISTIC CURVES SF31 THRU SF38 FIG. 2-MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 125 100 75 50 8.3ms SINGLE HALF SINE-WAVE (JEDEC Method) 25 175 0 1 10 AMBIENT TEMPERATURE, C 20 TJ=25 C PULSE WIDTH=300 µs 1%DUTY CYCLE 1 0.1 SF31-SF34 SF35-SF36 SF38 0.01 0 0.4 0.8 1.2 1.6 1.8 FIG. 4-TYPICAL REVERSE CHARACTERISTICS INSTANTANEOUS REVERSE CURRENT, MICROAMPERES INSTANTANEOUS FORWARD CURRENT,AMPERES FIG. 3-TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 10 1,000 100 10 TJ=100 C 1 TJ=25 C 0.1 0.01 INSTANTANEOUS FORWARD VOLTAGE, VOLTS TJ=25 C 20 SF31-SF34 SF35-SF38 TRANSIENT THERMAL IMPEDANCE, C/W FIG. 5-TYPICAL JUNCTION CAPACITANCE JUNCTION CAPACITANCE, pF 0 20 40 60 80 100 PERCENT OF PEAK REVERSE VOLTAGE,% 400 200 100 NUMBER OF CYCLES AT 60 Hz FIG. 6-TYPICAL TRANSIENT THERMAL IMPEDANCE 100 10 1 0.1 0.01 0.1 1 10 100 2 0.1 1.0 10 REVERSE VOLTAGE,VOLTS ２０１４－０３　０１版 100 t,PULSE DURATION,sec. ｈｔｔｐ：／／ｗｗｗ．ｍｉｃｒｏｄｉｏｄｅ．ｃｏｍ