SF51 thru SF58 REVERSE VOLTAGE - 50 to 600 Volts FORWARD CURRENT - 5.0 Amperes SUPERFAST RECOVERY RECTIFIERS DO- 27 FEATURES ● Super fast switching time for high efficiency ● Low forward voltage drop High current capabiltiy .052(1.3) .048(1.2) DIA. ● Low reverse leakage current 1.0(25.4) MI ● Plastic material has UL flammability classification 94V-0 210 .375(9.5) .335(8.5) .220(5.6) .197(5.0) DIA. MECHANICAL DATA ●Case: JEDEC DO-27 molded plastic 1.0(25.4) MI ●Polarity: Color band denotes cathode ●Weight: 0.04 ounces , 1.1 grams ●Mounting position: Any Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating at 25℃ ambient temperature unless otherwise specified. Single phase, half wave ,60Hz, resistive or inductive load. For capacitive load, derate current by 20% CHARACTERISTICS SYMBOL SF51 SF52 SF53 SF54 SF55 SF56 SF58 UNIT Maximum Recurrent Peak Reverse Voltage VRRM 50 100 150 200 300 400 600 V Maximum RMS Voltage VRMS 35 70 105 140 210 280 420 V VDC 50 100 150 200 300 400 600 V Maximum DC Blocking Voltage Maximum Average Forward Rectified Current @TA =55 ℃ I(AV) 5.0 A IFSM 150 A Peak Forward Surage Current 8.3ms Single Half Sine-Wave Super Imposed on Rated Load(JEDEC Method) Peak Forward Voltage at 4.0A DC(Note1) Maximum DC Reverse Current @TJ=25℃ at Rated DC Bolcking Voltage @TJ=100℃ Maximum Reverse Recovery Time(Note 1) Typical Junction Capacitance (Note2) Typical Thermal Resistance (Note3) Operating Temperature Range Storage Temperature Range 0.95 VF 1.25 5.0 IR uA 100 35 TRR 90 CJ V nS 75 pF RθJA 10 ℃/W TJ -55 to +125 ℃ TSTG -55 to +150 ℃ NOTES: 1.Measured with IF=0.5A,IR=1A,IRR=0.25A. 2.Measured at 1.0 MHz and applied reverse voltage of 4.0V DC 3.Thermal resistance junction to ambient, ~ 133 ~ RATING AND CHARACTERTIC CURVES SF51 thru SF58 FIG. 1 – FORWARD CURRENT DERATING CURVE PEAK FORWARD SURGE CURRENT, (AMPERES） AVERAGE FORWARD CURRENT AMPERES 6.0 SINGLE PHASE HALF WAVE 60Hz RESISTIVE OR INDUCTIVE LOAD 5.0 4.0 3.0 2.0 1.0 0 25 75 50 100 125 150 FIG. 2 – MAXIMUM NON-REPETITIVE SURGE CURRENT 200 150 100 50 PULSE WIDTH 8.3mS SINGLE HALF-SINE-WAVE (JEDEC METHOD) 0 175 1 2 5 10 20 50 100 NUMBER OF CYCLES AT 60Hz AMBIENT TEMPERATURE (℃) FIG.4-TYPICAL FORWARD CHARACTERISTICS FIG.3 – TYPICAL JUNCTION CAPACITANCE 100 INSTANTANEOUS FORWARD CURRENT, (A) 100 SF51-SF54 CAPACITANCE, (pF) SF55-SF58 10 T J = 25°C f = 1 MHz SF51-SF54 10 T J = 25°C PULSE WIDTH 300us 1.0 SF55-SF58 0.1 0 1 1 4 10 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 100 INSTANTANEOUS FORWARD VOLTAGE ,VOLTS REVERSE VOLTAGE, (VOLTS) ~ 134 ~ 1.8