SF21 thru SF28
SUPER FAST RECTIFIERS REVERSE VOLTAGE - 50 to 600 Volts FORWARD CURRENT - 2.0 AmperesDO-15FEATURES● Super fast switching time for high efficiency● Low forward voltage drop and high current capabiltiy● Low reverse leakage current● Plastic material has UL flammability classification 94V-01.0(25.4)MIN.034(0.9)DIA.028(0.7).300(7.6).230(5.8).140(3.6)DIA.104(2.6)1.0(25.4)MINMECHANICAL DATA●Case: JEDEC DO-15 molded plastic●Polarity: Color band denotes cathode●Weight: 0.0415ounces ,0.4grams●Mounting position: AnyDimensions in inches and (millimeters)MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICSRating at 25℃ ambient temperature unless otherwise specified.Single phase, half wave ,60Hz, resistive or inductive load.For capacitive load, derate current by 20%CHARACTERISTICSMaximum Recurrent Peak Reverse VoltageMaximum RMS VoltageMaximum DC Blocking Voltage Maximum Average ForwardRectified Current @TA =55 ℃Peak Forward Surge Current8.3ms Single Half Sine-WaveSuper Imposed on Rated Load(JEDEC Method)Peak Forward Voltage at 2.0A DCMaximum DC Reverse Current @TJ=25℃at Rated DC Blocking Voltage @TJ=100℃Maximum Reverse Recovery Time(Note 1)Typical Junction Capacitance (Note2)Typical Thermal Resistance (Note3)Operating Temperature RangeStorage Temperature Range NOTES:1.Measured with IF=0.5A,IR=1A,IRR=0.25A.SYMBOLVRRMVRMSVDCI(AV)SF21503550SF2210070100SF23150105150SF242001402002.0SF25300210300SF200280400SF28600420600UNITVVVAIFSMVFIRTrrCJRθJATJTSTG35400.95751.255.0100403025-55 to +125-55 to +150501.3AVμAnSpF℃/W℃℃ 2.Measured at 1.0 MHz and applied reverse voltage of 4.0V DC 3.Thermal resistance junction to ambient. ~ 140 ~RATING AND CHARACTERTIC CURVESSF21 thru SF28
FIG. 1 – FORWARD CURRENT DERATING CURVEPEAK FORWARD SURGE CURRENT AMPERES3.0AVERAGE FORWARD CURRENT AMPERES2.52.01.51.00.50255075100125150175SINGLE PHASE HALF WAVE 60HzRESISTIVE OR INDUCTIVE LOADFIG. 2 – MAXIMUM NON-REPETITIVE SURGE CURRENT100755025 PULSE WIDTH 8.3msSINGLE HALF-SINE-WAVE (JEDEC METHOD)0125102050100AMBIENT TEMPERATURE (℃)NUMBER OF CYCLES AT 60HzFIG.3 – TYPICAL JUNCTION CAPACITANCE100SF21-SF24FIG.4-TYPICAL FORWARD CHARACTERISTICS100INSTANTANEOUS FORWARD CURRENT,(A)SF21-SF2410SF25-SF26CAPACITANCE, (pF)SF25-SF28101.0TJ = 25°CPULSE WIDTH 300usSF28TJ = 25°Cf = 1 MHz11410100 0.100.20.40.60.81.01.21.41.61.8REVERSE VOLTAGE ,VOLTSINSTANTANEOUS FORWARD VOLTAGE ,VOLTS~ 141 ~
