SUPER FAST RECOVERY RECTIFIER VOLTAGE RANGE CURRENT SF21 THRU SF28 50 to 600 Volts 2.0Ampere DO-15 .034(0.9) .028(0.7) FEATURES • • • • • Low coat construction Fast switching for high efficency. Low reverse leakage High forward surge current capability High temperature soldering guaranteed: 260℃/10 secods/.375”(9.5mm)lead length at 5 lbs(2.3kg) tension 1.0(25.4) MIN. .300(7.6) .230(5.8) .140(3.6) .104(2.6) MECHANICAL DATA • • • • • • DIA. DIA. 1.0(25.4) MIN. Case: Transfer molded plastic Epoxy: UL94V-O rate flame retardant Polarity: Color band denotes cathode end Lead: Plated axial lead, solderable per MIL-STD-202E method 208C Mounting position: Any Weight: 0.014ounce, 0.39grams Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS • • • Ratings at 25OC ambient temperature unless otherwise specified Single Phase, half wave, 60Hz, resistive or inductive load For capacitive load derate current by 20% SYMBOLS VRRM VRMS VDC Maximum Repetitive Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current 0.375”(9.5mm) lead length at T A= 55℃ Peak Forward Surge Current 8.3mS single half sine wave superimposed on rated load (JEDEC method) Maximum DC Reverse Current at Rated DC Blocking Voltage TA = 25℃ TA = 125℃ Maximum Reverse Recovery Time Test conditions IF=0.5A,IR=1.0A,IRR=0.25A Typical Thermal Capavitance (Measured at 1.0MHz and applied rever voltage of 4.0V) Typical Thermal Resistance(NOTE 1) Operating Junction Temperature Range Storage Temperature Range SF 22 100 70 100 SF 23 150 105 150 SF 24 200 140 200 SF 25 300 210 300 SF 26 400 280 400 SF 27 500 350 500 SF UNITS 28 600 Volts 420 Volts 600 Volts I(AV) 2.0 Amp IFSM 50 Amps VF Maximum Instantaneous Forward Voltage @ 2.0A SF 21 50 35 50 0.95 1.25 1.7 Volts IR 5.0 50 µA trr 35 ns CJ 30 RθJA TJ TSTG 20 40 (-55 to +150) (-55 to +150) Notes: 1. Thermal resistance from junction to ambient with .375”(9.5mm)lead length, P.C.B. mounted. . Web Site: www.hkmic.com PF ℃/W ℃ ℃ SUPER FAST RECOVERY RECTIFIER VOLTAGE RANGE CURRENT SF21 THRU SF28 50 to 600 Volts 2.0Ampere RATING AND CHRACTERISTIC CURVES SF21 THRU SF28 FIG.2-MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT FIG.1-TYPICAL FORWARD CURRENT DERATING CURVE 80 20. 1.0 Single Phase Half Wave 60Hz Resistive or Inductive Load 0.375"(9.5mm)Lead Length 50 40 30 20 0 0 50 55 25 100 75 125 10 175 150 8.3ms Single Half Sine-Wave (JEDEC Method) Tj=Tjmax 60 CURRENT, (A) PEAK FORWARD SURGE 70 (A) AVERAGE FORWARD CURRENT, 3.0 1 Cycle 1 2 8 6 4 10 40 20 60 100 NUMBER OF CYCLES AT 60 Hz AMBIENT TEMPERATURE, (° C) FIG.3-TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS FIG.4-TYPICAL REVERSE 10 CHARACTERISTICS INSTANTANEOUS REVERSE CURRENT, (UA) 6 25 -2 27-2 8 SF SF SF 21 -24 1.0 (A) INSTANTANEOUS FORWARD CURRENT, 10 0.1 0.01 Tj =25° C Pulse Width=300us 1% Duty Cycle 1.0 0.1 Tj =25° C 0.01 0 0.001 0.4 0.6 0.8 1.0 1.2 1.4 1.6 Tj =125° C 20 1.8 40 60 80 100 140 120 PERCENT OF RATED PEAK INSTANTANEOUS FORWARD VOLTAGE,(V) REVERSE VOLTAGE,(%) FIG.5-TYPICAL JUNCTION CAPACITANCE JUNCTION CAPACITANCE,(pF) 100 FIG.6-TEST CIRCUIT DIAGRAM AND REVERSE REXOVERY TIME CHARACTERISTIC SF11-SF14 SF15-SF18 Trr +0.5A 50Ω NONINDUCTIVE 10Ω NONINDUCTIVE (-) 10 (+) 25 Vdc （approx） (-) D.U.T 1Ω NON INDUCTIVE PULSE GENERATIOR (NOTE 2) 0 0.25A OSCILLOSCOPE (NOTE 1) TJ=25° C F=1MHz -1.0A 1cm Vsig=50mVp-p NOTE: 1.Rise Time =7ns max.Input Impedance=1megohm.22pF 2.Rise time=10ns max.Source Impedance=50 ohms 1.0 0.1 1.0 10 100 REVERSE VOLTAGE,(V) Web Site: www.hkmic.com SET TIME BASE FOR 50 /100NS /cm