SF21 SAMYANG | Alldatasheet
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FEATURES
Case:JEDEC DO--15,molded plastic Terminals: Axial lead ,solderable per MIL- STD-202,Method 208 Polarity: Color band denotes cathode Weight: 0.014 ounces,0.39 grams Mounting position: Any Ratings at 25 ambient temperature unless otherwise specified. Single phase,half wave,60 Hz,resistive or inductive load. For capacitive load,derate by 20%. SF22 SF23 SF24 SF25 SF26 UNITS Maximum recurrent peak reverse voltage VRRM 100 150 200 300 400 V Maximum RMS voltage VRMS 70 105 140 210 280 V Maximum DC blocking voltage VDC 100 150 200 300 400 V Maximum average forw ard rectified current 9.5mm lead length, @TA=75 Peak forward surge current 8.3ms single half-sine-wave superimposed on rated load @TJ=125 Maximum instantaneous forward voltage @ 2.0A VF V Maximum reverse current @TA=25 at rated DC blocking voltage @TA=100 Maximum reverse recovery time (Note1) trr ns Typical junction capacitance (Note2) CJ pF Typical thermal resistance (Note3) R JA Operating junction temperature range TJ Storage temperature range TSTG 50.0 A MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS 2.0 SUPER FAST RECTIFIER SF21 The plastic material carries U/L recognition 94V-0 VOLTAGE RANGE: 50 --- 400 V CURRENT: 2.0 A DO - 15 3. Thermal resistance f rom junction to ambient. A 50.0 IR IFSM NOTE: 1. Measured with IF=0.5A, IR=1A, Irr=0.25A. 2. Measured at 1.0MHz and applied reverse uoltage of 4.0V DC. - 55 ----- + 150 - 55 ----- + 150 1.250.95 SF21 --- SF26 A 5.0 Easily cleaned with alcohol,Isopropanol and similar solvents IF(AV) www.diode.co.kr SAMYANG ELECTRONICS SAM YANG All d ata sheet.com
1.0 2.0 3.0 TJ=25 Pulse Width=300ms SF21---SF24 SF25---SF26 www.diode.co.kr AMPERES AMPERES AMPERES FIG .2 -- TYPICAL FO RWARD CHARACTERISTIC FIG .3 -- FO RWARD DERATING CURVE z FIG .4 -- TYPICAL JUNCTIO N CAPACITANCE FIG .5 -- PEAK FO RWARD SURGE CURRENT AMBIENT TEMPERATURE, PEAK FORWARD SURGE CURREN N UMBER OF CYCLES AT 60Hz R EVERSE VOLTAGE,VOLTS SF21 --- S F26 F IG.1 -- TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC AVERAGE FORWARD CURRENT SE T TIME BA SE F OR 10 ns/cm JUNCTION CAPACITANCE,pF NOTES:1.RISE TIME = 7ns MAX.INPUT IMPED ANCE = 1M .22pF. JJJJJ 2.RISE TIME =10ns MAX.SOURCE IMPEDANCE=50 RATINGS AND CHARACTERISTIC CURVES INSTANTANEOUS FORWARD VO LTAGE, VO LTS INSTANTANEOUS FORWARD CURRENT t rr -1.0A -0.25A +0.5A 1c m TJ=25 100 0.1 0.2 0.4 1 2 4 10 40 10020 SF25 - SF26 SF21 - SF24 PULSE GENERATOR (NOTE2) D.U.T. NONIN- DUCTIVE N 1. N1 . OSCILLOSCOPE (NOTE 1) (+) 25VDC (approx) (-) 11 0 100 8.3ms Single Half Sine-Wave Single Phase Half Wave 60HZ Resistive or Inductive Load 0.375"(9.5mm)Lead Length 25 50 1.0 2.0 3.0 10075 125 175150 All d ata sheet.com