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| BL FEATURES GALAXY ELECTRICAL SK32 - - - SK310 REVERSE VOLTAGE: 20 - 100 V FORWARD CURRENT: 3.0 A SURFACE MOUNT SCHOTTKY BARRIER RECTIFIERS SMC Schottky barrier rectifier Guardring protection Low forward voltage Reverse energy tested High current capability Extremely low thermal resistance MECHANICAL DATA Case: SMC molded plastic body 1111 Polarity: Color band denotes cathode end Mounting position: ANY Weight: 0.007 ounces, 0.21 gram inch(mm) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25oC ambient temperature unless otherwise specified SK32 SK33 SK34 SK35 Device marking code Maximum repetitive peak reverse voltage Maximum RMS voltage Maximum DC blocking voltage Maximum average forward rectified current at TL=90 Peak forward surge current 8.3ms single halfsine-wave Maximum instantaneous forward voltage at IFM=3.0A (NOTE1) Maximum DC reverse current at rated DC blocking voltage Maximum thermal resistance Operating temperature range Storage temperature range TJ=25 TJ=100 SK36 SK38 SK39 SK310 UNITS SK36 SK38 SK39 SK310 60 42 60 80 56 80 90 63 90 100 70 100 V V V A A 0.85 V mA o SK32 SK33 SK34 SK35 VRRM VRWS VDC IF(AV) IFSM VF IR R JL 20 14 20 30 21 30 40 28 40 50 35 50 3.0 100.0 0.50 0.70 0.5 20.0 17.0 - 55 ---- +125 - 55 ---- +150 C/W o o TJ TSTG C C NOTE: 1.Pulse test: Pulse width 300us,duty cycle 1 % www.galaxycn.com Document Number 0281007 BLGALAXY ELECTRICAL 1. RATINGS AND CHARACTERISTIC CURVES SK32 - - - SK310 FIG.1 -- FORWARD DERATING CURVE AVERAGE FORWARD RECTIFIED CURRENT PEAK FORWARD SURGE CURRENT AMPERES FIG.2 -- PEAK FORWARD SURGE CURRENT 80 70 60 50 40 30 20 10 TJ=TJMAX 8.3ms Single Half Sine-Wave 4 3 AMPERES 2 Resistive or Inductive Load 1 0 0 25 50 75 100 125 150 175 1 10 100 LEAD TEMPERATURE, NUMBER OF CYCLES AT 60Hz FIG.3 -- TYPICAL INSTANTANEOUS FORWARD XXXXXXXXX----CHARACTERISTICS INSTANTANEOUS FORWARD CURRENT FIG.4 -- TYPICAL JUNCTION CAPACITANCE 20 SK32-SK34 SK38-SK310 1000 CAPACITANCE, pF 10 TJ=25ae f=1.0MHz Vsig=50mVp-p 100 AMPERES 1 SK35-SK36 TJ=25 Pulse width=300 s 1% Duty Cycle .1 .1 .3 .5 .7 .9 1 .1 1 .3 1 .5 1 .7 1 .9 2 .1 10 0.1 1 10 100 INSTANTANEOUS FORWARD VOLTAGE, VOLTS REVERSE VOLTAGE,VOLTS www.galaxycn.com Document Number 0281007 BLGALAXY ELECTRICAL 2. |
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