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| BL FEATURES GALAXY ELECTRICAL SR220 --- SR2A0 VOLTAGE RANGE: 20 --- 100 V CURRENT: 2.0 A SCHOTTKY BARRIER RECTIFIER Metal-Semiconductor junction with guard ring Epitaxial construction Low forward voltage drop,low switching losses High surge capability For use in low voltage,high frequency inverters free xxxx wheeling,and polarity protection applications The plastic material carries U/L recognition 94V-0 DO - 15 MECHANICAL DATA Case:JEDEC DO--15,molded plastic Terminals: Axial lead ,solderable per MIL- STD-750,Method 2026 Polarity: Color band denotes cathode Weight: 0.014ounces,0.39 grams Mounting position: Any MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 ambient temperature unless otherwise specified. Single phase,half wave,50 Hz,resistive or inductive load. For capacitive load,derate by 20%. SR220 SR230 SR240 Maximum recurrent peak reverse voltage Maximum RMS voltage Maximum DC blocking voltage Maximum average forw ard rectified current 9.5mm lead length, @TA=75 SR250 50 35 50 2.0 SR260 60 42 60 SR280 SR2A0 UNITS 80 56 80 100 70 100 V V V A VRRM VRMS VDC IF(AV) 20 14 20 30 21 30 40 28 40 Peak forw ard surge current 8.3ms single half-sine-w ave superimposed on rated load @TJ =125 IFSM 50.0 A Maximum instantaneous forw ard voltage @ 2.0A (Note 1) Maximum reverse current @TA=25 VF IR CJ RJA TJ TSTG 0.55 1.0 10.0 170 35 0.7 0.85 V mA at rated DC blocking voltage @TA=100 Typical junction capacitance Typical thermal resistance (Note2) (Note3) pF Operating junction temperature range Storage temperature range NOTE: 1. Pulse test:300us pulse width,1% duty cy cle. - 55 ---- + 125 - 55 ---- + 150 www.galaxycn.com 2. Measured at 1.0MHz and applied rev erse v oltage of 4.0V DC. 3.Thermal resistance junction to ambient Document Number 0266009 BLGALAXY ELECTRICAL 1. RATINGS AND CHARACTERISTIC CURVES SR220 --- SR2A0 FIG.1 -- FORWARD CURRENT DERATING CURVE AVERAGE FORWARD RECTIFIED CURRENT FIG.2 -- PEAK FORWARD SURGE CURRENT 2.0 PEAK FORWARD SURGE CURRENT 50 40 1.5 AMPERES 1.0 0.5 Resistive or Inductive Load 0.375"(9.5mm) Lead Length AMPERES 30 20 10 0 TJ=TJMAX 8.3ms Single Half Sine-Wave 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 50 SR220 - SR240 FIG.4 -- TYPICAL JUNCTION CAPACITANCE 400 CAPACITANCE,pF 10 AMPERES SR280 - SR2A0 100 1 SR250 - SR260 0.1 Pulse Width=300s 1% DUTY CYCLE TJ=25ae f=1.0MHz Vsig=50mVp-p 10 0.1 1 10 100 0.01 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 INSTANTANEOUS FORWARD VOLTAGE, VOLTS REVERSE VOLTAGE,VOLTS www.galaxycn.com Document Number 0266009 BLGALAXY ELECTRICAL 2. |
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