BL GALAXY ELECTRICAL SR1020 --- SR1060 VOLTAGE RANGE: 20 --- 60 V CURRENT: 10 A SCHOTTKY BARRIER RECTIFIER FEATURES TO - 220AC 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 MECHANICAL DATA Case:JEDEC TO--220AC,molded plastic Terminals: Leads solderable per MIL- STD-750,Method 2026 Polarity: As marked Weight: 0.08 ounces,2.24 grams (mm) 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%. SR 1020 SR 1030 SR 1035 SR 1040 SR 1045 SR 1050 SR 1060 UNITS Maximum recurrent peak reverse voltage VRRM 20 30 35 40 45 50 60 V Maximum RMS voltage VRMS 14 21 25 28 32 35 42 V Maximum DC blocking voltage VDC 20 30 35 40 45 50 60 V Maximum average forw ard rectified current (See FIG.1) IF(AV) 10.0 A IFSM 150.0 A Peak forw ard surge current 8.3ms single half-sine-w ave superimposed on rated load TJ=125 Maximum instantaneous forw ard voltage @ 10A (Note1) Maximum reverse current @TA=25 at rated DC blocking voltage @TA=100 Typical thermal resistance (Note2) Operating junction temperature range Storage temperature range VF IR 0.75 0.65 1.0 50.0 TSTG 2.5 -55 --- + 125 ／Ｗ -55--- + 150 -55--- + 150 Note: 1. Pulse test:300us pulse width,1% duty cy cle. www.galaxycn.com 2. Thermal resistance junction to case. Document Number 0266013 mA 25.0 RθJC TJ V BLGALAXY ELECTRICAL 1. RATINGS AND CHARACTERISTIC CURVES SR1020 --- SR1060 12 SR1050 - SR1060 SR1020 - SR1045 10 8 6 Resistive or Inductive Load 0.375"(9.5mm) Lead Length 4 2 0 0 25 50 75 100 125 150 175 200 FIG.2 -- PEAK FORWARD SURGE CURRENT PEAK FORWARD SURGE CURRENT AMPERES AVERAGE FORWARD RECTIFIED CURRENT,AMPERES FIG.1 -- FORWARD CURRENT DERATING CURVE 200 100 50 0 10 50 100 NUMBER OF CYCLES AT 60Hz FORWARD CHARACTERISTICS 50 SR1020 - SR1045 SR1050 - SR1060 10 1.0 TJ=25℃ Pulse width=300 s 1% Duty Cycle 1.2 INSTANTANEOUS FORWARD VOLTAGE,VOLTS INSTANTANEOUS REVERSE LEAKAGE CURRENT, MILLIAMPERES FIG.4--TYPICAL REVERSE CHARACTERISTICS FIG.3 --TYPICAL INSTANTANEOUS INSTANTANEOUS FORWARD CURRENT AMPERES 5 1 AMBIENT TEMPERATURE, 0.1 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 TJ =TJ MAX 8.3ms Single Half Sine-Wave 150 100 10 T J=75 1 .0 T J=25 0 .1 0 .0 1 0 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE,% www.galaxycn.com Document Number 0266013 BLGALAXY ELECTRICAL 2.