SR1050

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