SR1640

BL GALAXY ELECTRICAL SCHOTTKY BARRIER RECTIFIER FEATURES Metal-Semiconductor junction with guard ring Epitaxial construction For use in low voltage,high frequency inverters free xxxx wheeling,and polarity protection applications Low forward voltage drop,low switching losses High surge capability The plastic material carries U/L recognition 94V-0 SR1620- - -SR1660 REVERSE VOLTAGE: 20 - 60 V FORWARD CURRENT: 16 A TO-220AC MECHANICAL DATA Case:JEDEC TO--220AC,molded plastic Terminals: Plated leads, solderable per MIL-STD-111 111 202, Method 208 Polarity: As marked Weight: 0.064 ounce, 1.81 grams Mounting position: Any (mm) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 ambient temperature unless otherwise specified. Single phase,half wave,60 Hz,resistive or inductive load. For capacitive load,derate by 20%. SR 1620 Maximum recurrent peak reverse voltage Working peak reverse voltage Maximum DC blocking voltage Maximum average forw ard rectified current h @TA=100 Peak forw ard surge current 8.3 ms single half b sine-w ave superimposed on rated load v (JEDEC Method) @TJ =125 Maximum instantaneous forw ard voltage per leg @ 16A (Note1) Maximum reverse current at rated DC blocking voltage @TA=25 @TA=100 SR 1630 30 21 30 SR 1640 40 28 40 16.0 SR 1650 50 35 50 SR 1660 60 42 60 UNITS V V V A VRRM VRMS VDC IF(AV) 20 14 20 IFSM 200.0 A VF 0.7 1.0 0.8 V IR TJ TSTG mA 50.0 -55 --- +150 -55 --- +150 www.galaxycn.com Operating junction temperature range Storage temperature range Note: 1. Pulse test:300us pulse width,1% duty cy cle. Document Number 0266048 BLGALAXY ELECTRICAL 1. RATINGS AND CHARACTERISTIC CURVES FIG.1 --FORWARD CURRENT DERATING CURVE INSTANTANEOUS REVERSE CURRENT MILLIAMPERES AVERAGE FORWARD CURRENT 1000 SR1620 - - - SR1660 FIG.2 -- TYPICAL REVERSE CHARACTERISTICS 18 15 Resistive or inductive load 100 TJ=150℃ TJ=75℃ AMPERES 12 10 TJ=25℃ 9 1 6 0.1 3 0 0 50 100 150 0.01 0 20 40 60 80 100 CASE TEMPERATURE, PERCENT OF RATED PEAK REVERSE VOLTAGE, % FIG.3 -- TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS FIG.4 -- PEAK FORWARD SURGE CURRENT INSTANTANEOUS FORWARD CURRENT 50 SR1650-SR1660 SR1620-SR1640 PEAK FORWARD SURGE CURRENT AMPERES 200 175 150 125 100 75 50 25 0 1 5 10 50 100 AMPERES 10 TJ=TJ MAX. 8.3ms Single Half Sine-Wave (JEDEC Method) 1.0 Pulse width=300 1% Duty Cycle s 0.1 .2 .3 .4 .5 .6 .7 .8 .9 1.0 INSTANTANEOUS FORWARD VOLTAGE, VOLTS NUMBER OF CYCLE AT 60Hz www.galaxycn.com Document Number 0266048 BLGALAXY ELECTRICAL 2.