BL GALAXY ELECTRICAL SCHOTTKY BARRIER RECTIFIER SR1620- - -SR1660 REVERSE VOLTAGE: 20 - 60 V FORWARD CURRENT: 16 A FEATURES Metal-Semiconductor junction with guard ring TO-220AC 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 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 SR 1630 SR 1640 SR 1650 SR 1660 UNITS Maximum recurrent peak reverse voltage VRRM 20 30 40 50 60 V Working peak reverse voltage VRMS 14 21 28 35 42 V Maximum DC blocking voltage VDC 20 30 40 50 60 V Maximum average forw ard rectified current h @TA=100 IF(AV) 16.0 A Peak forw ard surge current 8.3 ms single half b sine-w ave superimposed on rated load v (JEDEC Method) @TJ =125 IFSM 200.0 A Maximum instantaneous forw ard voltage per leg @ 16A (Note1) VF Maximum reverse current at rated DC blocking voltage @TA=25 0.7 0.8 1.0 mA IR 50.0 @TA=100 Operating junction temperature range Storage temperature range TJ -55 --- +150 TSTG -55 --- +150 Note: 1. Pulse test:300us pulse width,1% duty cy cle. Document Number 0266048 V www.galaxycn.com BLGALAXY ELECTRICAL 1. RATINGS AND CHARACTERISTIC CURVES SR1620 - - - SR1660 FIG.2 -- TYPICAL REVERSE CHARACTERISTICS 15 Resistive or inductive load 12 9 6 3 0 0 50 100 150 INSTANTANEOUS REVERSE CURRENT MILLIAMPERES 18 AMPERES AVERAGE FORWARD CURRENT FIG.1 --FORWARD CURRENT DERATING CURVE CASE TEMPERATURE, SR1620-SR1640 10 1.0 Pulse width=300 1% Duty Cycle s 0.1 .4 .5 .6 .7 TJ=75℃ 10 TJ=25℃ 1 0.1 0.01 0 20 40 60 80 100 .8 .9 1.0 FIG.4 -- PEAK FORWARD SURGE CURRENT PEAK FORWARD SURGE CURRENT AMPERES SR1650-SR1660 AMPERES INSTANTANEOUS FORWARD CURRENT 50 .3 TJ=150℃ 100 PERCENT OF RATED PEAK REVERSE VOLTAGE, % FIG.3 -- TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS .2 1000 200 175 150 TJ=TJ MAX. 8.3ms Single Half Sine-Wave (JEDEC Method) 125 100 75 50 25 0 INSTANTANEOUS FORWARD VOLTAGE, VOLTS 1 5 10 50 100 NUMBER OF CYCLE AT 60Hz www.galaxycn.com Document Number 0266048 BLGALAXY ELECTRICAL 2.