1N5819

BL GALAXY ELECTRICAL SCHOTTKY BARRIER RECTIFIER FEATURES Metal-Semiconductor junction with guard ring Epitaxial construction Low forward voltage drop,low switching losses H igh 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 1N5817--- 1N5819 VOLTAGE RANGE: 20 --- 40 V CURRENT: 1.0 A DO - 41 MECHANICAL DATA C ase:JEDEC DO--41,molded plastic Terminals: Axial lead ,solderable per MIL- STD-202,method 208 Polarity: Color band denotes cathode Weight: 0.012 ounces,0.34 grams Mounting position: Any 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%. 1N5817 Maximum recurrent peak reverse voltage Maximum RMS voltage Maximum DC blocking voltage Maximum average forw ard rectified current 9.5mm lead length, @TA =75 1N5818 30 21 30 1.0 1N5819 40 28 40 UNITS V V V A V RRM V RMS VDC IF(AV) 20 14 20 Peak forw ard surge current 8.3ms single half-sine-w ave superimposed on rated load @TJ =70 IFSM 0.45 0.75 25.0 A Maximum instantaneous forw ard voltage @ 1.0A z (Note 1) @ 3.0A Maximum reverse current at rated DC blocking voltage Typical junction capacitance Typical thermal resistance @TA =25 @TA =100 (Note2) (Note3) VF IR CJ Rθ JA TJ TSTG 0.55 0.875 1.0 10.0 110 50 - 55 ---- + 125 - 55 ---- + 150 0.60 0.90 V mA pF ／Ｗ Operating junction temperature range Storage temperature range NOTE: 1. Pulse test : 300 s pulse width,1% duty cy cle. www.galaxycn.com 2. Measured at 1.0MH Z and applied rev erse v oltage of 4.0V DC. 3.Thermal resistance junction to ambient Document Number 0266001 BLGALAXY ELECTRICAL 1. RATINGS AND CHARACTERISTIC CURVES 1N5817 --- 1N5819 FIG.1 -- FORWARD DERATING CURVE AVERAGE FORWARD RECTIFIED CURRENT PEAK FORWARD SURGE CURRENT AMPERES FIG.2 -- PEAK FORWARD SURGE CURRENT 1.0 30 25 20 25 10 5 0 1 10 100 TJ=TJMAX 8.3ms Single Half Sine-Wave 0.75 AMPERES 0.5 0.25 Resistive or Inductive Load 0.375"(9.5mm)Lead Length 0 0 25 50 75 100 125 150 LEAD TEMPERATURE, NUMBER OF CYCLES AT 60Hz FIG.3 -- TYPICAL INSTANTANEOUS FORWARD X -CHARACTERISTICS INSTANTANEOUS FORWARD CURRENT FIG.4 -- TYPICAL JUNCTION CAPACITANCE 20 400 CAPACITANCE, pF 10 1N 5 81 7 1N 5 81 9 TJ=25℃ f=1.0MHz Vsig=50mVp-p AMPERES 100 1 1N 5 81 8 T J = 25 P ulse w id th= 300 1 % D uty C yc le s 10 0.1 1 10 100 .1 .1 .3 .5 .7 .9 1.1 1.3 1.5 1.7 1.9 2.1 INSTANTANEOUS FORWARD VOLTAGE, VOLTS REVERSE VOLTAGE,VOLTS www.galaxycn.com Document Number 0266001 BLGALAXY ELECTRICAL 2.