1S1942Z

BL FEATURES L ow cost L ow leakage GALAXY ELECTRICAL 1S1941(Z) - - -1S1944(Z) VOLTAGE RANGE: 100 --- 600 V CURRENT: 0.5 A PLASTIC SILICON RECTIFIER DO - 15 Diffused juncton L ow forward voltage drop High current capability Easily cleaned with Freon,Alcohol,Isopropanol and similar solvents The plastic material carries U/L recognition 94V-0 MECHANICAL DATA Case:JEDEC DO--15,molded plastic Terminals: Axial lead ,solderable per MIL- STD-202,Method 208 Polarity: Color band denotes cathode Weight: 0.014ounces,0.39 grams Mounting position: Any MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 a mbient temperature unless otherwise specified. Single phase,half wave,60 Hz,resistive or inductive load. For capacitive load,derate by 20%. 1S 1941 Maximum recurrent peak reverse voltage Maximum RMS voltage Maximum DC blocking voltage Maximum average forw ard rectified current 9.5mm lead length, @TA =75 1S 1942 200 140 200 0.5 1S 1943 400 280 400 1S 1944 600 420 600 UNITS V V V A VRRM VRMS VDC IF(AV) 100 70 100 Peak forw ard surge current 8.3ms single half-sine-w ave superimposed on rated load @TJ =125 IFSM 35.0 A Maximum instantaneous forw ard voltage @ 0.5 A Maximum reverse current at rated DC blocking voltage Typical junction capacitance Typical thermal resistance @TA=25 @TA=100 (Note1) (Note2) VF IR CJ RθJA TJ TSTG 1.2 5.0 50.0 20 40 - 55---- + 150 - 55 ---- + 150 V A pF /W Operating junction temperature range Storage temperature range NOTE: 1. Measured at 1.0MHz and applied rev erse v oltage of 4.0V DC. 2. Thermal resistance f rom junction to ambient. www.galaxycn.com Document Number 0260017 BLGALAXY ELECTRICAL 1. RATINGS AND CHARACTERISTIC CURVES FIG.1 -- TYPICAL FORWARD CHARACTERISTIC INSTANTANEOUS FORWARD CURRENT 1S1941(Z) - - -1S1944(Z) FIG.2 -- TYPICAL JUNCTION CAPACITANCE 100 10 100 JUNCTION CAPACITANCE,pF TJ=25 Pulse Width=300uS 4 2 1.0 60 40 20 10 f=1MHz TJ=25 AMPERES 0.4 0.2 0.1 0.06 0.04 0.02 0.01 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 4 2 1 .1 .2 .4 1.0 24 10 20 40 100 INSTANTANEOUS FORWARD VOLTAGE,VOLTS REVERSE VOLTAGE,VOLTS FIG.3 -- PEAK FORWARD SURGE CURRENT FIG.4 -- FORWARD DERATING CURVE PEAK FORWARD SURGE CURRENT 45 40 35 TJ =125 8.3ms Single Half Sine-Wave AVERAGE FORWARD CURRENT AMPERES 0.6 0.5 AMPERES 0.4 30 25 20 15 10 5 1 2 4 8 10 20 40 60 80 100 0.3 Single Phase Half Wave 60H Z Resistive or Inductive Load 0.2 0.1 0 25 50 75 100 125 1 50 175 NUMBER OF CYCLES AT 60Hz AMBIENT TEMPERATURE, www.galaxycn.com Document Number 0260017 BLGALAXY ELECTRICAL 2.