SM5818

SM5817 thru SM5819 SURFACE MOUNT SCHOTTKY BARRIER RECTIFIERS FEATURES ● Metal-Semiconductor junction with gard ring ● Epitaxial construction ● Low forward voltage drop ● High current capability ● The plastic material carries UL recognition 94V-0 ● For use in low vlotage, high frequency inverters, REVERSE VOLTAGE - 20 to 40 Volts FORWARD CURRENT - 1.0 Amperes SMA .062(1.60) .055(1.40) .114(2.90) .098(2.50) free wheeling, and polarity protection applications .181(4.60) .157(4.00) .012(.305) .006(.152) .103(2.62) .079(2.00) MECHANICAL DATA ●Case： Molded Plastic ●Polarity: lndicated by cathode band ●Weight: 0.002 ounces,0.064 grams .060(1.52) .030(0.76) .208(5.28) .188(4.80) .008(.203) .002(.051) Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating at 25℃ ambient temperature unless otherwise specified. Single phase, half wave ,60Hz, resistive or inductive load. For capacitive load, derate current by 20% CHARACTERISTICS Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current Peak Forward Surage Current 8.3ms Single Half Sine-Wave Super Imposed on Rated Load(JEDEC Method) Maximum Forward Voltage at 1.0A DC Maximum Forward Voltage at 3.0A DC Maximum DC Reverse Current at Rated DC Bolcking Voltage Typical Junction Capacitance (Note1) Typical Thermal Resistance (Note2) Operating Temperature Range Storage Temperature Range @TJ=25℃ @TJ=100℃ @TA =75 ℃ SYMBOL VRRM VRMS VDC I(AV) SM5817 20 14 20 SM5818 30 21 30 1.0 SM5819 40 28 40 UNIT V V V A IFSM VF VF IR CJ RθJA TJ TSTG 0.450 0.750 40 0.550 0.875 1.0 10 110 80 -55 to +150 -55 to +150 0.600 0.900 A V V mA pF ℃/W ℃ ℃ NOTES: 1.Measured at 1.0 MHz and applied reverse voltage of 4.0V DC 2.Thermal resistance junction to ambient, ~ 153 ~ RATING AND CHARACTERTIC CURVES SM5817 thru SM5819 FIG. 2 – MAXIMUM NON-REPETITIVE SURGE CURRENT FIG. 1 - FORWARD CURRENT DERATING CURVE 1.00 AVERAGE FORWARD CURRENT AMPERES PEAK FORWARD SURGE CURRENT, (AMPERES） 40 0.75 30 0.5 SINGLE PHASE HALF WAVE 60Hz RESISTIVE OR INDUCTIVE LOAD 20 0.25 10 PULSE WIDTH 8.3mS SINGLE HALF-SINE-WAVE (JEDEC METHOD) 0 25 50 75 100 125 150 175 0 1 2 5 10 20 50 100 AMBIENT TEMPERATURE ℃ NUMBER OF CYCLES AT 60Hz FIG.3 – TYPICAL JUNCTION CAPACITANCE 1000 INSTANTANEOUS FORWARD CURRENT, (A) 10 FIG.4-TYPICAL FORWARD CHARACTERISTICS 1N5817 CAPACITANCE, (pF) 100 1N5818 1N5819 1.0 T J= 25°C f = 1 MHz T J = 25°C PULSE WIDTH 300us 1 1 4 10 100 0.1 0 0.2 0.4 0.6 0.8 1.0 1.2 REVERSE VOLTAGE, (VOLTS) INSTANTANEOUS FORWARD VOLTAGE, (VOLTS) ~ 154 ~