1N5817S THRU 1N5819S SCHOTTKY BARRIER RECTIFIER Reverse Voltage - 20 to 40Volts A-405 Forward Current - 1.0 Ampere FEATURES Plastic package has Underwriters Laboratory Flammability Classification 94V-0 Metal silicon junction,majority carrier conduction Guardring for overvoltage protection Low power loss,high efficiency High current capability,low forward voltage drop High surge capability For use in low voltage,high frequency inverters, free wheeling,and polarity protection applications High temperature soldering guaranteed: 250 C/10 seconds,0.375”(9.5mm) lead length, 5 lbs. (2.3kg) tension 1.0 (25.4) MIN. 0.107 (2.7) 0.080 (2.0) DIA. 0.205 (5.2) 0.160(4.1) 1.0 (25.4) MIN. MECHANICAL DATA 0.025 (0.65) 0.021(0.55) DIA. Case: JEDEC A-405 molded plastic body Terminals: Plated axial leads, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end Mounting Position: Any Weight:0.008 ounce, 0.23 grams Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 C ambient temperature unless otherwise specified. Single phase half-wave 60Hz,resistive or inductive load,for current capacitive load derate by 20%. MDD Catalog Number Maximum repetitive peak reverse voltage Maximum RMS voltage Maximum DC blocking voltage Maximum average forward rectified current 0.375”(9.5mm) lead length at TL=90 C Peak forward surge current 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) Maximum instantaneous forward voltage at 1.0A Maximum DC reverse current TA=25 C at rated DC blocking voltage TA=100 C Typical junction capacitance (NOTE 1) Typical thermal resistance (NOTE 2) Operating junction and storage temperature range SYMBOLS 1N5817S 1N5818S 1N5819S UNITS VRRM VRMS VDC 20 14 20 30 21 30 40 28 40 VOLTS VOLTS VOLTS I(AV) 1.0 Amp IFSM 25.0 Amps VF 0.450 0.550 0.600 Volts IR 0.5 10.0 mA CJ RθJA TJ,TSTG 110.0 50.0 -65 to +125 pF C/W C Note:1.Measured at 1MHz and applied reverse voltage of 4.0V D.C. 2.Thermal resistance from junction to ambient at 0.375”(9.5mm)lead length,P.C.B. mounted MDD ELECTRONIC FIG. 1- FORWARD CURRENT DERATING CURVE AVERAGE FORWARD CURRENT,AMPERES 1 0.75 RESISTIVE OR INDUCTIVE LOAD 0.375” (9.5mm) LEAD LENGTH 0.5 0.25 0 0 20 40 60 80 100 120 140 LEAD TEMPERATURE, C PEAK FORWARD SURGE CURRENT, AMPERES RATINGS AND CHARACTERISTIC CURVES 1N5817S THRU 1N5819S FIG. 2-MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 30 8.3ms SINGLE HALF SINE-WAVE (JEDEC Method) 25 20 15 10 5.0 0 1 10 100 NUMBER OF CYCLES AT 60 Hz 50 10 TJ=125 C 1 TJ=25 C 0.1 PULSE WIDTH=300 µs 1%DUTY CYCLE 0.01 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 FIG. 4-TYPICAL REVERSE CHARACTERISTICS INSTANTANEOUS REVERSE CURRENT, MILLIAMPERES INSTANTANEOUS FORWARD CURRENT,AMPERES FIG. 3-TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 1,00 10 1 TJ=75 C 0.1 TJ=25 C 0.01 0.001 0 INSTANTANEOUS FORWARD VOLTAGE, VOLTS 100 TJ=25 C f=1.0MHz Vsig=50mVp-p TRANSIENT THERMAL IMPEDANCE, C/W 400 1.0 10 40 60 80 100 FIG. 6-TYPICAL TRANSIENT THERMAL IMPEDANCE 100 10 1 0.1 0.01 10 0.1 20 PERCENT OF PEAK REVERSE VOLTAGE,% FIG. 5-TYPICAL JUNCTION CAPACITANCE JUNCTION CAPACITANCE, pF TJ=100 C 0.1 1 10 100 REVERSE VOLTAGE,VOLTS MDD ELECTRONIC t,PULSE DURATION,sec. 100