1N18

1N17 THRU 1N19 SCHOTTKY BARRIER RECTIFIER Reverse Voltage - 20 to 40Volts R-1 Forward Current - 1.0 Ampere FEATURES 1.0 (25.4) MIN. 0.102 (2.6) 0.091 (2.3) DIA. 0.140(3.50) 0.114(2.90) 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. MECHANICAL DATA Case: R-1 molded plastic body Terminals: Plated axial leads, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end Mounting Position: Any Weight:0.007 ounce, 0.20 gramS 0.025 (0.65) 0.021 (0.55) DIA. 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%. SYMBOLS 1N17 1N18 1N19 UNITS VOLTS VOLTS VOLTS Amp 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 VRRM VRMS VDC I(AV) 20 14 20 30 21 30 1.0 40 28 40 IFSM VF IR CJ RqJA TJ,TSTG 0.450 25.0 0.550 1.0 10.0 110.0 50.0 -65 to +125 0.600 Amps Volts mA 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 www.shunyegroup.com RATINGS AND CHARACTERISTIC CURVES 1N17 THRU 1N19 FIG. 1- FORWARD CURRENT DERATING CURVE £PEAK FORWARD SURGE CURRENT, AMPERES 1 FIG. 2-MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 30 8.3ms SINGLE HALF SINE-WAVE (JEDEC Method) AVERAGE FORWARD CURRENT,AMPERES 0.75 RESISTIVE OR INDUCTIVE LOAD 0.375” (9.5mm) LEAD LENGTH 25 20 0.5 15 0.25 10 0 0 20 40 60 80 100 120 140 5.0 LEAD TEMPERATURE, C 0 1 10 100 NUMBER OF CYCLES AT 60 Hz FIG. 3-TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 50 1,00 10 TJ=125 C FIG. 4-TYPICAL REVERSE CHARACTERISTICS INSTANTANEOUS REVERSE CURRENT, MILLIAMPERES INSTANTANEOUS FORWARD CURRENT,AMPERES 10 TJ=100 C 1 TJ=25 C 1 TJ=75 C 0.1 TJ=25 C 0.01 0.1 PULSE WIDTH=300 ms 1%DUTY CYCLE 0.01 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 0.001 0 20 40 60 80 100 INSTANTANEOUS FORWARD VOLEAGE, VOLTS PERCENT OF PEAK REVERSE VOLTAGE,% FIG. 5-TYPICAL JUNCTION CAPACITANCE 400 FIG. 6-TYPICAL TRANSIENT THERMAL IMPEDANCE TRANSIENT THERMAL IMPEDANCE, C/W 100 JUNCTION CAPACITANCE, pF 10 100 1 TJ=25 C f=1.0MHz Vsig=50mVp-p 0.1 0.01 0.1 1 10 100 10 0.1 1.0 10 100 REVERSE VOLTAGE,VOLTS t,PULSE DURATION,sec. www.shunyegroup.com