1N18

1N17 THRU 1N19 Features · Plastic Package has Underwriters Laboratory Flammability Classification 94V-0 · Metal silicon junction, majority carrier conduction · 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 CURRENT 1.0Ampere VOLTAGE 20 to 40 Volts R-1 0.102(2.6) 0.091(2.3) DIA. 0.787(20.0) MIN. 0.126(3.2) 0.106(2.7) 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 · Weight : 0.007 ounce, 0.20 gram 0.025(0.65) 0.021(0.55) DIA. 0.787(20.0) MIN. Dimensions in inches and (millimeters) Maximum Ratings and Electrical Characteristics (Ratings at 25℃ ambient temperature unless otherwise specified, single phase, half wave, resistive or inductive load. For capacitive load, derate by 20%) Symbols Maximum repetitive peak reverse voltage Maximum RMS voltage Maximum DC blocking Voltage Maximum non-repetitive peak reverse voltage Maximum average forward rectified current 0.375"(9.5mm) lead length at TL=90℃ Peak forward surge current 8.3ms single half sine-wave superimposed on rated load (JEDEC method) at TL=70℃ Maximum instantaneous forward voltage at 1.0A (Note 1) Maximum instantaneous forward voltage at 3.1A (Note 2) Maximum instantaneous reverse current at rated DC blocking voltage (Note1) Typical junction capacitance (Note 3) Typical thermal resistance (Note 2) Operating junction temperature range TA=25℃ TA=100℃ IR CJ RθJA RθJL TJ, TSTG VRRM VRMS VDC VRSM I(AV) 1N17 20 14 20 24 1N18 1N19 40 28 40 48 Units Volts Volts Volts Volts Amp 30 21 30 36 1.0 IFSM VF VF 0.450 0.750 25.0 0.550 0.875 0.5 10.0 110.0 50.0 15.0 -65 to +125 0.600 0.900 Amps Volts mA PF ℃/W ℃ Notes: (1) Pulse test: 300μS pulse width, 1% duty cycle (2) Thermal resistance from junction to ambient P.C.B. mounted, 0.5"(12.7mm) lead length (3) Measured 1.0MHz and reverse voltage of 4.0 volts RATINGS AND CHARACTERISTIC CURVES 1N17 THRU 1N19 FIG.1-FORWARD CURRENT DERATING CURVE AVERAGE FORWARD CURRENT AMPERES 1 0.75 PEAK FORWARD SURGE CURRENT(AMPERES) 0.5 0.25 0 0 20 40 60 80 100 120 140 RESISTIVE OR INDUCTIVE LOAD 0.375" (9.5MM) LEAD LENGTH FIG.2-MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 30 25 20 15 10 5 0 1 10 NUMBER OF CYCLES AT 60Hz 100 TJ=TJMAX 8.3ms SINGLE HALF SINE-WAVE (JEDEC Method) LEAD TEMPERATURE (℃) FIG.3-TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 20 INSTANTANEOUS FORWARD CURRENT (AMPERES) 10 INSTANTANEOUS REVERSE CURRENT MILL (AMPERES) FIG.4-TYPICAL REVERSE CHARACTERISTICS 100 TJ=125℃ PULSE WIDTH=300 1% DUTY CYCLE ㎲ 10 1 TJ=25℃ 1.0 TJ=125℃ 0.1 0.1 TJ=75℃ 0.01 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 0.01 TJ=25℃ INSTANTANEOUS FORWARD VOLTAGE (VOLTS) 0.001 0 20 40 60 80 100 PERCENT OF RATED PEAK REVERSE VOLTAGE (%) FIG.5-TYPICAL JUNCTION CAPACITANCE FIG.6-TYPICAL TRANSIENT THERMAL IMPEDANCE 100 400 TJ=25℃ f=1.0MHz Vsig=50mVp-p TRANSIENT THERMAL IMPEDANCE,℃/ W JUNCTION CAPACITANCE(pF) 10 100 1 10 0.1 1 10 100 REVERSE VOLTAGE. VOLTS 0.1 0.01 0.1 1 T, PULSE DURATION, sec. 10 100