CURRENT 1.0Ampere VOLTAGE 20 to 40 Volts 1S20 THRU 1S100 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 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 0.787(20.0) MIN. 0.025(0.65) 0.021(0.55) DIA. 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%) 1S100 Units 80 100 Volts 42 57 71 Volts 60 80 100 Volts 1S20 1S30 Maximum repetitive peak reverse voltage VRRM 20 30 Maximum RMS voltage VRMS 14 Maximum DC blocking voltage VDC 20 Maximum average forward rectified current 0.375"(9.5mm) lead length at TL=90℃ I(AV) 1.0 Amp Peak forward surge current 8.3ms single half sine-wave superimposed on rated load (JEDEC method) at TL=70℃ IFSM 40.0 Amps Maximum instantaneous forward voltage at 1.0A (Note 1) VF Maximum instantaneous reverse current at rated DC blocking voltage (Note1) IR Typical junction capacitance (Note 3) Typical thermal resistance (Note 2) Operating junction temperature range Storage temperature range 1S50 1S60 40 50 60 21 28 35 30 40 50 1S80 Symbols 1S40 0.55 TA=25℃ TA=100℃ 0.70 0.75 0.83 Volts 0.5 mA 10 CJ 110 PF RθJA 50 ℃/W TJ -65 to +125 TSTG 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 -65 to +150 -65 to +150 ℃ ℃ RATINGS AND CHARACTERISTIC CURVES 1S20 THRU 1S100 FIG.2-MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 1 50 0.75 40 1S20-1S40 PEAK FORWARD SURGE CURRENT (AMPERES) AVERAGE FORWARD CURRENT AMPERES FIG.1-FORWARD CURRENT DERATING CURVE 1S50-1S100 0.5 0.25 RESISTIVE OR INDUCTIVE LOAD 0.375" (9.5MM) LEAD LENGTH 0 0 25 50 75 100 125 150 175 TJ=TJ MAX 8.3ms SINGLE HALF SINE-WAVE (JEDEC Method) 30 20 10 0 1 LEAD TEMPERATURE (℃) 10 100 NUMBER OF CYCLES AT 60Hz FIG.3-TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS FIG.4-TYPICAL REVERSE CHARACTERISTICS 100 10 INSTANTANEOUS REVERSE CURRENT MILL (AMPERES) INSTANTANEOUS FORWARD CURRENT (AMPERES) 50 TJ=125℃ TJ=150℃ ㎲ PULSE WIDTH=300 1% DUTY CYCLE 1 TJ=25℃ 0.1 ── 1S20-1S40 - - - 1S50-1S100 0.01 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 ── 1S20-1S40 - - - 1S50-1S100 10 TJ=125℃ 1.0 0 TJ=75℃ 0.01 TJ=25℃ 0.001 1.6 0 INSTANTANEOUS FORWARD VOLTAGE (VOLTS) 20 40 60 80 100 PERCENT OF RATED PEAK REVERSE VOLTAGE (%) FIG.5-TYPICAL JUNCTION CAPACITANCE FIG.6-TYPICAL TRANSIENT THERMAL IMPEDANCE 400 TJ=25℃ f=1.0MHz Vsig=50mVp-p 100 ── 1S20-1S40 - - - 1S50-1S100 10 0.1 1 10 REVERSE VOLTAGE. VOLTS 100 TRANSIENT THERMAL IMPEDANCE,℃/ W JUNCTION CAPACITANCE (pF) 100 10 1 0.1 0.01 0.1 1 T, PULSE DURATION, sec. 10 100