SM5817 THRU SM5819 1.0 AMP SURFACE MOUNT SCHOTTKY BARRIER RECTIFIERS VOLTAGE RANGE 20 to 40 Volts CURRENT 1.0 Ampere FEATURES * Low forward voltage drop * Low leakage current * High reliability SM-1 MECHANICAL DATA .205(5.2) .190(4.8) SOLDERABLE ENDS .024(.60) .018(.46) * Case: Molded plastic * Epoxy: UL 94V-0 rate flame retardant * Metallurgically bonded construction * Polarity: Color band denotes cathode end * Mounting position: Any * Weight: 0.015 grams .105(2.7) .095(2.4) Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating 25 C ambient temperature uniess otherwies specified. Single phase half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%. TYPE NUMBER Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current SM5817 SM5818 SM5819 UNITS 20 14 20 30 21 30 40 28 40 V V V .375"(9.5mm) Lead Length at Ta=90 C Peak Forward Surge Current, 8.3 ms 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 Typical Junction Capacitance (Note1) Typical Thermal Resistance RqJA (Note 2) Operating Temperature Range TJ Storage Temperature Range TSTG Ta=100 C NOTES: 1. Measured at 1MHz and applied reverse voltage of 4.0V D.C. 2. Thermal Resistance Junction to Ambient. A 1.0 25 0.45 0.55 1.0 10 110 80 -65 +125 -65 +150 0.60 A V mA mA pF C/W C C RATING AND CHARACTERISTIC CURVES (SM5817 THRU SM5819) FIG.1-TYPICAL FORWARD FIG.2-TYPICAL FORWARD CURRENT DERATING CURVE AVERAGE FORWARD CURRENT,(A) CHARACTERISTICS 3.0 18 SM 58 17 ~S M 58 19 10 SM 58 1.0 1.2 1.0 0.8 Single Phase 0.6 Half Wave 60Hz Resistive Or Inductive Load 0.4 0.2 0 0 20 40 Tj=25 C 60 80 100 120 140 160 180 200 AMBIENT TEMPERATURE ( C) Pulse Width 300us 1% Duty Cycle 0.1 FIG.4-MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT .01 .1 .3 .5 .7 .9 1.1 1.3 1.5 FORWARD VOLTAGE,(V) FIG.3 - TYPICAL REVERSE CHARACTERISTICS PEAK FORWAARD SURGE CURRENT,(A) INSTANTANEOUS FORWARD CURRENT,(A) 50 25 20 15 8.3ms Single Half Tj=25 C Sine Wave 10 JEDEC method 5 0 1 100 5 50 10 100 FIG.5-TYPICAL JUNCTION CAPACITANCE 10 350 JUNCTION CAPACITANCE,(pF) REVERSE LEAKAGE CURRENT, (mA) NUMBER OF CYCLES AT 60Hz 1.0 Tj=75 C Tj=25 C .1 300 250 200 150 100 50 .01 0 0 20 40 60 80 .01 .05 .1 .5 1 100 120 140 PERCENTAGE RATED PEAK REVERSE VOLTAGE REVERSE VOLTAGE,(V) 5 10 50 100