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| RECTRON SEMICONDUCTOR TECHNICAL SPECIFICATION SM5817 THRU SM5819 SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER VOLTAGE RANGE 20 to 40 Volts CURRENT 1.0 Ampere FEATURES * * * * * * Fast switching Ideal for surface mounted applications Low leakage current Metallurgically bonded construction Mounting position: Any Weight: 0.015 gram MELF MECHANICAL DATA * Epoxy: Device has UL flammability classification 94V-O .205 (5.2) .190 (4.8) SOLDERABLE ENDS .028 (.60) .018 (.46) .106 (2.7) .095 (2.4) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 o C ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20%. Dimensions in inches and (millimeters) MAXIMUM RATINGS (At TA = 25 oC unless otherwise noted) RATINGS Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current at TA=90 o C Peak Forward Surge Current 8.3 ms single half sine-wave superimposed on rated load (JEDEC method) Typical Thermal Resistance (Note) 1 Typical Junction Capacitance (Note 2) Storage Operating Temperature Range SYMBOL VRRM VRMS VDC IO IFSM R JA CJ TJ, TSTG SM5817 20 14 20 SM5818 30 21 30 1.0 25 80 110 -65 to + 125 SM5819 40 28 40 UNITS Volts Volts Volts Amps Amps 0 C/ W pF 0 C ELECTRICAL CHARACTERISTICS (At TA = 25oC unless otherwise noted) CHARACTERISTICS Maximum Instantaneous Forward Voltage at 1.0A DC Maximum Forward Voltage at 3.1A DC Maximum Average Reverse Current at Rated DC Blocking Voltage @TA = 25 o C @TA = 100 o C SYMBOL VF VF IR SM5817 .45 .75 SM5818 .55 .875 1.0 10 2001-5 SM5819 .60 .90 UNITS Volts Volts mAmps NOTES : 1. Thermal Resistance (Junction to Ambient): Vertical PC Board Mounting, 0.5" (12.7mm) Lead Length. 2. Measured at 1 MHz and applied reverse voltage of 4.0 volts. RATING AND CHARACTERISTIC CURVES ( SM5817 THRU SM5819 ) INSTANTANEOUS FORWARD CURRENT, (A) AYERAGE FORWARD CURRENT, (A) FIG. 1 - TYPICAL FORWARD CURRENT DERATING CURVE 1.0 FIG. 2 - TYPICAL INSTANTANEOUS FORWARD CHARCTERISTICS 20 10 SM5817 .75 SM5819 .50 1.0 SM5818 .25 Single Phase Half Wave 60Hz Resistive or Inductive Load TJ = 25J Pulse Width = 300uS 1% Duty Cycle 0 0 20 80 100 120 60 40 LEAD TEMPERATURE, ( ) 140 0.1 .1 1.1 1.3 1.5 1.7 .9 .7 .5 .3 INSTANTANEOUS FORWARD VOLTAGE, (V) 1.9 2.1 PEAK FORWARD SURGE CURRENT, (A) FIG. 3 - TYPICAL REVERSE CHARACTERISTICS 100 INSTANTANEOUS REVERSE CURRENT (mA) FIG. 4 - MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT 30 25 8.3ms Single Half Sine-Wave 10 TJ = 125 (JEDEC Method) 20 15 10 5 0 1 2 5 10 20 NUMBER OF CYCLES AT 60HZ 50 100 1.0 0.1 TJ = 75 .01 FIG. 5 - TYPICAL JUNCTION CAPACITANCE JUNCTION CAPACITANCE, (pF) TJ = 25 400 200 TJ = 25 .001 10 20 40 60 80 100 120 PERCENT OF RATED PEAK REVERSE VOLTAGE, (%) 140 100 60 40 20 10 .1 .4 1.0 4 10 REVERSE VOLTAGE, (V) 40 RECTRON Mounting Pad Layout .100 (2.54) F-SLOT WIDTH OPTIMUM PAD SIZE .100 (2.54) .100 (2.54) .200 (5.08) .300 (7.62) Dimensions in inches and (millimeters) RECTRON |
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