SM5817 THRU SM5819 SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER VOLTAGE RANGE 20 to 40 Volts CURRENT 1.0 Ampere FEATURES * 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-0 .205 ( 5.2 ) SOLDERABLE DISCONTINUED- .190 ( 4.8 ) ENDSThis series is replaced by the FM581X series that meets to the same fit and function parameters and share the same solder pad layout. The FM581X series is preferred for error-free vacuum pick-up and .024 ( 0.6 ) PCB assembly016 ( 0.4 ) .106 ( 2.7 ) .095 ( 2.4 ) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS o Ratings at 25 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) O MAXIMUM RATINGS ( TA=25 C unless otherwise noted) RATINGS SYMBOL SM5817 SM5818 SM5819 UNITS Maximum Recurrent Peak Reverse Voltage V 20 30 40 Volts RRM Maximum RMS Voltage V 14 21 28 Volts RMS Maximum DC Blocking Voltage V 20 30 40 Volts DC Maximum Average Forward Rectified Current at O I 1.0 Amps O T = 90 C A Peak Forward Surge Current 8.3 ms single half sine-wave I FSM 25 Amps superimposed on rated load (JEDEC method) Typical Junction Capacitance (Note 1) C 110 pF J 0 Operating Temperature Range T 150 C J 0 Storage Temperature Range T -55 to + 150 C STG O ELECTRICAL CHARACTERISTICS ( TA=25 C unless otherwise noted) CHARACTERISTICS SYMBOL SM5817 SM5818 SM5819 UNITS Maximum Instantaneous Forward Voltage at 1.0A DC VF .45 .55 .60 Volts Maximum Instantaneous Forward Voltage at 3.1A DC VF .75 .875 .90 Volts o Maximum Average Reverse Current T = 25 C A 0.2 mAmps I R o at Rated DC Blocking Voltage T = 100 C A 10 mAmps NOTES : 1. Measured at 1 MHz and applied reverse voltage of 4.0 volts. 2007-5 2. Fully ROHS compliant, 100% Sn plating (Pb-free). DiscontinuedRATING AND CHARACTERISTICS CURVES ( SM5817 THRU SM5819 ) 20 1.00 10 0.75 SM5817 0.50 1.0 SM5818 SM5819 0.25 Single O T = 25 C Half Wave 60HZ J Pulse Width = 300mS Resistive or Inductive Load 1% Duty Cycle 0 0.1 0.1 0.3 0.5 0.7 0.9 1.1 1.3 1.5 1.7 1.9 2.1 0 25 50 75 100 125 150 175 O AMBIENT TEMPERATURE, ( C) INSTANTANEOUS FORWARD VOLTAGE, (V) FIG.1 TYPICAL FORWARD CURRENT FIG.2 TYPICAL INSTANTANEOUS DERATING CURVE FORWARD CHARACTERISTICS 400 100 O T = 25 C J 200 10 O T = 125 C A 100 O 1.0 T = 75 C A 80 60 0.1 O 40 T = 25 C A 0.01 20 0.001 10 0 20 40 60 80 100 120 140 0.1 0.4 1.0 4 10 40 80 PERCENT RATED PEAK REVERSE VOLTAGE, (%) REVERSE VOLTAGE, (V) FIG.3 TYPICAL REVERSE CHARACTERISTICS FIG.4 TYPICAL JUNCTION CAPACITANCE 50 8.3mS Single Half Sine-Wave JEDEC Method 40 30 20 10 0 1 2 4 6 8 10 20 40 80 100 NUMBER OF CYCLES AT 60Hz FIG.5 MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT INSTANTANEOUS REVERSE CURRENT, (mA) AVERAGE FORWARD CURRENT, (A) PEAK FORWARD SURGE CURRENT, (A) C , TOTAL CAPACITANCE, (pF) T INSTANTANEOUS FORWARD CURRENT, (A)