SM5817 thru SM5819 SURFACE MOUNT SCHOTTKY RECTIFIER DO-213AB / MELF SOLDERABLE ENDS CATHODE BAND D1= 0.105(2.67) 0.095(2.41) D2 0.022(0.559) 0.016(0.406) 0.205(5.20) 0.185(4.70) D2=D1 +0 -0.008(0.20) Dimension in inches (millimeters ) FEATURES MECHANICAL DATA Low power loss, high efficiency High current and surge capability Low forward voltage drop For use in low voltage, highfrequency inverters, Free wheeling application Guarding for over voltage protechion Metal silicon junction, majority carrier conduction High temperature soldering guaranteed 250oC/10 seconds/ 375 , (9.5mm) lead lengths Case Molded plastic use UL94V-0 recoqnized flame retardant epoxy Terminals Plated terminals, solderable per MIL-STD-202, Method208 Polarity Blue Color band on body denotes cathode Mounting position Any Weight 0.12grams MAXIMUM RATIXGS AND ELECTRICAL CHARACTERISTICS Ratings at 25oC ambient temperature unless otherwise specified Single phase, half sine wave, 60Hz, resistive or inductive load For capacitive load, derate current by 20% SYMBOL SM5817 SM5818 SM5819 UNITS Maximum Current Peak Reverse Voltage VRRM 20 30 40 Volts Maximum RMS Voltage VRMS 14 24 28 Volts Maximum DC Blocking Voltage VDC 20 30 40 Volts 0 Maximum Average Forward Rectified Current TT=90 C I(AV) 1.0 Amps Peak Forward Surge Current Single Sine-Wave on Rated Load (JEDEC Method) IFSM 25 Amps Maximum Instantaneous Forward Voltage Drop at 1.0A DC VF Maximum DC Reverse Current TA=250C at Rated DC Blocking Voltage TA=1250C IR Typical Thermal Resistance R 0.45 0.55 0.6 Volts 1.0 10 mA 15 JA 0 C/W Typical Junction Capacitance CJ 110 80 pF Operating Junction Temperature Range TJ -55 to +125 -55 to +150 0 Storage Temperature Range -55 to +150 TSTG NOTES 1. Thermal Resistance Junction Ambient 2. Measured at 1 MHz and Applied Reverse Voltage of 4.0 V D. C. www.paceleader.com.tw 1 C 0 C SM5817 thru SM5819 SURFACE MOUNT SCHOTTKY RECTIFIER RATINGS AND CHARACTERISTIC CURVES SM5817 THRU SM5819 FIG. 1 - MAXIMUM FORWARD CURRENT DERATING CURVE FIG. 2 - TYPICAL JUNCTION CAPACITANCE 400 200 .75 JUNCTION CAPACITANCE.(pF) AVERAGE FORWARD CURRENT. ( A) 1.0 .50 .25 o T J =25C 100 80 60 40 20 10 0 0 20 40 60 80 100 120 140 .1 .4 LEAD TEMPERATURE (oC) 10 40 80 100 30 SM5817 PEAK FORWARD SURGE CURENT. (A) INSTANTANEOUS FORWARD CURRENT. (A) 20 1.0 SM5818-SM5819 TJ =25oC Pulse Width=300 s 1% Duty Cycle 0.1 .1 4 FIG. 4 - MAXIMUM NON - REPETITIVE FORWARD SURGE CURRENT FIG. 3 - TYPICAL FORWARD CHARACTERISTICS 10 1.0 REVERSE VOLTAGE. (V) .3 .5 .7 .9 1.1 1.3 1.5 1.7 8.3ms Single Half Sine Wave JEDEC Method 20 15 10 5 1.9 2.1 FORWARD VOLTAGE.(V) www.paceleader.com.tw 25 0 1 2 5 10 20 NUMBER OF CYCLES AT 60Hz 2 50 100