1N5817W THRU 1N5819W SCHOTTKY BARRIER RECTIFIERS FEATURES • Metal silicon junction, majority carrier conduction SOD-123FL • Guarding for overvoltage protection Cathode Band Top View 1.8± 0.1 0.2 • Low power loss, high efficiency • High current capability • low forward voltage drop 1.2± 0.25 0.10-0.30 2.8 0.2 • High surge capability • For use in low voltage, high frequency inverters, 0.6 0.25 free wheeling, and polarity protection applications MECHANICAL DATA • Case: SOD-123FL • Terminals: Solderable per MIL-STD-750, Method 2026 • Approx. Weight:15mg 0.00048oz 3.7 0.2 Dimensions in millimeters Maximum Ratings and Electrical characteristics Ratings at 25 °C ambient temperature unless otherwise specified. Symbols 1N5817W 1N5818W 1N5819W Units Maximum Repetitive Peak Reverse Voltage V RRM 20 30 40 V Maximum RMS voltage V RMS 14 21 28 V Maximum DC Blocking Voltage V DC 20 30 40 V Parameter Maximum Average Forward Rectified Current I F(AV) 1 A Peak Forward Surge Current, 8.3ms Single Half Sine-wave Superimposed On Rated Load (JEDEC method) at TL = 70°C I FSM 25 A Maximum Instantaneous Forward Voltage at 1 A Maximum Instantaneous Forward Voltage at 3.1 A VF Maximum Instantaneous Reverse Current at TA = 25°C Rated DC Reverse Voltage TA = 100°C IR 1 10 mA RθJA RθJL 50 15 °C/W Cj 110 pF T j , T stg -55 ~ +125 °C 0.375" (9.5 mm) Lead Length at T L = 90°C Typical Thermal Resistance Typical Junction Capacitance Storage and Operating Junction Temperature Range 1 0.45 0.75 0.55 0.875 0.6 0.9 V 1N5817W THRU 1N5819W SCHOTTKY BARRIER RECTIFIERS Fig.2 Typical Reverse Characteristics Instaneous Reverse Current ( μA) Fig.1 Forward Current Derating Curve Average Forward Current (A) 1.2 1.0 0.8 0.6 0.4 Single phase half-wave 60 Hz resistive or inductive load 0.2 0.0 20 60 40 80 100 120 140 10 4 10 3 T J =125°C 10 2 T J =75°C 10 1 T J =25°C 10 0 0 Lead Temperature (°C) 60 80 100 Fig.4 Typical Junction Capacitance 500 5° C =2 TJ 12 5°C 0.5 Junction Capacitance ( pF) 1.0 TJ = 0.2 0.1 0 30 0.1 0.2 0.4 0.3 0.5 0.6 100 50 20 10 0.1 1 100 10 Instaneous Forward Voltage (V) Reverse Voltage (V) Fig.5 Maximum Non-Repetitive Peak Forward Surage Current Fig.6- Typical Transient Thermal Impedance 8.3 ms Single Half Sine Wave (JEDEC Method) 25 20 15 10 05 00 1 200 0.7 Transient Thermal Impedance（ °C /W） Instaneous Forward Current (A) Fig.3 Typical Forward Characteristic Peak Forward Surage Current (A) 40 20 Percent of Rated Peak Reverse Voltage（%） 10 100 Number of Cycles at 50Hz 100 10 1 0.1 0.01 0.1 1 10 t, Pulse Duration（sec） 2 100