The DIOTEC SM4003 is a high-performance Schottky Barrier Rectifier Diode designed for efficient and reliable rectification in a variety of applications. With a voltage rating of 40V and a current rating of 3A, this diode offers excellent performance characteristics. Its surface mount DO-214AA (SMB) package allows for easy integration into automated assembly processes. Schottky diodes offer faster switching speeds and lower forward voltage drop compared to traditional diodes, making them ideal for high-frequency applications and power supplies. As an authorized distributor of DIOTEC components, Supreme Components International guarantees the authenticity and quality of the SM4003. This diode is suitable for use in DC-DC converters, freewheeling diodes, and polarity protection circuits.