The SD040SE45A(B) is a high-performance 40V, 4A Schottky Barrier Rectifier manufactured by SMC DIODES. Supreme Components International is an authorised distributor of SMC DIODES, ensuring you receive genuine components. This diode offers a low forward voltage drop, which improves efficiency and reduces power loss. Its fast switching speed makes it suitable for high-frequency applications. The SD040SE45A(B) is commonly used in DC-DC converters, freewheeling diodes, and polarity protection circuits. Its compact surface mount package allows for efficient board design and assembly. This Schottky diode is designed to provide reliable performance in demanding applications. Consider the SD040SE45A(B) for your next project requiring efficient and fast rectification.