The FD30-18S09B3C is a through hole RoHS-compliant power module manufactured by AIPU. It is a 10.5A, 30V DC-DC converter with an integrated full-bridge rectifier. It features low profile (<7mm), positive and negative input voltage detection, and automatic thermal ramp-down protection. It is designed for use in a wide range of switching power supplies, including isolated LED applications, such as AC/DC power supplies and adaptors, auxiliary power supplies, motor and lighting equipment, portable equipment, and various other industrial and consumer products.