The 1SMB5931B Zener diode, manufactured by JSCJ (JCET), is a robust component designed for voltage regulation and transient voltage suppression. This 1.5W diode features a Zener voltage of 12V and is housed in a compact SMB package, making it suitable for surface mount applications. Supreme Components International is an authorised distributor of JSCJ (JCET) components, ensuring you receive a genuine and high-quality product. The 1SMB5931B is commonly used in power supplies, voltage clamping circuits, and other applications requiring a stable voltage reference. Its small size and high power dissipation capability make it a versatile choice for modern electronic designs. Trust Supreme Components International for all your component needs.