The 1SMA4747 Zener diode, manufactured by SMC DIODES, is a robust and reliable component designed for voltage regulation and transient voltage suppression. This 1W diode features a Zener voltage of 20V and is housed in a compact SMA package, making it suitable for a wide range of applications. As an authorised distributor of SMC DIODES, Supreme Components International ensures that you receive only genuine, high-quality components. The 1SMA4747 is ideal for use in power supplies, voltage references, and protection circuits. Its small size and high power dissipation capability make it a versatile choice for both new designs and replacements. Trust Supreme Components International for all your electronic component needs.