The DL4747A Zener diode, manufactured by Formosa Microsemi, is a robust and reliable component designed for voltage regulation and protection. As an authorized distributor, Supreme Components International guarantees the authenticity and quality of this product. This 1W Zener diode features a 20V voltage rating and is housed in a standard DO-41 package, making it easy to integrate into existing circuits. Zener diodes are crucial for maintaining stable voltage levels in electronic devices, preventing damage from voltage spikes and surges. The DL4747A is suitable for a wide range of applications, including power supplies, voltage references, and overvoltage protection circuits. Its compact size and high power dissipation capability make it a versatile choice for both hobbyists and professional engineers. Trust Supreme Components International for your electronic component needs.