The 1N4738A Zener diode, manufactured by CENTRAL SEMICONDUCTOR, is a robust and reliable component designed for voltage regulation and protection. With a power dissipation of 1W and a nominal Zener voltage of 3.9V, this diode offers precise voltage control with a ±5% tolerance. Its DO-41 package ensures easy integration into various circuit designs. As an authorised distributor, Supreme Components International guarantees the authenticity and quality of this component. The 1N4738A is suitable for applications such as voltage stabilization, overvoltage protection, and clipping circuits. Its stable performance and compact size make it a versatile choice for both hobbyist and professional electronic projects. Trust Supreme Components International for your component needs.