The UDZ4.3B-H Zener Diode from Formosa Microsemi is a silicon planar Zener diode designed for voltage regulation and transient protection. With a Zener voltage of 4.3V and a power dissipation of 500mW, this diode provides a stable reference voltage and protects sensitive circuits from voltage spikes. Its SOD-323 package makes it suitable for high-density surface mount applications. This diode is commonly used in voltage stabilization, clipping circuits, and overvoltage protection. Supreme Components International is an authorised distributor of Formosa Microsemi, guaranteeing the authenticity and quality of this product. Benefit from reliable performance and consistent specifications with this Zener diode, perfect for a wide range of electronic projects and applications.