1N4742A 12V 1W Zener diode

The 1N4742A Zener Diode is a reliable 1W, 12V voltage regulator diode commonly used in power regulation and protection circuits. Designed to provide a stable reference voltage, this diode ensures precise regulation by maintaining 12V across its terminals when reverse-biased.

With its strong 1W power dissipation capability, the 1N4742A is suitable for a wide range of electronic applications, including power supplies, voltage clamping, and circuit protection. Its compact DO-41 package allows easy integration into PCBs and breadboards for both prototyping and final designs.

This diode is widely used in stabilizing voltages for microcontroller-based systems, analog circuits, and digital electronics. Engineers and hobbyists often choose it for its consistent performance, long lifespan, and dependable voltage regulation properties.