The 1N5349B is a high-quality Zener diode designed for reliable voltage regulation and stabilization in a wide range of electronic circuits. With a nominal Zener voltage of 12V and a power dissipation rating of 5W, this diode is ideal for applications that require consistent voltage control and protection against voltage fluctuations. This package includes 20 pieces of 1N5349B Zener diodes in the DO-15 through-hole package, making them suitable for engineers, hobbyists, and DIY electronics enthusiasts. The 1N5349B is commonly used in voltage regulator circuits, power supply stabilization, and over-voltage protection systems. It ensures that sensitive components receive a stable voltage supply, preventing damage caused by voltage spikes or fluctuations. Its high power handling capability makes it suitable for medium to high power circuits, including power adapters, chargers, and industrial electronics. The DO-15 package offers robust construction and efficient heat dissipation, allowing the diode to operate reliably even under higher load conditions. Its through-hole design ensures easy installation on printed circuit boards, making it suitable for both prototyping and permanent installations.