13.0V 50W Zener Diode – Stud Mount, Reverse Polarity

High-Power 13.0V Zener Diode for Stable Voltage Regulation

This 13.0 volt, 50 watt Zener diode is engineered for reliable, high-power voltage regulation and surge suppression in demanding applications. Designed with a robust stud mount DO-5 (DO-203AB) package, this Zener diode offers secure mechanical installation and excellent thermal dissipation for sustained performance. The reverse polarity configuration makes it ideal for custom circuit protection and voltage reference tasks where directionality is critical.

Technical Specifications

• Nominal Zener Voltage: 13.0V
• Power Rating: 50 Watts
• Polarity: Reverse (cathode to stud)
• Package: DO-5 stud mount
• Quantity: 1 per package

Application and Usage

This stud mount, high wattage Zener diode is well-suited for voltage regulation, surge protection, and power supply stabilization in industrial, commercial, and instrumentation circuits. The design allows for easy chassis or heat sink mounting to maximize thermal management and long-term reliability under continuous high-current operation.

To install, connect the cathode to the stud and ensure proper thermal interface with your heat sink or mounting surface to maintain optimal operating temperatures.

This part is the equivalent replacement for the following:

1N3312R, 1N3312RA, 1N3312RB, 50T13R, 50T13RA, 50T13RB, BZY93C13 (Minor mechanical difference exists, but device will fit most applications.), ECG5255AK, ECG5255K, HZ50V13R, NTE5255AK, SK541, SK541/5255AK, TM5255AK