43V 50W Zener Diode – High Power Stud Mount Regulator

Reliable 43V 50W Zener Diode for Voltage Regulation

The NTE5272A is a high-power, stud mount Zener diode designed for industrial-grade voltage regulation and circuit protection. With a nominal regulating voltage of 43.0V and a robust 50-watt power dissipation rating, this diode is engineered for demanding applications where stable voltage and reliability are paramount.

NTE5272A High-Power Zener Diode Features

• Nominal Zener Voltage: 43.0V
• Power Dissipation: 50 Watts (at Tc = 75C)
• Stud Mount Package (DO-5 type)
• Designed for Voltage Regulation in Power Supply Circuits, Load Dump Suppression, and Surge Protection
• Single diode per package

Technical Specifications

• Part Number: NTE5272A
• Package Type: DO-5 (Stud Mount)
• Regulating Voltage (Vz): 43.0V
• Maximum Power Dissipation: 50W

Application and Installation

Ideal for use in high-current power regulation circuits, the NTE5272A is well-suited to environments requiring consistent and durable voltage reference. The stud mount design ensures effective heat dissipation for sustained operation under high load. Mount directly to a suitable heat sink or chassis for optimal performance.

For best results, ensure proper thermal management during installation to maintain diode reliability under continuous operation.

Your Source for High-Power Zener Diodes

offers the NTE5272A 43V 50W Zener diode for applications demanding superior voltage regulation and protection. All diodes are tested for professional and industrial use. Contact us for technical support with selection or implementation in your designs.

This part is the equivalent replacement for the following:

1N3328, 1N3328A, 1N3328B, 4135, 4235, 4335, 4435, 50M43SZ5, 50M45SZ5, 50T43, 50T43A, 50T43B, BZY93C43R (Minor mechanical difference exists, but device will fit most applications.), CXL5272, ECG5272, ECG5272A, HZ50V43, NTE5272A, SK574, SK574/5272A, TM5272A