15.0V 50W Stud Mount Zener Diode

High-Power Zener Diode for Precise Voltage Regulation

The NTE5257A is a robust 15.0 Volt, 50 Watt Zener diode engineered for high-reliability voltage regulation in demanding electronic circuits. Designed with a stud mount package for optimal heat dissipation, this Zener diode is ideal for applications requiring stable voltage references and overvoltage protection in power supplies, control systems, and industrial equipment.

Technical Specifications

• Nominal Regulating Voltage (Vz): 15.0 Volts
• Power Rating: 50 Watts
• Package Type: Stud mount (DO-5)
• Quantity per package: 1 piece

Typical Applications

• Power supply voltage stabilization
• Overvoltage and surge protection
• Industrial equipment and controls
• General-purpose voltage reference for high-current or high-wattage circuits

Usage Instructions

Install the NTE5257A stud mount Zener diode in accordance with recommended thermal management practices to ensure maximum reliability and performance. For proper operation, connect with correct polarity and maintain the specified mounting torque for optimal thermal transfer.

For stock status or to inquire about lead times, please contact Vetco Electronics sales support.

This part is the equivalent replacement for the following:

NTE5257A, 1N3314, 1N3314A, 1N3314B, 4124, 4224, 4324, 4424, 50M15SZ5, 50T15, 50T15A, 50T15B, 561-2583-141, 88Z6, 88Z6A, A503-254915-69, BZY93C15R (Minor mechanical difference exists, but device will fit most applications.), CXL5257, ECG5257, ECG5257A, HZ50V15, HZ50V15R, IN3314B, NTE5257A, SK544, SK544/5257A, TM5257A, TM5258A, WEP3314, Z3314