120V 50W Zener Diode DO-5 Stud Mount

High Power Zener Diode for Precision Voltage Regulation

The NTE5288A is a high-reliability 120V 50W zener diode designed for demanding electronic circuits requiring stable voltage regulation at high power levels. Engineered in the robust DO-5 stud mount package, this zener diode is ideally suited for chassis-mount or panel-mount applications, providing effective thermal management and long-term durability in high-current environments.

Technical Specifications NTE5288A Zener Diode

• Nominal Zener Voltage: 120.0 V
• Power Dissipation: 50 Watts
• Package Type: DO-5 stud mount
• Polarity: Cathode to stud
• Quantity per Package: 1

Applications & Features

• Engineered for precision voltage regulation in power supplies, protection circuits, and industrial electronics.
• Ideal for high-power voltage clamping, surge suppression, and waveform shaping circuits.
• Stud mount design enables secure attachment to heat sinks or chassis for enhanced thermal performance.
• Suited for designs requiring high-power zener diodes with stable nominal regulating voltage under demanding conditions.

Usage Instructions

Mount the DO-5 stud securely to a suitable heat sink or conductive surface to optimize heat dissipation. Observe proper polarity the stud is connected to the cathode. Ensure that the maximum continuous power dissipation does not exceed 50W by providing adequate thermal management.

Note: Item reference: NTE5288A.

This part is the equivalent replacement for the following:

1N3343, 1N3343A, 1N3343B, 4146, 4246, 4346, 4446, 50M120SZ5, 50T120, 50T120A, 50T120B, ECG5288, ECG5288A, HZ50V120, NTE5288A, SK606, SK606/5288A, TM5288A