3.9V 50W Zener Diode – High-Power Stud Mount

Overview

This 3.9V 50W Zener diode is engineered for robust voltage regulation in high-power electronic circuits. Designed with a stud mount (DO-5 package), it offers secure installation and reliable thermal management for demanding industrial and commercial applications.

Technical Specifications

• Nominal Regulating Voltage (Zener Voltage): 3.9V
• Maximum Power Dissipation: 50 Watts
• Mounting Style: Stud Mount (DO-5 Package)
• Quantity per Package: 1
• Part Number: NTE5240A

Applications

Ideal for circuits requiring stable voltage reference or regulation under high-current loads, this 3.9V 50W Zener diode is suited for use in regulated power supplies, ballast circuits, protection networks, and other environments where high-power dissipation and reliability are essential.

Usage Instructions

Ensure secure stud mounting to a suitable heatsink to achieve optimal thermal performance and maximum power dissipation. Observe correct polarity and never exceed the rated power to guarantee the longevity of the diode.

This part is the equivalent replacement for the following:

1N4549, 1N4549A, 1N4549B, 50M3.9ASZ5, 73Z6, 73Z6A, CXL5240, ECG5240, ECG5240A, HZ50V3.9, NTE5240A, SK510, SK510/5240A, TM5240A