9.1V 10W Reverse Polarity Zener Diode – Stud Mount

Reliable 9.1V 10W Zener Diode for Voltage Regulation and Protection

The NTE5185AK is a high-power, stud mount Zener diode engineered for robust voltage regulation and overvoltage protection in demanding power supply, industrial, and commercial electronic applications. With a nominal regulating voltage of 9.1 volts and a maximum power rating of 10 watts, this reverse polarity Zener diode delivers stable, repeatable performance for precise voltage clamping and circuit protection.

Key Features

• Nominal Zener Voltage: 9.1V
• Power Dissipation: 10W (stud mount design for superior heat dissipation)
• Stud mount package for secure installation and efficient thermal management
• Reverse polarity configuration
• Engineered for reliable operation in rugged environments

Applications

• Voltage regulation in high-power electronic circuits
• Overvoltage and surge protection in industrial equipment
• Power supply clamping and stabilization
• General protection in commercial and OEM electronic systems

Usage & Installation

Designed for installation via stud mounting, the 9.1V 10W Zener diode should be securely fastened to an appropriate heat sink or chassis to ensure optimal thermal performance. Observe correct reverse polarity orientation and confirm all circuit parameters are compatible with a 9.1V nominal regulating voltage.

Part Number: NTE5185AK

This part is the equivalent replacement for the following:

10T9.1R, 10T9.1RA, 10T9.1RB, 1N1808AR, 1N1808R, 1N1808RA, 1N2044-3, 1N2973AR, 1N2973BR, 1N2973R, 1N2973RA, 1N2973RB, 1S492, 3T9.1R, 3T9.1RA, 3T9.1RB, ECG5185AK, ECG5185K, NTE5185AK, RD9CN, RD9DN, SK137, SK137/5185AK, TM5185AK, Z3B9.1