140V 10W Stud Mount Zener Diode – Reverse Polarity (NTE5225AK)

Reliable 140V 10W Zener Diode for Precision Voltage Regulation

The NTE5225AK is a high-performance Zener diode designed for robust voltage regulation in a wide range of electronic circuits. This component offers a nominal regulating voltage of 140.0 volts and delivers up to 10 watts of power dissipation, making it ideal for demanding power supply and protection applications.

Stud Mount Construction for Enhanced Thermal Management

Engineered with a stud mount DO-4 package, this Zener diode allows efficient heat dissipation and secure mounting for high-reliability installations. The reverse polarity configuration is suitable for use in negative voltage reference and clamping circuits where reverse protection is required.

Technical Specifications

• Nominal Zener Voltage: 140.0V
• Rated Power Dissipation: 10W
• Mounting Style: Stud Mount (DO-4)
• Polarity: Reverse
• Quantity Per Package: 1

Applications

This 140V 10W Zener diode is ideally suited for:

• Precision voltage regulation in power electronics
• Overvoltage protection
• Voltage reference circuits
• Clamping and surge protection

Usage Notes

For optimal performance, ensure proper heatsinking when operating near maximum power dissipation. Confirm polarity before installation to maintain circuit integrity.

Product ID: NTE5225AK

This part is the equivalent replacement for the following:

1N3010AR, 1N3010BR, 1N3010R, 1N3010RA, 1N3010RB, ECG5225AK, ECG5225K, NTE5225AK, SK217, SK217/5225AK, TM5225AK