190V 5W Axial Lead Zener Diode

Reliable 190V 5W Zener Diode for Voltage Regulation

This 190-volt, 5-watt Zener diode is engineered for robust voltage regulation and overvoltage protection in demanding electronic applications. With a nominal regulating voltage of 190V and a power dissipation rating of 5 watts, this axial lead Zener diode ensures consistent performance in a variety of circuit designs.

Key Features & Specifications

• Nominal Regulating Voltage: 190V
• Power Dissipation: 5W
• Package Style: Axial lead (through hole)
• Part Number: NTE5165A
• Quantity Per Package: 1

Typical Applications

• High voltage regulation in power supply circuits
• Overvoltage protection for sensitive electronic components
• Precision voltage reference for industrial and instrumentation systems
• Clamping and limiting applications in signal processing

Usage Guidelines

For optimal performance, mount the Zener diode in a well-ventilated area of your PCB to ensure proper heat dissipation. Observe correct polarity and ensure the diode is not subjected to conditions exceeding its rated 5W dissipation or 190V nominal regulating voltage to avoid long-term degradation or failure. The axial lead configuration supports secure and reliable installation in through-hole circuit boards.

This part is the equivalent replacement for the following:

1N5103, 1N5128, 1N5387, 1N5387A, 1N5387B, 5M190ZS5, 5Z190, 919-017406-054, CXL5165, CZ5387B, ECG5165, ECG5165A, LMZ190, LMZ190-20, LMZ190A, LMZX190, LMZX190A, MZ5119, NTE5165A, SK190X, SK190X/5165A, SK3431, SK3431/5165A, TM5165A, UZ119, UZ219, UZ319, UZ5119, UZ5219, UZ5319, WEP1665, ZGP10-190, ZGP10-190A, ZGP10-190B