(Pack of 5) 170V 5W 1N5385B Zener Diode

(Pack of 5) 170V 5W 1N5385B Zener Diode 

The 1N5385B is a high-power 5W Zener diode designed for voltage regulation, reference, and overvoltage protection in high-voltage circuits. With a Zener voltage of 170V, it is ideal for stabilizing and clamping high-voltage power rails, industrial controls, HV power supplies, and instrumentation equipment.

This diode belongs to the 1N53xxB series, known for their excellent power handling, stable voltage characteristics, and low dynamic impedance.

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Features

• Zener Voltage (VZ): 170V
• Power Dissipation: 5W
• Test Current (IZT): ~7.4mA
• Zener Tolerance: Typically ±5%
• Low dynamic impedance for stable regulation
• High reverse surge capability
• Package: DO-201 (axial)
• High reliability and long-term stability
• Suitable for high-voltage regulation and protection

Applications

• High-voltage regulation (170V reference level)
• Overvoltage and transient protection
• Industrial control and automation circuits
• High-voltage DC power supplies
• HV bias networks
• Test and measurement equipment
• General-purpose high-voltage clamping

5 Watt Zener Diode Datasheet