1N5231B_NL

Single Zener Diodes Overview

The Fairchild Semiconductor 1N5231B_NL is a single silicon Zener diode designed for voltage regulation and reference applications. It features a nominal Zener voltage of 5.1 V with a tolerance of ±5%. The device has a maximum power dissipation of 500 mW and operates in a DO-204AH (DO-35) axial leaded package. Key electrical parameters include a maximum Zener impedance of 17 Ω, a test current of 20 mA, and a maximum reverse leakage current of 5 μA.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation using a single unidirectional Zener junction.
• Utilizes an axial leaded glass encapsulation suitable for through-hole mounting.
• Maintains low reverse leakage current to ensure minimal standby power loss.

Single Zener Diodes Applications

• General purpose voltage regulation circuits
• Voltage reference sources in electronic systems
• Overvoltage protection stages

Single Zener Diodes Procurement Notes

Verify the specific manufacturer designation as the component appears under multiple brands including onsemi and Vishay. Confirm RoHS compliance status and package variant details against the latest datasheet from the current supplier. Ensure the ordering suffix matches the required packaging format before finalizing procurement orders.

Single Zener Diodes Selection Notes

Select this component when a standard 5.1 V reference with moderate precision is required. The DO-35 package offers a compact form factor for general electronics. Consider thermal derating requirements if operating near the maximum power dissipation limit in enclosed environments.

Single Zener Diodes Part Context

This part belongs to the widely used 1N52xx series of Zener diodes. These components are standardized across various semiconductor manufacturers, ensuring functional interchangeability within specified tolerances. The 1N5231B specifically targets the 5.1 V segment of this family.

Single Zener Diodes Replacement Considerations

Equivalent parts include 1N5231B from onsemi, Vishay, and Microchip Technology. Verify that substitute packages match the DO-35 or DO-204AH specifications for mechanical compatibility.