1N5081

Single Zener Diodes Overview

The 1N5081 is a single Zener diode manufactured by Microchip Technology, designed for through-hole axial lead mounting. It features a nominal Zener voltage of 40 V with a tolerance of ±5%. The component is rated for a maximum power dissipation of 3 W and includes a maximum impedance of 27 Ohms. This device utilizes an axial package configuration suitable for standard electronic assembly processes.

Single Zener Diodes Feature Summary

• Hermetically sealed glass package construction
• Triple layer passivation technology
• Metallurgically bonded internal structure

Single Zener Diodes Applications

• Voltage regulation circuits
• Overvoltage protection systems
• Reference voltage generation

Single Zener Diodes Procurement Notes

Verify the manufacturer origin carefully, as the 1N5081 part number is utilized by multiple suppliers including Microchip Technology, New Jersey Semiconductor, and Digitron Semiconductors. Confirm that the specific unit received matches the required electrical specifications and package type before integration into production designs to ensure compatibility with existing system requirements.

Single Zener Diodes Selection Notes

Select this component when a 40 V Zener reference with 3 W power handling capability is required in an axial form factor. Ensure the application environment supports the hermetically sealed glass package characteristics. Verify that the ±5% voltage tolerance aligns with the circuit's precision requirements and that the 27 Ohm impedance meets the dynamic performance needs of the design.

Single Zener Diodes Part Context

This component belongs to the broader family of 1N508x series Zener diodes, which share similar physical packaging and general functional principles but vary in specific voltage ratings. The 1N5081 specifically denotes the 40 V variant within this standardized numbering sequence used across various semiconductor manufacturers for axial leaded Zener devices.

Single Zener Diodes Replacement Considerations

Direct substitutes include parts from other manufacturers such as New Jersey Semiconductor or Digitron Semiconductors offering identical 40 V, 3 W axial specifications. Cross-referencing datasheets is essential to confirm pinout compatibility and exact electrical tolerances match the original design intent.