1N3042B-1

Overview

The Microchip Technology 1N3042B-1 is a Zener diode designed for voltage regulation applications. It features an axial leaded DO-41 package suitable for through-hole mounting. The device provides a nominal Zener voltage of 82V with a power dissipation rating of 1W and a voltage tolerance of 5%. It operates within a temperature range from -55°C to +175°C.

Feature Summary

• Provides stable voltage regulation at 82V with 5% tolerance
• Supports high-power dissipation of 1W in a robust axial package
• Capable of reliable operation across extended industrial temperature ranges

Applications

• Voltage reference circuits requiring stable DC levels
• Overvoltage protection stages in electronic systems
• General-purpose voltage regulation in industrial equipment

Procurement Notes

Verify the specific suffix designation when ordering, as variants such as JANTXV1N3042B-1 may exist with different qualification standards or packaging options. Confirm that the required package type matches the DO-41 axial form factor. Ensure compatibility with the target circuit's thermal management requirements given the 1W power rating.

Selection Notes

Select this component when a standard 82V Zener voltage is required with moderate power handling capabilities. The DO-41 package offers mechanical stability for through-hole assembly processes. Consider the 5% voltage tolerance and operating temperature limits to ensure they align with the specific design constraints of the application environment.

Part Context

This part belongs to the broader family of Zener diodes manufactured by Microchip Technology. These components are commonly used in discrete semiconductor applications where precise voltage control is necessary. The 1N3042B-1 represents a standard industry designation for this specific voltage and power combination.

Replacement Considerations

Cross-reference with other manufacturers offering 82V 1W Zener diodes in DO-41 packages. Verify pinout compatibility and electrical parameter tolerances before substitution. Ensure thermal characteristics match the original design specifications.