1N4123UR-1

Single Zener Diodes Overview

The 1N4123UR-1 is a Zener diode manufactured by Microchip Technology, designed for voltage regulation applications. It features a nominal Zener voltage of 39V and an impedance of 200 ohms. The component utilizes a round-end voltage regulator design and is housed in the DO-213AA surface-mount package. This device belongs to the broader 1N41xx series of voltage regulators produced by the manufacturer.

Single Zener Diodes Feature Summary

• Round-end voltage regulator construction
• Surface-mount installation style
• Silicon unidirectional configuration

Single Zener Diodes Applications

• Voltage regulation circuits
• Reference voltage generation
• General-purpose electronic assemblies

Single Zener Diodes Procurement Notes

Verify the specific datasheet revision and electrical tolerances directly from the manufacturer before integration. Confirm that the DO-213AA package dimensions align with the target PCB footprint. Ensure compliance with project-specific material restrictions, as this component may not meet RoHS standards depending on the manufacturing lot.

Single Zener Diodes Selection Notes

Select this component when a 39V regulation point is required in a compact surface-mount form factor. Consider the 200-ohm impedance characteristic for circuit stability requirements. Evaluate the thermal performance within the DO-213AA package against the expected power dissipation levels of the application.

Single Zener Diodes Part Context

This part is a member of the 1N41xx series of Zener diodes offered by Microchip Technology. The series provides various voltage options for different regulation needs. The UR-1 suffix typically denotes the specific surface-mount packaging variant within this product line.