1N4120UR

Single Zener Diodes Overview

The Microchip Technology 1N4120UR is a silicon Zener diode designed for voltage regulation applications. It features a nominal Zener voltage of 30 V with a 5% tolerance and operates at a test current of 250 uA. The device has a maximum power dissipation of 500 mW and a Zener impedance of 200 Ohms. It supports an operating temperature range from -65 C to +175 C, with a voltage temperature coefficient of 0.095 %/C. The component utilizes a DO-213AA-2 surface mount package.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation within specified limits using double slug construction
• Capable of operation in extreme thermal environments up to 175 C
• Utilizes metallurgical bonded construction for mechanical reliability

Single Zener Diodes Applications

• Voltage reference circuits requiring stable DC levels
• Overvoltage protection stages in sensitive electronics
• Clamping applications in signal processing paths

Single Zener Diodes Procurement Notes

Verify the specific suffix UR against official Microchip documentation to confirm the exact package type and tape-and-reel configuration. Ensure that the required Zener voltage tolerance and power dissipation ratings align with the target circuit design constraints before finalizing procurement orders.

Single Zener Diodes Selection Notes

Select this component when a 30 V regulation point is required in a compact surface mount footprint. Consider the high maximum operating temperature and low leakage current characteristics for demanding environmental conditions. Evaluate the 200 Ohm impedance value for noise sensitivity requirements in the intended application.

Single Zener Diodes Part Context

This part belongs to the 1N4120 series of Zener diodes manufactured by Microchip Technology. The series includes various voltage variants and packaging options, such as through-hole and surface mount configurations. The 1N4120UR specifically denotes the surface mount version in the DO-213AA-2 package.

Single Zener Diodes Replacement Considerations

JANTX1N4120UR-1 is a verified substitute offering equivalent electrical specifications and package dimensions.