1N4621/TR

Single Zener Diodes Overview

The Microchip Technology 1N4621/TR is a Zener diode with a nominal voltage of 3.6 V and a tolerance of ±5%. It features a maximum power dissipation of 500 mW and operates within a temperature range of -65°C to +175°C. The device utilizes an axial-leaded DO-35 (DO-204AA) package for through-hole mounting. Key electrical characteristics include a maximum reverse leakage current of 5 µA at 1.5 V and a forward voltage of 1.1 V at 200 mA.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation via Zener breakdown in the axial glass package
• Constructed with internal metallurgical bonding for enhanced reliability
• Capable of operation across extended industrial temperature ranges

Single Zener Diodes Applications

• Voltage reference circuits requiring stable DC levels
• Overvoltage protection stages in electronic systems
• Clamping applications for signal lines

Single Zener Diodes Procurement Notes

Verify the specific suffix against official Microchip documentation to confirm package type and testing standards. Ensure the procurement channel provides valid traceability for the component. Confirm that the received parts match the specified voltage tolerance and power rating parameters before integration into designs.

Single Zener Diodes Selection Notes

Select this component when a 3.6 V regulation point is required in a through-hole configuration. Consider the 500 mW power limit and thermal management requirements for the operating environment. Evaluate the ±5% tolerance against circuit sensitivity needs compared to tighter tolerance alternatives.

Single Zener Diodes Part Context

This part belongs to the 1N46xx series of 500 mW Zener diodes manufactured by Microchip Technology. These devices are widely used in general-purpose electronics where reliable voltage regulation is necessary. The series offers various voltage options within the same standardized package form factor.

Single Zener Diodes Replacement Considerations

Cross-reference with other manufacturers offering 3.6 V, 500 mW Zener diodes in the DO-35 package. Verify pinout compatibility and ensure equivalent electrical specifications such as impedance and leakage current are met.