1N4620

Single Zener Diodes Overview

The Microchip Technology 1N4620 is a silicon unidirectional voltage regulator diode designed for precision regulation. It features a nominal Zener voltage of 3.3 V with a tight tolerance of ±1%. The device is rated for a maximum power dissipation of 500 mW and operates within an extended temperature range from -65°C to 175°C. Key electrical characteristics include a maximum Zener impedance of 1650 Ohms and a forward voltage of 1.1 V at 200 mA. Reverse leakage current is specified as 3.5 µA at 1.5 V.

Single Zener Diodes Feature Summary

• Hermetically sealed glass construction ensuring environmental stability
• Precision voltage regulation with ±1% tolerance
• Extended operating temperature capability for harsh environments

Single Zener Diodes Applications

• Voltage reference circuits in military systems
• Overvoltage protection in aerospace electronics
• Precision regulation in space-qualified equipment

Single Zener Diodes Procurement Notes

Verify the specific suffix (e.g., D, C, UR) to confirm package type and reel configuration. Confirm MIL-PRF-19500/435 compliance for military grade requirements. Check RoHS status as standard versions may not be compliant. Validate lead time due to potential long manufacturing cycles for specialized semiconductor components.

Single Zener Diodes Selection Notes

Select based on required Zener voltage accuracy and thermal performance. Ensure the chosen package variant matches the PCB layout constraints. Verify that the power dissipation rating accommodates the circuit's worst-case current conditions. Consider the operating temperature range if deployed in extreme environments.

Single Zener Diodes Part Context

This component belongs to the 1N4620 series of Zener diodes manufactured by Microchip Technology. It is part of a broader family of voltage regulator diodes used in critical applications requiring high reliability and stable voltage references. The series includes various package options and tolerance grades to suit different design specifications.

Single Zener Diodes Replacement Considerations

JAN1N4620D-1, JANTX1N4620D-1, JANTXV1N4620D-1 are parameter-equivalent alternatives from Microchip Technology.