1N3824A-1

Single Zener Diodes Overview

The Microchip Technology 1N3824A-1 is a Zener diode designed for voltage regulation applications. It features a nominal Zener voltage of 4.3 V with a 5% tolerance and operates at a test current of 58 mA. The device exhibits a Zener impedance of 9 Ohms and maintains a maximum reverse leakage current of 5 uA. It supports a power dissipation of 1 W and functions within an extended temperature range from -65 C to +175 C. The component utilizes a DO-201AE axial leaded package suitable for through-hole mounting.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation via Zener breakdown characteristics
• Supports high-temperature operation up to 175 C
• Features low reverse leakage current for precision control
• Utilizes robust axial leaded construction for through-hole integration

Single Zener Diodes Applications

• Voltage reference circuits requiring stable DC levels
• Overvoltage protection in sensitive electronic systems
• Power supply regulation modules
• Temperature compensation networks

Single Zener Diodes Procurement Notes

Verify the specific suffix designation against official Microchip documentation, as variants such as JANTXV or UR may indicate distinct radiation hardness, packaging, or testing standards. Confirm RoHS compliance status directly with the manufacturer, as military-grade or legacy designations often deviate from standard environmental directives. Ensure the procurement channel provides valid traceability records for quality assurance purposes.

Single Zener Diodes Selection Notes

Select this component when a precise 4.3 V reference is required under high thermal stress conditions. The 1 W power rating allows for significant current handling compared to lower-power equivalents. Evaluate the 9 Ohm impedance for dynamic load stability requirements. Consider the axial package constraints regarding PCB layout density and mechanical vibration resistance during installation.

Single Zener Diodes Part Context

This part belongs to the broader family of Zener diodes manufactured by Microchip Technology. These components are engineered for reliability in demanding environments, including aerospace and industrial sectors. The 1N3824A-1 specifically addresses needs for stable voltage clamping where standard commercial parts may lack sufficient thermal endurance or leakage performance specifications.

Single Zener Diodes Replacement Considerations

Consult official substitution guides for compatible alternatives. Verify that any replacement matches the 4.3 V nominal voltage, 5% tolerance, and 1 W power dissipation limits. Ensure the substitute component supports the same -65 C to +175 C operating range and fits the DO-201AE footprint without modification.