1N3823AUR-1

Single Zener Diodes Overview

The 1N3823AUR-1 is a Zener diode manufactured by Microchip Technology, designed for surface-mount applications in the DO-213AB (MELF) package. It features a nominal Zener voltage of 3.9 V with a maximum power dissipation of 1 W. The device utilizes hermetically sealed, double-plug glass construction and metallurgically enhanced contacts to ensure high reliability. It operates within an extended temperature range from -65°C to +175°C and supports screening per MIL-PRF-19500/115 standards.

Single Zener Diodes Feature Summary

• Hermetically sealed double-plug glass construction for environmental protection
• Metallurgically enhanced contact construction for durability
• Surface-mount leadless MELF package design for high-density mounting

Single Zener Diodes Applications

• Military aerospace systems requiring radiation tolerance
• High-reliability industrial electronics
• Defense communication equipment

Single Zener Diodes Procurement Notes

Verify that the ordering suffix matches the required screening level, as prefixes such as JAN, JANTX, or JANTXV indicate specific military qualification tiers under MIL-PRF-19500/115. Confirm the package type is the leadless DO-213AB variant. Ensure the component meets the specific voltage tolerance and temperature range requirements for the target application before finalizing procurement.

Single Zener Diodes Selection Notes

Select this component when a hermetically sealed, surface-mount Zener diode is required for harsh environments. The DO-213AB package offers a compact footprint suitable for high-density circuit boards. Consider the extended operating temperature range and high reliability ratings when designing for aerospace or defense applications where standard commercial components may fail.

Single Zener Diodes Part Context

This part belongs to the 1N3821A through 1N3828 series of Zener diodes produced by Microchip Technology. These devices are available in both axial lead-through-hole packages and surface-mount MELF configurations. The series is qualified under MIL-PRF-19500/115, providing options for various voltage selections ranging from 3.3 V to higher values depending on the specific model number.

Single Zener Diodes Replacement Considerations

Equivalent parts include MVMLL3823CTR and other variants within the 1N3821-1N3828 series. Verify package compatibility and electrical specifications before substitution.