JANTX1N978DUR-1/TR

Single Zener Diodes Overview

The JANTX1N978DUR-1/TR is a single Zener diode manufactured by Microchip Technology, designed for voltage regulation applications. It features a nominal Zener voltage of 51 V with a tight tolerance of ±1%. The device operates in a surface-mount DO-213AA-2 package and dissipates up to 500 mW. Key electrical parameters include a maximum reverse leakage current of 500 nA, a Zener impedance of 125 ohms, and a test current of 2.5 mA. It supports an extended operating temperature range from -65°C to +175°C.

Single Zener Diodes Feature Summary

• Provides precise voltage regulation with ±1% tolerance for high-stability circuits
• Engineered for extreme environmental reliability across a wide temperature spectrum
• Utilizes a compact surface-mount form factor for automated assembly integration

Single Zener Diodes Applications

• Military aerospace power supply regulation
• High-reliability industrial control systems
• Precision reference voltage generation in harsh environments

Single Zener Diodes Procurement Notes

Verify the specific suffix configuration against the official Microchip datasheet to ensure compatibility with required military standards and packaging formats. Confirm that the DO-213AA-2 package dimensions align with the target PCB footprint. Validate that the component meets all necessary quality assurance certifications for the intended deployment environment before finalizing procurement orders.

Single Zener Diodes Selection Notes

Select this component when strict voltage accuracy and high-temperature resilience are critical requirements. The ±1% tolerance distinguishes it from standard commercial variants, making it suitable for precision instrumentation. Ensure the design accounts for the 500 mW power dissipation limit and the specific thermal characteristics of the surface-mount package during layout.

Single Zener Diodes Part Context

This part belongs to the JAN series of Zener diodes produced by Microchip Technology, formerly Microsemi. The JAN designation indicates compliance with military-grade specifications, ensuring enhanced reliability and performance under stress conditions compared to commercial equivalents. It is part of a broader family of radiation-hardened and high-reliability semiconductor devices.

Single Zener Diodes Replacement Considerations

Public confirmed substitute part numbers: JAN1N978DUR-1/TR, JANTXV1N978DUR-1/TR.