JANTXV1N4489

Single Zener Diodes Overview

The JANTXV1N4489 is a military-qualified Zener diode designed for high-reliability applications. It features a nominal voltage of 100 V with a tight tolerance of ±1%. The device supports a maximum power dissipation of 1.5 W and operates within an extended temperature range from -65°C to +175°C. It exhibits a maximum Zener impedance of 250 Ohms and low reverse leakage current. The component utilizes hermetically sealed voidless glass construction with an internal metallurgical bond, ensuring durability in demanding environments.

Single Zener Diodes Feature Summary

• Military qualification compliant with MIL-PRF-19500/406 standards
• Hermetically sealed voidless glass construction with internal metallurgical bond
• Extended operating temperature range suitable for harsh conditions

Single Zener Diodes Applications

• High-reliability aerospace systems
• Military-grade electronic circuits
• Critical voltage regulation in defense equipment

Single Zener Diodes Procurement Notes

Verify the specific suffix (e.g., D, CUS) against the datasheet to confirm package type and testing level. Confirm RoHS status as these parts are typically non-compliant. Ensure supply chain authorization for controlled items. Validate lot traceability requirements for mission-critical deployments.

Single Zener Diodes Selection Notes

Select this component when strict voltage accuracy and environmental resilience are required. The 1% tolerance ensures precise regulation compared to standard commercial variants. Consider the surface mount or through-hole variant based on board layout constraints. Verify thermal management capabilities for continuous 1.5 W operation.

Single Zener Diodes Part Context

This part belongs to the 1N4489 series of Zener voltage regulators manufactured by Microchip Technology. It serves as a robust alternative to commercial diodes in sectors where failure is not an option. The series offers various voltage options within a standardized form factor, maintaining consistent performance characteristics across the product line.

Single Zener Diodes Replacement Considerations

JANTX1N4489D

Single Zener Diodes FAQ

What is the maximum power dissipation rating?

The maximum power dissipation is 1.5 W.

Is the device hermetically sealed?

Yes, it features hermetically sealed voidless glass construction.