JANS1N4969US

Single Zener Diodes Overview

The JANS1N4969US is a single Zener diode manufactured by Microchip Technology, designed for surface-mount applications in the D-5B package. It features a nominal Zener voltage of 30 V with a tolerance of ±5%. The device supports a maximum power dissipation of 5 W and operates within a temperature range of -65°C to +175°C. Key electrical characteristics include a test current of 40 mA, a maximum reverse leakage current of 2 µA, and a Zener impedance of 8 Ohms. The component is classified as a radiation-hardened voltage regulator suitable for high-reliability environments.

Single Zener Diodes Feature Summary

• Radiation-hardened design for space and military applications
• Surface-mount construction in a compact D-5B package
• Wide operating temperature range extending to +175°C
• High power dissipation capability of 5 W

Single Zener Diodes Applications

• Spacecraft power regulation systems
• Military avionics voltage reference circuits
• High-reliability industrial control equipment
• Satellite communication subsystems

Single Zener Diodes Procurement Notes

Verify that the specific part number includes the JANS suffix, which denotes radiation-hardened qualification for space applications. Confirm compliance with relevant military specifications and ensure the supplier provides appropriate documentation for traceability and quality assurance required for sensitive deployments.

Single Zener Diodes Selection Notes

Select this component when radiation hardness and wide thermal stability are critical requirements. Ensure the circuit design accommodates the 5 W power rating and the specific Zener impedance characteristics. Verify that the surface-mount D-5B package fits the available board space and manufacturing capabilities.

Single Zener Diodes Part Context

This component belongs to the 1N4969 series of Zener diodes produced by Microchip Technology. The JANS designation indicates a specialized variant engineered for harsh environments, distinguishing it from standard commercial or industrial grade equivalents in the same voltage class.

Single Zener Diodes Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source data. Consult official Microchip documentation for qualified alternatives.