JANS1N4967US

Single Zener Diodes Overview

The JANS1N4967US is a military-grade Zener diode manufactured by Microchip Technology. It features a nominal Zener voltage of 24 V with a tolerance of ±5%. The device is rated for a maximum power dissipation of 5 W and operates within a temperature range of -65°C to +175°C. Packaged in the SQ-MELF, E (D-5B) surface-mount format, it exhibits a maximum Zener impedance of 5 Ohms and a reverse leakage current of 2 µA at 18.2 V.

Single Zener Diodes Feature Summary

• Military-grade qualification compliant with MIL-PRF-19500/356 standards
• High thermal stability supporting operation up to 175°C
• Surface-mount SQ-MELF package design for compact integration

Single Zener Diodes Applications

• Radiation-hardened aerospace electronic systems
• Military-grade voltage regulation circuits
• High-reliability reference voltage sources

Single Zener Diodes Procurement Notes

Verify that the specific part number suffix matches the required military qualification level. Confirm compliance with MIL-PRF-19500/356 specifications before procurement. Ensure the SQ-MELF package dimensions align with the target PCB footprint. Validate operating temperature ranges against environmental requirements.

Single Zener Diodes Selection Notes

Select this component when radiation hardness and high-temperature reliability are critical. The 5 W power rating supports substantial energy dissipation in regulated applications. The ±5% voltage tolerance provides precise regulation without excessive cost. Consider the D-5B package constraints for board layout planning.

Single Zener Diodes Part Context

This component belongs to the 1N49xxUS series of Zener diodes produced by Microchip Technology. It shares the SQ-MELF form factor with other devices in the family but is distinguished by its specific 24 V rating and military-grade screening. It serves as a specialized replacement for standard commercial Zener diodes in harsh environments.

Single Zener Diodes Replacement Considerations

Publicly confirmed parameter-equivalent substitutes include JAN1N4967CUS, JAN1N4967DUS, JANTX1N4967CUS, JANTX1N4967DUS, JANTX1N4967US, and JANTXV1N4967US/TR.