JANTXV1N746CUR-1

Single Zener Diodes Overview

The JANTXV1N746CUR-1 is a hermetically sealed, leadless Zener diode manufactured by Microchip Technology. It operates in the DO-213AA surface-mount package and provides a nominal voltage of 3.3 V with a tight tolerance of ±2%. The device handles a maximum power dissipation of 500 mW and maintains an operating temperature range from -65°C to +175°C. Key electrical characteristics include a maximum impedance of 28 Ohms and a reverse leakage current of 5 µA at 1 V.

Single Zener Diodes Feature Summary

• Hermetically sealed glass encapsulation for environmental protection
• High-temperature operation capability up to 175°C
• Tight voltage tolerance ensuring precise regulation
• Leadless surface-mount design for compact integration

Single Zener Diodes Applications

• Military aerospace electronic systems
• Harsh environment circuit protection
• Precision voltage reference applications
• Spacecraft power management circuits

Single Zener Diodes Procurement Notes

Verify the specific manufacturer source, as this component may be produced under contract by entities such as Cobham or MACOM while retaining the Microchip designation. Confirm that the received units match the JANTXV quality level and MIL-PRF-19500/127 compliance requirements. Ensure the package type is strictly DO-213AA leadless glass MELF. Request full traceability documentation and test reports to validate performance against military specifications before deployment.

Single Zener Diodes Selection Notes

Select this component when high-reliability voltage regulation is required in extreme thermal conditions. The ±2% tolerance makes it suitable for precision applications where standard commercial diodes lack accuracy. The leadless glass construction offers superior sealing compared to plastic packages. Consider the 500 mW power rating for thermal management in dense circuit layouts.

Single Zener Diodes Part Context

This part belongs to the 1N746 series of Zener diodes, specifically the JANTXV grade which denotes enhanced reliability and screening. It is designed for critical applications where failure is not an option. The series covers various voltage levels, with this specific unit providing 3.3 V regulation. It serves as a robust alternative to through-hole variants like the JANTXV1N746D-1.

Single Zener Diodes Replacement Considerations

• JANTX1N746CUR-1
• JANTXV1N746AUR-1

Single Zener Diodes FAQ

What is the maximum operating temperature?

The device supports an extended operating temperature range up to +175°C.

Is the package leaded?

No, it uses a leadless DO-213AA glass MELF package.