JANTX1N5533CUR-1

Single Zener Diodes Overview

The JANTX1N5533CUR-1 is a hermetically sealed Zener diode manufactured by Microchip Technology. It features a nominal voltage of 13 V with a tight tolerance of ±2%. The device operates in the surface-mount DO-213AA package and dissipates up to 500 mW. Key electrical parameters include a maximum dynamic impedance of 90 Ohms and a reverse leakage current of 50 nA at 10.8 V. It supports an operating temperature range from -65°C to 175°C and meets MIL-PRF-19500/437 standards.

Single Zener Diodes Feature Summary

• Hermetically sealed glass MELF package for environmental protection
• Tight voltage tolerance of ±2% for precision regulation
• Radiation hard design suitable for harsh environments
• Internal metallurgical bond for enhanced reliability

Single Zener Diodes Applications

• Military aerospace voltage regulation circuits
• High-reliability power supply reference designs
• Harsh environment electronic systems requiring radiation hardness

Single Zener Diodes Procurement Notes

Verify the specific suffix configuration against the official datasheet to ensure correct tolerance and qualification level. Confirm that the DO-213AA package matches the target PCB footprint. Check for RoHS exemption status as this component may not comply with standard restrictions. Validate military qualification requirements against project specifications before ordering.

Single Zener Diodes Selection Notes

Select this component when precise voltage regulation is required in space-constrained surface-mount applications. The ±2% tolerance offers higher accuracy than standard 5% variants. Ensure the thermal management plan accounts for the 500 mW dissipation limit. Consider the hermetic seal requirement if the application involves extreme humidity or corrosive atmospheres.

Single Zener Diodes Part Context

This part belongs to the 1N553x series of surface-mount Zener diodes. It shares the same physical package and general functionality as axial-leaded equivalents but provides a compact form factor. The 'JANTX' prefix indicates a specific level of screening and quality assurance defined by military performance standards, distinguishing it from commercial grade parts.

Single Zener Diodes Replacement Considerations

Direct substitutes include other JANTX series Zener diodes with matching voltage and package. Verify pinout compatibility and thermal characteristics when considering alternative manufacturers. Ensure any replacement maintains the required hermetic sealing and radiation hardness levels.