JAN1N4993CUS

Single Zener Diodes Overview

The JAN1N4993CUS is a military-grade Zener diode manufactured by Microchip Technology. It features a nominal Zener voltage of 270 V with a tight tolerance of ±2%. The device is rated for a maximum power dissipation of 5 W and operates within an extended temperature range from -65°C to +175°C junction temperature. It utilizes an axial leaded E-package suitable for through-hole mounting. This component complies with the MIL-PRF-19500/356 specification, ensuring reliability for demanding environments.

Single Zener Diodes Feature Summary

• Military-grade construction compliant with MIL-PRF-19500/356 standards
• High thermal stability supporting operation up to 175°C junction temperature
• Precision voltage regulation with ±2% tolerance at 270 V
• Robust 5 W power dissipation capability in an axial package

Single Zener Diodes Applications

• High-reliability aerospace voltage regulation circuits
• Military electronic equipment protection systems
• Precision reference voltage sources in harsh environments
• Overvoltage protection for critical defense instrumentation

Single Zener Diodes Procurement Notes

Verify that the specific part number includes the required suffixes for packaging and testing options. Confirm compliance with the latest revision of MIL-PRF-19500/356. Ensure that the procurement channel provides full traceability documentation. Check for any specific environmental screening requirements mandated by the end-use application before finalizing orders.

Single Zener Diodes Selection Notes

Select this component when strict military specifications and high voltage precision are required. The 270 V rating and ±2% tolerance make it suitable for precise regulation tasks. Consider the axial package constraints for PCB layout. Verify that the 5 W power rating aligns with the thermal management capabilities of the target system design.

Single Zener Diodes Part Context

This component belongs to the JAN series of Zener diodes produced by Microchip Technology. These devices are designed specifically for military and aerospace applications requiring high reliability. The series covers various voltage ratings while maintaining consistent performance standards defined by military specifications.

Single Zener Diodes Replacement Considerations

Direct substitutes include JAN1N4993C and JANTX1N4993CUS. Verify that alternative parts meet the same MIL-PRF-19500/356 standard. Ensure voltage tolerance and power dissipation ratings match or exceed the original requirements.