SMB3EZ22D5-TP

Single Zener Diodes Overview

The SMB3EZ22D5-TP is a surface-mount silicon Zener diode manufactured by Micro Commercial Components. It features a nominal voltage of 22 V with a tolerance of ±5% and a maximum power dissipation of 3 W. The device utilizes the DO-218AA (SMC) package and operates within a junction temperature range of -55°C to +175°C. Key electrical characteristics include a maximum reverse leakage current of 5 µA at 17.6 V and a maximum Zener impedance of 4.5 Ω.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation for circuit protection applications
• Designed for high thermal stability in surface-mount configurations
• Constructed using silicon planar technology for reliability

Single Zener Diodes Applications

• Voltage reference circuits
• Over-voltage protection stages
• Clamping applications in power supplies

Single Zener Diodes Procurement Notes

Verify component authenticity through authorized MCC distributors or certified suppliers. Confirm RoHS compliance status and check for recent Product Change Notifications regarding packaging or material updates. Ensure storage conditions align with manufacturer specifications to maintain device integrity prior to assembly.

Single Zener Diodes Selection Notes

Select this component when a 22 V regulation point is required in an SMC footprint. Consider the 3 W power rating and 175°C junction temperature limit for thermal management. Compare against lower-power SMA/SMB variants if space constraints allow, or higher-power packages if heat dissipation is critical.

Single Zener Diodes Part Context

This part belongs to the MCC 3EZ series of surface-mount Zener diodes. The series offers various voltage options in the DO-218AA package, targeting industrial and consumer electronics markets requiring robust voltage regulation in compact form factors.

Single Zener Diodes Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with alternative manufacturers' SMC-package Zener diodes based on matching voltage, power, and impedance specifications.