3SMBJ5943BHE3-TP

Single Zener Diodes Overview

The 3SMBJ5943BHE3-TP is a surface-mount Zener diode manufactured by Micro Commercial Components (MCC). It features an SMB (DO-214AA) package and is rated for a maximum power dissipation of 3 watts. The component holds AEC-Q101 qualification, indicating suitability for automotive applications. It operates within a junction temperature range of -55°C to 150°C. The device is designed for transient voltage suppression and voltage regulation in electronic circuits requiring robust protection.

Single Zener Diodes Feature Summary

• AEC-Q101 qualified for automotive reliability standards
• Surface-mount SMB (DO-214AA) package design
• High thermal stability with extended operating temperature range

Single Zener Diodes Applications

• Automotive electronics protection
• Transient voltage suppression circuits
• Voltage regulation modules

Single Zener Diodes Procurement Notes

Verify current availability status as the component may be subject to discontinuation notices. Confirm specific electrical parameters against the official datasheet before integration. Check for authorized distributors offering genuine MCC products. Ensure compliance with RoHS directives if required by the target market. Review end-of-life notifications for long-term supply chain planning.

Single Zener Diodes Selection Notes

Select this component when automotive-grade reliability is required for surface-mount designs. The 3-watt rating supports higher energy absorption compared to standard SMB diodes. Verify that the SMB package fits the PCB footprint constraints. Consider the wide operating temperature range for harsh environment deployments. Ensure the Zener voltage matches the circuit protection requirements.

Single Zener Diodes Part Context

This part belongs to the 3SMBJ series of Zener diodes from Micro Commercial Components. The series is characterized by its 3-watt power handling capability and SMB package format. It is distinct from lower-power variants like the 1.5W SMBJ series. The HE3 suffix typically denotes specific manufacturing or environmental compliance attributes defined by MCC.

Single Zener Diodes Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Consult manufacturer documentation for recommended equivalents.