BZG05B4V7-HE3-TR3

Single Zener Diodes Overview

The BZG05B4V7-HE3-TR3 is a surface-mount Zener diode from Vishay General Semiconductor, housed in the DO-214AC (SMA) package. It features a nominal Zener voltage of 4.7 V with a tight tolerance of ±1.91%. The device is rated for a maximum power dissipation of 1.25 W and operates within a junction temperature range up to 150°C. Designed for high-reliability applications, it holds AEC-Q101 automotive qualification. The component complies with RoHS 3 standards and is supplied in tape and reel packaging for automated assembly processes.

Single Zener Diodes Feature Summary

• Automotive-grade reliability certified under AEC-Q101 standards
• High precision voltage regulation with ±1.91% tolerance
• Compact surface-mount construction in DO-214AC package

Single Zener Diodes Applications

• Automotive electronic circuit protection
• Voltage reference stabilization in compact modules
• Over-voltage protection in consumer electronics

Single Zener Diodes Procurement Notes

Verify the specific suffix HE3-TR3 against official Vishay documentation to confirm the exact packing quantity and reel specifications. Ensure the procurement channel provides traceable certificates of conformity. Confirm that the delivered components match the RoHS 3 compliance status indicated in the datasheet. Validate the AEC-Q101 certification status if the application requires strict automotive grade verification before integration into production lines.

Single Zener Diodes Selection Notes

Select this component when precise voltage clamping is required in space-constrained designs. The ±1.91% tolerance makes it suitable for applications demanding tighter regulation than standard ±5% devices. The DO-214AC package allows for efficient PCB layout in high-density assemblies. Consider the 1.25 W power rating to ensure adequate thermal headroom for the intended operating environment and duty cycle requirements.

Single Zener Diodes Part Context

This part belongs to the BZG05 series of Zener diodes manufactured by Vishay General Semiconductor - Diodes Division. The series offers various voltage options in the SMA surface-mount package. The BZG05B variant specifically denotes the tighter tolerance class compared to the standard BZG05C series. This family is designed for general-purpose protection and regulation tasks across industrial and automotive sectors.

Single Zener Diodes Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Verify pinout compatibility and electrical parameters with alternative manufacturers before substitution.