BZX384B43-HE3-08

Single Zener Diodes Overview

The BZX384B43-HE3-08 is a silicon planar Zener diode manufactured by Vishay General Semiconductor. It provides a nominal voltage of 43 V with a tight tolerance of ±2%. The device is rated for a maximum power dissipation of 200 mW and operates within a temperature range of -55°C to +150°C. It is housed in the compact SOD-323 (SC-76) surface-mount package. The component holds AEC-Q101 qualification, ensuring reliability for automotive applications.

Single Zener Diodes Feature Summary

• AEC-Q101 qualified for automotive-grade reliability
• High stability with low leakage current and noise
• Compact SOD-323 surface-mount packaging

Single Zener Diodes Applications

• General regulation functions
• Automotive electronic circuits
• Voltage reference applications

Single Zener Diodes Procurement Notes

Verify the specific suffix against official Vishay documentation to confirm package type and tape-and-reel specifications. Confirm RoHS compliance status directly from the manufacturer datasheet prior to integration. Ensure the part number matches the exact voltage tolerance requirements for the target design.

Single Zener Diodes Selection Notes

Select this component when a precise 43 V reference is required in space-constrained designs. The ±2% tolerance offers higher precision than standard ±5% variants. The AEC-Q101 certification makes it suitable for environments requiring strict automotive quality standards and extended temperature operation.

Single Zener Diodes Part Context

This part belongs to the BZX384 series of low-power voltage regulator diodes. The 'B' designation indicates the normalized E24 ±2% tolerance range, distinguishing it from the C series which offers approximately ±5% tolerance. The HE3 suffix denotes Vishay's Green Molding compound technology, enhancing environmental compliance.