BZX84B11-HE3_A-08

Single Zener Diodes Overview

The BZX84B11-HE3_A-08 is a silicon planar Zener diode from Vishay Semiconductors, housed in an SOT-23 surface-mount package. It provides a nominal Zener voltage of 11 V with a tight tolerance of ±2%. The device is AEC-Q101 qualified for automotive applications and supports a maximum power dissipation of 500 mW at ambient temperatures up to 150 °C.

Single Zener Diodes Feature Summary

• AEC-Q101 qualified for automotive reliability standards
• Tight voltage tolerance of ±2% for precision regulation
• ESD protection exceeding 8 kV via human body model

Single Zener Diodes Applications

• Precision voltage reference circuits
• Overvoltage protection in automotive electronics
• Voltage clamping in signal conditioning

Single Zener Diodes Procurement Notes

Verify the specific HE3_A suffix confirms AEC-Q101 qualification status. Ensure the ordering code matches the required ±2% tolerance grade. Confirm RoHS compliance requirements align with the HE3 designation. Validate that the SOT-23 footprint matches the target PCB layout specifications.

Single Zener Diodes Selection Notes

Select this component when strict voltage accuracy is required alongside automotive-grade reliability. The ±2% tolerance distinguishes it from standard commercial grades. Verify thermal management capabilities against the specified junction-to-lead resistance. Consider the ESD rating for sensitive input stages.

Single Zener Diodes Part Context

This part belongs to the BZX84 series of small-signal Zener diodes manufactured by Vishay General Semiconductor - Diodes Division. The series offers a wide range of standardized voltages in a compact SOT-23 package suitable for high-density surface-mount assembly.

Single Zener Diodes Replacement Considerations

Substitutes must match the 11 V nominal voltage, ±2% tolerance, and SOT-23 package. Verify equivalent AEC-Q101 qualification if automotive use is intended. Check for identical power dissipation ratings and thermal characteristics.