BZT52C4V3-HE3-18

Single Zener Diodes Overview

The BZT52C4V3-HE3-18 is a silicon planar Zener diode manufactured by Vishay General Semiconductor - Diodes Division. It provides a nominal Zener voltage of 4.3 V with a tolerance of ±5%. The device operates in the SOD-123 surface-mount package and is rated for a maximum power dissipation of 500 mW at ambient temperature. It is qualified to AEC-Q101 standards, making it suitable for automotive applications.

Single Zener Diodes Feature Summary

• AEC-Q101 qualified for automotive reliability requirements
• ESD protection capability exceeding 8 kV via human body model
• RoHS-compliant construction utilizing HE3 technology

Single Zener Diodes Applications

• Automotive electronic circuitry
• Voltage reference stabilization
• Overvoltage protection circuits

Single Zener Diodes Procurement Notes

Verify component authenticity through authorized distribution channels. Confirm that the specific ordering suffix matches the required tape-and-reel packaging format. Ensure compliance with RoHS directives and material categorization standards prior to integration into final assemblies.

Single Zener Diodes Selection Notes

Select this component when an AEC-Q101 qualified Zener diode is required for low-voltage regulation. The SOD-123 package offers compact footprint suitability for space-constrained designs. Verify thermal management requirements against the specified junction-to-lead thermal resistance for the target application environment.

Single Zener Diodes Part Context

This part belongs to the BZT52 series of small signal Zener diodes. The series covers a wide range of voltages from 2.2 V to 75 V. The HE3 suffix indicates a specific manufacturing variant compliant with automotive qualification standards, distinct from commercial grade E3 variants.

Single Zener Diodes Replacement Considerations

BZT52C4V3-E3-18