BZT52C3V9-HE3_A-18

Single Zener Diodes Overview

The BZT52C3V9-HE3_A-18 is a silicon planar Zener diode manufactured by Vishay General Semiconductor - Diodes Division. It provides a nominal Zener voltage of 3.9 V with a tolerance of ±5%. The device operates within a temperature range of -55 °C to +150 °C and features an AEC-Q101 qualification for automotive applications. It utilizes the SOD-123 surface-mount package and is supplied in taped reels containing 10,000 units per reel.

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 circuit protection
• 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 quantity and packaging format. Ensure compliance with RoHS directives and AEC-Q101 standards for intended deployment environments.

Single Zener Diodes Selection Notes

Select this component when a precise 3.9 V regulation point is required in space-constrained designs. The SOD-123 footprint offers efficient board utilization. Verify thermal management capabilities against expected power dissipation levels during operation.

Single Zener Diodes Part Context

This part belongs to the BZT52 series of small signal Zener diodes. The series encompasses a wide range of voltage ratings from 2.2 V to 75 V. The HE3 variant specifically denotes enhanced efficiency and environmental compliance compared to standard commercial grade options.

Single Zener Diodes Replacement Considerations

BZT52C3V9-HE3_A-08