BZT52C2V7-HE3_A-18

Single Zener Diodes Overview

The BZT52C2V7-HE3_A-18 is a silicon planar Zener diode from Vishay Semiconductors, housed in an SOD-123 surface-mount package. It provides a nominal Zener voltage of 2.7 V with a ±5% tolerance and operates at a test current of 5 mA. The device supports a maximum power dissipation of 500 mW and functions within a temperature range of -55 °C to +150 °C. It is AEC-Q101 qualified for automotive applications and supplied in tape-and-reel packaging.

Single Zener Diodes Feature Summary

• AEC-Q101 qualified for automotive reliability requirements
• ESD protection exceeding 8 kV via human body model
• RoHS-compliant HE3_A construction variant

Single Zener Diodes Applications

• Automotive circuit voltage regulation
• General-purpose voltage reference circuits
• Overvoltage protection in electronic systems

Single Zener Diodes Procurement Notes

Verify the specific ordering code suffix against official documentation to confirm the presence of AEC-Q101 qualification and RoHS compliance. Confirm that the requested quantity matches the standard reel size specified by the manufacturer. Ensure compatibility with the required surface-mount soldering profile before finalizing procurement.

Single Zener Diodes Selection Notes

Select this component when a precise 2.7 V reference is needed in a compact SMD footprint. The HE3_A suffix indicates automotive-grade qualification suitable for harsh environments. Consider the low dynamic resistance and negative temperature coefficient characteristics inherent to sub-5 V Zener diodes for thermal stability analysis.

Single Zener Diodes Part Context

This part belongs to the BZT52 series of small signal Zener diodes manufactured by Vishay General Semiconductor. The series covers a wide voltage range from 2.2 V to 75 V using the E24 grading standard. The BZT52C2V7-HE3_A-18 specifically utilizes the SOD-123 package for automated surface-mount assembly.

Single Zener Diodes Replacement Considerations

BZT52C2V7-E3-18

Single Zener Diodes FAQ

What is the ESD capability of this component?

The device offers an ESD capability greater than 8 kV according to the Human Body Model and greater than 800 V according to the Machine Model.

Does the HE3_A suffix indicate a functional change?

No, the suffix denotes a specific manufacturing variant that is RoHS-compliant and AEC-Q101 qualified, without altering the electrical function.