AZ23B8V2-HE3_A-08

Overview

The AZ23B8V2-HE3_A-08 is a dual common anode silicon planar Zener diode array from the Vishay AZ23 series, housed in a SOT-23 surface-mount package. It features an 8.2 V nominal Zener voltage with a tight ±2 % tolerance and a maximum dynamic resistance of 7 Ω at a test current of 5 mA. The device is AEC-Q101 qualified for automotive reliability, operates within a -55 °C to +150 °C temperature range, and dissipates up to 300 mW on an FR-4 board.

Feature Summary

• Dual common anode configuration providing two independent Zener channels in a single compact footprint
• AEC-Q101 qualification ensuring robust performance and reliability for demanding automotive electronic environments
• High electrostatic discharge (ESD) protection capability exceeding 8 kV via human body model standards

Applications

• Automotive circuit voltage regulation and clamping applications
• Protection of sensitive input pins against transient overvoltage events
• Reference voltage generation in precision measurement instrumentation

Procurement Notes

Verify component authenticity by cross-referencing the manufacturer's part number and ordering code directly with authorized distribution channels. Confirm that the specific suffix matches the required AEC-Q101 qualification status and tape-and-reel packaging specifications before finalizing procurement orders.

Selection Notes

Select this variant when a precise 8.2 V breakdown voltage with strict ±2 % tolerance is required. Ensure the design accommodates the dual common anode topology and verify that the thermal dissipation requirements align with the specified junction-to-lead thermal resistance limits under expected operating conditions.

Part Context

This component belongs to the broader AZ23 series of small signal Zener diodes manufactured by Vishay Semiconductors. The series offers a wide range of standardized voltage options graded according to international E24 standards, allowing designers to select appropriate breakdown voltages while maintaining consistent physical dimensions and electrical characteristics across the product line.

Replacement Considerations

AZ23B8V2-E3-08

FAQ

What is the maximum reverse leakage current specified for this device?

The maximum reverse leakage current is specified as 0.1 μA when measured at a reverse voltage of 6 V.

How does the 'HE3_A' suffix affect the device classification?

The 'HE3_A' suffix indicates that the device is RoHS-compliant and has been qualified according to the AEC-Q101 automotive standard.

What is the marking code printed on the component?

The marking code printed on the top surface of the device is DE3.