AZ23C3V0-HE3_A-18

Overview

The AZ23C3V0-HE3_A-18 is a silicon planar Zener diode array from the AZ23 series, manufactured by Vishay General Semiconductor - Diodes Division. It features a dual common anode configuration within a SOT-23 surface-mount package. The nominal Zener voltage is 3.0 V with a standard tolerance of ±5%. Electrical characteristics include a maximum reverse leakage current of 10 µA at 1 V and a dynamic resistance of 95 Ω at a test current of 5 mA. The device is AEC-Q101 qualified for automotive applications and operates within a temperature range of -55 °C to +150 °C.

Feature Summary

• Dual common anode Zener diode array in a compact SOT-23 package
• AEC-Q101 qualified for automotive reliability standards
• RoHS-compliant construction with lead-free terminals
• ESD protection capability exceeding 8 kV (HBM) and 800 V (MM)

Applications

• Automotive circuit voltage regulation
• Transient voltage suppression in low-voltage lines
• Reference voltage generation in sensor interfaces

Procurement Notes

Verify that the ordering code matches the specific suffix requirements for automotive qualification and reel packaging. Confirm RoHS compliance status and material categorization details against the latest Vishay documentation before finalizing procurement orders to ensure alignment with project specifications.

Selection Notes

Select this component when a dual common anode Zener array is required for space-constrained designs. Ensure the 3.0 V nominal voltage and ±5% tolerance meet the circuit's regulatory needs. Verify thermal management capabilities based on the specified power dissipation limits under expected operating conditions.

Part Context

This part belongs to the AZ23 series of small signal Zener diodes. The series offers a wide range of Zener voltages from 2.2 V to 75 V. Variants are available with different tolerances and packaging options to suit various commercial and industrial applications.

Replacement Considerations

AZ23C3V0-E3-18

FAQ

What is the ESD protection rating for the AZ23C3V0-HE3_A-18?

The device provides ESD protection greater than 8 kV according to the Human Body Model (HBM) and greater than 800 V according to the Machine Model (MM), as per AEC-Q101 standards.

How does the 'HE3_A' suffix affect the component's qualification?

The 'HE3_A' suffix indicates that the device is RoHS-compliant and qualified to the AEC-Q101 automotive reliability standard, distinguishing it from commercial grade variants.

What is the maximum operating junction temperature?

The maximum operating junction temperature (Tj) for the AZ23 series is 150 °C.