AZ23C30-G3-18

Overview

The AZ23C30-G3-18 is a silicon planar Zener diode array from the Vishay AZ23-G series, housed in an SOT-23 surface-mount package. It features a dual common-anode configuration with a nominal Zener voltage of 30 V and a ±5% tolerance. The device operates at a test current of 2 mA, dissipates up to 300 mW on FR-4 boards, and withstands junction temperatures up to 150 °C. Electrical characteristics include a maximum reverse leakage current of 50 μA and a dynamic resistance of 80 Ω.

Feature Summary

• Dual common-anode Zener diode array for space-efficient circuit designs
• Silicon planar construction ensuring stable voltage regulation
• Green commercial grade material compliance

Applications

• Voltage reference circuits requiring dual regulated rails
• Overvoltage protection for sensitive electronic components
• Clamping applications in signal processing paths

Procurement Notes

Verify the complete part number against official manufacturer documentation before procurement. Confirm that the specific suffix matches the required tape-and-reel packaging quantity and ensure all electrical parameters align with the target application requirements.

Selection Notes

Select this component when a dual common-anode Zener array is required within a compact SOT-23 footprint. Ensure the 30 V nominal voltage and ±5% tolerance meet the design specifications. Verify thermal management capabilities based on the 300 mW power dissipation limit under expected operating conditions.

Part Context

This component belongs to the AZ23-G series of small-signal Zener diodes manufactured by Vishay General Semiconductor - Diodes Division. The series offers various voltage options in the SOT-23 package, providing a standardized solution for voltage regulation and protection tasks across diverse electronic equipment.

Replacement Considerations

Parametric equivalents within the same series include AZ23C30-G3-08, which shares identical electrical characteristics but utilizes a different reel packaging format.