AZ23C47-E3-18

Overview

The AZ23C47-E3-18 is a silicon planar Zener diode array from the Vishay AZ23 series, housed in an SOT-23 package. It features a common anode configuration with two independent Zener diodes sharing a single terminal. The nominal Zener voltage is 47 V, with a tolerance of ±5%. Electrical testing is conducted at a test current (IZT1) of 2 mA. The device supports a maximum power dissipation of 300 mW on an FR-4 board and operates within a temperature range of -55 °C to +150 °C.

Feature Summary

• Dual Zener diodes integrated into a single common anode structure for space-efficient circuit design.
• Compliant with RoHS standards and manufactured using commercial grade materials.
• Engineered with high electrostatic discharge protection capabilities exceeding specified human body model thresholds.

Applications

• Voltage reference circuits requiring dual stable potential levels.
• Overvoltage protection stages in signal conditioning paths.
• Clamping applications in electronic control modules.

Procurement Notes

Verify component authenticity by cross-referencing the manufacturer's document number 86340 and revision history. Confirm that the ordering suffix matches the required tape and reel specifications. Ensure compliance with regional environmental directives before finalizing procurement orders.

Selection Notes

Select this specific part when a dual-channel voltage regulation solution is required within a compact surface-mount footprint. Evaluate the thermal resistance characteristics against the expected ambient operating conditions to ensure reliable performance under continuous load.

Part Context

This component belongs to the AZ23 series of small signal Zener diodes produced by Vishay Semiconductors. The series offers a wide range of standardized voltage options graded according to international E24 standards, providing designers with flexible choices for various precision voltage requirements.

Replacement Considerations

AZ23B47-E3-18