DZ23C9V1-E3-18

Overview

The DZ23C9V1-E3-18 is a silicon planar Zener diode from the Vishay DZ23 series, housed in an SOT-23 surface-mount package. It provides a nominal Zener voltage of 9.1 V with a standard tolerance of ±5 %. The device operates within a temperature range of -55 °C to +150 °C and features a maximum reverse leakage current of 0.1 μA at 7 V. Electrical characteristics include a dynamic resistance of 10 Ω and a temperature coefficient ranging from 5 to 8 × 10⁻⁴/°C.

Feature Summary

• Silicon planar construction for stable voltage regulation
• ESD protection capability exceeding 8 kV via human body model
• RoHS-compliant commercial grade configuration

Applications

• Voltage reference circuits requiring stable DC levels
• Overvoltage protection stages in signal paths
• Clamping applications for transient suppression

Procurement Notes

Verify component authenticity by cross-referencing the manufacturer part number against official Vishay documentation. Confirm that the ordering suffix matches the required reel quantity and tape specifications. Ensure compliance with RoHS directives and validate storage conditions prior to assembly.

Selection Notes

Select this component when a 9.1 V reference is needed in a compact SOT-23 footprint. Evaluate thermal dissipation requirements against the 300 mW limit on FR-4 boards. Consider the specific dynamic resistance and leakage current limits for precision analog applications.

Part Context

This device belongs to the DZ23 series of small signal Zener diodes manufactured by Vishay General Semiconductor. The series offers a wide range of graded voltages according to the E24 standard, providing designers with standardized options for various circuit protection and regulation needs.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material.