1N5534D

Overview

The 1N5534D is a Zener diode manufactured by Microchip Technology, designed for voltage regulation applications. It features a nominal Zener voltage of 14V and a maximum power dissipation of 500mW. The device operates within a temperature range of -65°C to +175°C junction temperature. It utilizes a DO-204AH (DO-35) axial through-hole package. Key electrical characteristics include a test current of 1mA, a Zener impedance of 100 Ohms, and a maximum reverse leakage current of 10nA at the specified voltage.

Feature Summary

• Provides stable voltage regulation with a nominal 14V breakdown voltage.
• Capable of handling up to 500mW of power dissipation.
• Engineered for extended operational reliability across a wide temperature spectrum.
• Constructed in a standard axial leaded package for through-hole mounting.

Applications

• Voltage reference circuits requiring precise potential levels.
• Overvoltage protection stages in electronic systems.
• General-purpose voltage regulation tasks in low-power designs.

Procurement Notes

Verify the specific suffix designation against official Microchip documentation to ensure correct packaging and tolerance specifications. Confirm that the required Zener voltage and power ratings align with the circuit design constraints before procurement. Check for any recent product change notifications or lifecycle status updates directly from the manufacturer to guarantee long-term availability and compliance with project requirements.

Selection Notes

Select this component when a 14V Zener reference is needed in a through-hole configuration. Ensure the circuit can accommodate the specified 100 Ohm impedance and 1mA test current conditions. Verify that the thermal management strategy supports the 500mW dissipation limit within the intended operating environment. Consider the axial package dimensions for proper board layout integration.

Part Context

This part belongs to the 1N55xx series of Zener diodes produced by Microchip Technology. The series offers various voltage options within a standardized DO-35 package format. These components are widely used in discrete semiconductor applications where reliable voltage clamping and referencing are essential. The 1N5534D specifically addresses the 14V requirement within this established product line.

Replacement Considerations

Consult official Microchip datasheets for parameter-equivalent alternatives within the same series. Verify compatibility regarding voltage tolerance, power rating, and package type before substitution. Cross-reference with authorized distributors for confirmed substitute part numbers that meet identical electrical specifications.