1N5227A

Single Zener Diodes Overview

The Microchip Technology 1N5227A is a single Zener diode designed for voltage regulation applications. It features a nominal Zener voltage of 3.6 V with a 5% tolerance and operates within a power dissipation limit of 500 mW. The device utilizes a DO-35 axial leaded package suitable for through-hole mounting. Key electrical characteristics include a maximum reverse leakage current of 15 µA, a Zener impedance of 24 Ohms at the test current, and a forward voltage of 1.5 V. It supports a wide operating temperature range from -65°C to +175°C.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation across a broad operating current and temperature range
• Features hermetically sealed glass passivation for environmental protection
• Offers low capacitance and minimal noise for sensitive circuit applications

Single Zener Diodes Applications

• Voltage reference circuits requiring precise potential levels
• Overvoltage protection in electronic systems
• Clamping applications in signal processing paths

Single Zener Diodes Procurement Notes

Verify the specific suffix designation against official Microchip documentation to confirm exact tolerance and testing parameters. Ensure the procurement channel provides valid traceability records. Confirm RoHS compliance status as it varies by manufacturing site and date code. Validate package integrity upon receipt to prevent mechanical damage to the axial leads.

Single Zener Diodes Selection Notes

Select this component when a 3.6 V reference is required in a standard axial package. Consider the 500 mW power rating for thermal management in enclosed environments. Evaluate the Zener impedance value for dynamic regulation requirements. Compare the operating temperature range against the intended application environment to ensure reliability under extreme conditions.

Single Zener Diodes Part Context

This part belongs to the widely recognized 1N5221 through 1N5281 series of Zener diodes. These components are established standards in the electronics industry for general-purpose voltage regulation. The series offers a comprehensive selection of voltage values in consistent packaging formats, facilitating design continuity and supply chain stability across various product generations.

Single Zener Diodes Replacement Considerations

Direct replacements must match the 3.6 V Zener voltage, 500 mW power rating, and DO-35 package. Verify that substitute parts meet the same electrical specifications for leakage current and impedance. Ensure compatibility with existing PCB footprints and mounting constraints.