1N5253/TR

Single Zener Diodes Overview

The Microchip Technology 1N5253/TR is a single Zener diode designed for voltage regulation applications. It features a nominal Zener voltage of 25 V with a 5% tolerance, tested at a current of 5 mA. The device operates in the DO-213AB-2 (SOD-80) surface-mount package and dissipates up to 500 mW. It maintains functionality across an extended temperature range from -65°C to +175°C. Key electrical characteristics include a maximum reverse leakage current of 100 nA, a Zener impedance of 35 Ohms, and a forward voltage of 1.1 V. The component exhibits a voltage temperature coefficient of 0.089 %/°C.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation within a 5% tolerance band at a nominal 25 V level.
• Engineered for high-temperature reliability with operation extending up to +175°C.
• Utilizes a compact surface-mount DO-213AB-2 package for automated assembly integration.

Single Zener Diodes Applications

• Voltage reference circuits requiring precise potential levels
• Over-voltage protection stages in power supply systems
• Biasing networks for semiconductor devices

Single Zener Diodes Procurement Notes

Verify the specific suffix configuration against the official datasheet to ensure compatibility with required testing standards or screening levels. Confirm that the DO-213AB-2 package dimensions align with the target PCB footprint. Cross-reference the manufacturer's latest documentation to validate RoHS compliance status and any recent design changes affecting pinout or thermal performance.

Single Zener Diodes Selection Notes

Select this component when a 25 V regulation point is required in a surface-mount layout. Ensure the circuit design accommodates the 500 mW power dissipation limit under worst-case thermal conditions. Verify that the 35 Ohm impedance meets the dynamic stability requirements of the application. Consider the -65°C to +175°C operating range for environmental suitability.

Single Zener Diodes Part Context

This part belongs to the standard Zener diode series manufactured by Microchip Technology. It serves as a fundamental discrete semiconductor component for maintaining constant voltage levels in electronic circuits. The DO-213AB-2 package offers a balance between power handling and board space efficiency compared to larger axial leads.

Single Zener Diodes Replacement Considerations

Consult official substitution guides for equivalent parts with matching 25 V Zener voltage, 500 mW power rating, and DO-213AB-2 package. Verify parameter alignment for leakage current and impedance before implementation.