1N5523/TR

Overview

The Microchip Technology 1N5523/TR is a single Zener diode designed for voltage regulation applications. It features a nominal Zener voltage of 5.1 V with a tolerance of ±5%. The device operates in the DO-213AA-2 (SMA) surface-mount package and supports a maximum power dissipation of 500 mW. Key electrical parameters include a test current of 5 mA, a maximum reverse leakage current of 2 µA, and a Zener impedance of 26 Ohms. It functions within a junction temperature range of -65°C to +175°C.

Feature Summary

• Provides stable voltage regulation at a nominal 5.1 V level
• Supports surface-mount installation via compact DO-213AA-2 package
• Operates reliably across an extended industrial temperature range up to 175°C

Applications

• Voltage reference circuits requiring precise potential levels
• Overvoltage protection stages in sensitive electronic systems
• General-purpose voltage regulation in consumer electronics

Procurement Notes

Verify the specific suffix configuration against official datasheets to ensure compatibility with design requirements. Confirm that the component meets all relevant environmental compliance standards required for the target application. Cross-reference the manufacturer part number with authorized distributor catalogs to validate authenticity and traceability before finalizing procurement decisions.

Selection Notes

Select this component when a 5.1 V regulation point is required in a surface-mount form factor. Ensure the circuit design accommodates the specified 500 mW power dissipation limit under worst-case thermal conditions. Verify that the 26 Ohm impedance value aligns with the noise and stability requirements of the specific application environment.

Part Context

This component belongs to the standard Zener diode family manufactured by Microchip Technology. It is commonly utilized in discrete semiconductor designs where reliable voltage clamping or referencing is necessary. The device complements other rectifier and regulator products within the broader diode portfolio offered by the manufacturer.

Replacement Considerations

Consult official substitution guides for parameter-equivalent alternatives if supply constraints exist. Verify pinout compatibility and thermal characteristics when considering cross-manufacturer replacements.