1N5222B-1

Single Zener Diodes Overview

The Microchip Technology 1N5222B-1 is a single Zener diode designed for voltage regulation applications. It features a nominal Zener voltage of 2.5 V with a tolerance of ±5%. The device supports a maximum power dissipation of 500 mW and operates within a temperature range of -65°C to +175°C junction temperature. Packaged in the DO-204AH (DO-35) axial through-hole format, it exhibits a maximum Zener impedance of 30 Ohms at a test current of 20 mA. Reverse leakage current is specified at 100 µA @ 1 V.

Single Zener Diodes Feature Summary

• Provides stable voltage reference capabilities using a single Zener configuration.
• Engineered for robust performance across extended industrial temperature ranges.
• Utilizes an axial leaded package suitable for standard through-hole mounting processes.

Single Zener Diodes Applications

• Voltage regulation circuits
• Reference voltage generation
• Overvoltage protection

Single Zener Diodes Procurement Notes

Verify component authenticity by checking manufacturer markings against official datasheet specifications. Confirm RoHS compliance status as indicated in product documentation. Ensure ordering suffixes match required packaging or testing criteria. Validate supply chain sources to avoid counterfeit components. Review environmental compliance data prior to integration into regulated assemblies.

Single Zener Diodes Selection Notes

Select this component when a precise 2.5 V reference is required with tight tolerance constraints. Consider the DO-35 package dimensions for PCB layout compatibility. Evaluate thermal management requirements given the 500 mW power rating. Compare impedance characteristics against circuit sensitivity needs. Verify operating temperature limits align with the intended application environment.

Single Zener Diodes Part Context

This part belongs to the 1N52 series of Zener diodes manufactured by Microchip Technology. The series offers various voltage options within the same physical footprint. The 'B' suffix typically denotes a specific voltage tolerance band. The '-1' suffix may indicate specific packaging or testing variations defined by the manufacturer.

Single Zener Diodes Replacement Considerations

Direct substitutes include the 1N5222B from Microchip Technology. Other manufacturers producing equivalent 2.5 V, 500 mW Zener diodes in DO-35 packages may serve as alternatives if electrical parameters match exactly. Verify pinout and thermal characteristics before substitution.