#A921CY-4R7M=P3

Overview

The #A921CY-4R7M=P3 is a shielded wirewound power inductor from Murata Electronics, part of the A921CY series. It features a ferrite core with an inductance of 4.7 µH and a tolerance of ±20%. The component has a maximum DC resistance (DCR) of 27 mΩ and a rated current of 2.45 A. Its physical dimensions are 6.30 mm x 6.20 mm x 6.00 mm max. Designed for surface mount applications, it operates within a temperature range of -40°C to +85°C.

Feature Summary

• Shielded wirewound construction utilizing a ferrite core for enhanced magnetic containment.
• Surface mount design suitable for automated PCB assembly processes.
• Nonstandard package dimensions optimized for specific footprint requirements.

Applications

• Power supply filtering circuits
• DC-DC converter input/output stages
• Signal line chokes

Procurement Notes

Verify component status as this part may be subject to obsolescence or discontinuation by the manufacturer. Confirm availability through authorized distributors and check for valid datasheets prior to procurement. Ensure compatibility with RoHS3 standards if required by project specifications.

Selection Notes

Select this inductor based on its 4.7 µH inductance value and 2.45 A rated current capability. Consider the 27 mΩ DCR for efficiency requirements and the 6.30 mm x 6.20 mm footprint for board space constraints. Verify saturation current needs against application loads.

Part Context

This component belongs to the A921CY series of fixed power inductors manufactured by Murata Electronics. It is designed for general-purpose power electronics applications requiring shielded performance. The suffix =P3 indicates specific packaging or material configuration details defined by the manufacturer.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult official Murata resources for potential cross-references or updated series replacements due to potential obsolescence status.