#A915AY-4R7M=P3

Overview

The #A915AY-4R7M=P3 is a surface-mount power inductor manufactured by Murata Electronics. It features an inductance of 4.7 µH with a tolerance of ±20%. The component has a maximum DC resistance of 45 mΩ and operates within a temperature range of -40°C to 85°C. Testing frequency is specified at 100 kHz. The physical package dimensions are approximately 5.2 mm in length, 5.2 mm in width, and 3.0 mm in height.

Feature Summary

• Surface mount construction for automated assembly
• Semi-shielded magnetic design
• RoHS compliant manufacturing

Applications

• DC-DC converter circuits
• General purpose power filtering

Procurement Notes

Verify current availability status as the part may be restricted or not recommended for new designs. Confirm exact ordering suffixes match required specifications. Check for official change notices regarding pinout or material updates before finalizing procurement plans.

Selection Notes

Select this component for applications requiring a 4.7 µH inductance in a compact SMD form factor. Ensure the circuit design accommodates the 45 mΩ DC resistance limit. Verify that the operating environment stays within the -40°C to 85°C thermal range for reliable performance.

Part Context

This part belongs to Murata's A915AY series of power inductors. The series offers various inductance values and current ratings within similar physical footprints. The specific model provides a balance between size and electrical performance for portable electronics.

Replacement Considerations

Check for official substitute part numbers from Murata if this specific variant is unavailable. Ensure replacement parts maintain identical inductance, tolerance, and physical dimensions to fit existing PCB layouts without modification.