#A915AY-1R1M=P3

Overview

The Murata #A915AY-1R1M=P3 is a shielded drum core wirewound power inductor with an inductance of 1.1 µH and a tolerance of ±20%. It features a maximum DC resistance of 20 mΩ, a saturation current of 3.87 A, and a maximum current rating of 3.25 A. The component utilizes a 2020 (5050 metric) surface-mount package.

Feature Summary

• Shielded drum core construction for reduced electromagnetic interference
• High saturation current capability for stable performance under load
• Surface-mount design optimized for automated assembly

Applications

• DC-DC converter output filtering
• Power supply input stages
• General-purpose power circuitry

Procurement Notes

Verify the NRND status before integration, as this indicates the component is not recommended for new designs. Confirm availability constraints through authorized distributors, as restricted supply conditions may apply. Ensure final part identification matches the full suffix to guarantee correct electrical specifications and physical dimensions.

Selection Notes

Select this component when a compact 2020 footprint is required alongside high current handling capabilities. The 1.1 µH value suits applications needing moderate energy storage with low impedance. Evaluate thermal management requirements based on the 3.25 A continuous current rating and 20 mΩ resistance to ensure reliable operation within the specified temperature range.

Part Context

This part belongs to the A915AY series of fixed power inductors manufactured by Murata Electronics. These components are designed for general-purpose power electronics applications requiring robust magnetic shielding and high current density in a small form factor.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with alternative components from other manufacturers based on identical inductance, current ratings, and package dimensions.