ECS-MPI4040R2-1R5-R

Fixed Inductors Overview

The ECS-MPI4040R2-1R5-R is a shielded surface-mount power inductor from the ECS-MPI4040 series, manufactured by ECS Inc. It features a molded core and offers an inductance of 1.5 µH with a tolerance of ±20%. The component supports a saturation current of 7.6 A and a maximum DC current of 3.8 A, while maintaining a maximum DC resistance of 44.4 mΩ. Designed for high-current applications, it operates within a temperature range of -55°C to +125°C and meets AEC-Q200 qualification standards. The physical dimensions are 4.45 mm in length, 4.06 mm in width, and 1.85 mm in height.

Fixed Inductors Feature Summary

• Shielded construction with a molded core to minimize electromagnetic interference
• AEC-Q200 qualified for automotive reliability requirements
• High saturation current capability for demanding power circuits

Fixed Inductors Applications

• Automotive electronics systems
• High-current DC-DC converter circuits
• Power management modules requiring compact shielding

Fixed Inductors Procurement Notes

Verify the specific manufacturer designation, as this part number may be associated with Eaton Electronics or ECS International depending on the supply chain source. Confirm RoHS compliance status and ensure the package dimensions match the required PCB footprint before integration. Check for end-of-life notices or obsolescence warnings from the supplier.

Fixed Inductors Selection Notes

Select this component when a compact, shielded inductor with high saturation current is required for space-constrained designs. The 1.5 µH value and low DC resistance make it suitable for efficient power conversion stages. Ensure the operating environment falls within the specified temperature range and that the mounting style aligns with automated assembly processes.

Fixed Inductors Part Context

This component belongs to the MPI4040 series of power inductors, characterized by its small form factor and robust performance. The series includes various inductance values tailored for different current ratings, all sharing similar physical dimensions and shielding technologies to facilitate consistent design implementation across multiple product lines.

Fixed Inductors Replacement Considerations

Cross-reference with other 1.5 µH shielded SMD inductors in the 4540 metric package size. Verify equivalent saturation and RMS current ratings to ensure circuit compatibility. Note that some distributors list this part under Eaton Electronics branding.