MFBA2V1005P-471-R

Chip Ferrite Bead Overview

The MFBA2V1005P-471-R is a multilayer ferrite chip bead from the MFB series, designed for EMI suppression in surface-mount applications. It features a 0402 (1005 metric) package with dimensions of 1.0 mm length, 0.5 mm width, and 0.5 mm height. The component provides an impedance of 470 Ohms at 100 MHz and supports a maximum DC current of 1.1 A. It has a maximum DC resistance of 30 mOhms and operates within a temperature range of -40°C to +85°C.

Chip Ferrite Bead Feature Summary

• Multilayer construction for effective high-frequency noise attenuation
• Shielded design to minimize electromagnetic interference coupling
• Automotive-grade reliability compliant with AEC-Q200 standards

Chip Ferrite Bead Applications

• Power line filtering in automotive electronic control units
• EMI suppression on data buses in infotainment systems
• Noise reduction in mobile device power distribution networks

Chip Ferrite Bead Procurement Notes

Verify the specific suffix and packaging configuration against the manufacturer's latest datasheet before ordering. Confirm that the selected variant meets the required AEC-Q200 qualification if used in automotive contexts. Ensure compatibility with standard reflow soldering profiles for 0402 packages. Cross-reference part numbers with authorized distributors to avoid counterfeit components.

Chip Ferrite Bead Selection Notes

Select this component when high current handling up to 1.1 A is required alongside significant impedance at 100 MHz. The shielded architecture is suitable for dense PCB layouts where crosstalk mitigation is critical. Compare DC resistance values against other series members to ensure minimal voltage drop in power-sensitive circuits.

Chip Ferrite Bead Part Context

This part belongs to Eaton's MFBW/MFBA family of multilayer ferrite beads. These components are engineered for compact space-constrained designs. The 0402 footprint allows for high-density mounting. The product line emphasizes robust performance in harsh environments, particularly for automotive and industrial electronics requiring reliable EMI control.

Chip Ferrite Bead Replacement Considerations

Direct substitutes include MFBW1V1005-501-R or MFBM1V1005-121-R if impedance and current ratings align with circuit requirements. Verify package dimensions and terminal configurations match existing footprints. Check thermal characteristics and saturation current limits before swapping.