BLA2ABB470SN4D

Chip Ferrite Bead Overview

The BLA2ABB470SN4D is a four-line ferrite bead array manufactured by Murata Electronics in an 0804 (2010 metric) surface-mount package. It provides an impedance of 47 Ohms at a test frequency of 100 MHz with a maximum DC resistance of 350 mOhms. The component supports a maximum current rating of 200 mA and operates within a temperature range of -55°C to +125°C. Designed for signal line filtering, it utilizes an eight-pad board configuration.

Chip Ferrite Bead Feature Summary

• Provides simultaneous noise suppression across four independent signal lines
• Utilizes compact 0804 footprint for high-density circuit board integration
• Engineered for low-impedance power transmission with minimal signal distortion

Chip Ferrite Bead Applications

• High-speed data bus filtering
• Audio line noise suppression
• General-purpose EMI suppression in portable electronics

Chip Ferrite Bead Procurement Notes

Verify the specific suffix against official Murata documentation to confirm impedance tolerance and packaging type. Ensure the selected variant matches the required signal line count and current rating for the target application. Cross-reference the datasheet revision date to guarantee compliance with current environmental standards and material specifications before finalizing procurement orders.

Chip Ferrite Bead Selection Notes

Select this component when space constraints require a multi-line filter solution in an 0804 package. Evaluate the 200 mA current rating against peak load requirements to prevent saturation. Consider the 350 mOhm DC resistance impact on voltage drop. Confirm that the 47 Ohm impedance at 100 MHz aligns with the noise frequencies present in the specific circuit design.

Chip Ferrite Bead Part Context

This part belongs to the Murata EMIFIL BLA2 series of chip ferrite bead arrays. These components are designed to suppress electromagnetic interference in digital and analog circuits. The BLA2 series offers various line configurations and impedance values to address diverse noise mitigation needs in modern electronic devices.

Chip Ferrite Bead Replacement Considerations

Consult official Murata substitution guides for verified equivalents. Generic cross-references may not match the precise impedance characteristics or thermal performance required for critical signal integrity applications.

Chip Ferrite Bead FAQ

What is the physical package size of the BLA2ABB470SN4D?

The component uses an 0804 (2010 metric) surface-mount package with dimensions of 2.00mm length by 1.00mm width.

How many signal lines does this ferrite bead array support?

The BLA2ABB470SN4D supports four independent signal lines within a single package.