BLM03PX220SN1D

Chip Ferrite Bead Overview

The Murata BLM03PX220SN1D is a single-line ferrite chip bead in a 0201 (0603 metric) surface-mount package. It provides an impedance of 22 Ohms at 100 MHz with a maximum DC resistance of 40 milliohms and a rated current of 1.8 Amperes. The component operates within a temperature range of -55°C to +125°C, ensuring stability for noise suppression applications.

Chip Ferrite Bead Feature Summary

• Provides effective electromagnetic interference suppression for high-speed signal lines
• Supports compact circuit board layouts through miniaturized 0201 packaging
• Maintains low DC resistance to minimize power loss in power supply circuits

Chip Ferrite Bead Applications

• Noise filtering for portable electronic devices
• Signal integrity management in high-speed data interfaces
• Power line decoupling in mobile communication modules

Chip Ferrite Bead Procurement Notes

Verify the specific suffix SN1D against official Murata documentation to confirm the exact termination plating and reel specifications. Ensure the ordering quantity aligns with standard factory packaging requirements. Cross-reference the manufacturer part number with authorized distributor databases to validate authenticity and current production status before finalizing procurement orders.

Chip Ferrite Bead Selection Notes

Select this component when space constraints require a 0201 footprint while maintaining a 1.8A current rating. The 22 Ohm impedance value is suitable for moderate noise attenuation needs. Compare the low DC resistance against alternatives to ensure minimal voltage drop in sensitive power distribution networks.

Chip Ferrite Bead Part Context

This part belongs to the BLM03 series of EMIFIL ferrite beads, designed for general-purpose noise suppression. The series offers various impedance values within the same physical envelope, allowing designers to customize filtering characteristics without altering the PCB layout dimensions or soldering processes.

Chip Ferrite Bead Replacement Considerations

Consult official Murata substitution guides for verified equivalents. Ensure any replacement maintains the 0201 footprint, 1.8A current rating, and compatible impedance profile to preserve circuit performance.