BLM15PE221SH1D

Chip Ferrite Bead Overview

The Murata BLM15PE221SH1D is a single-line ferrite bead in a 0402 (1005 metric) surface-mount package. It provides an impedance of 220 Ohms at 100 MHz with a maximum DC resistance of 170 milliohms and a rated current of 1.1A. Designed for power line noise suppression, it operates within a temperature range of -55°C to +125°C and meets AEC-Q200 automotive qualification standards.

Chip Ferrite Bead Feature Summary

• Provides effective electromagnetic interference suppression on power lines
• Supports high-current applications with low DC resistance
• Automotive-grade reliability compliant with AEC-Q200 standards

Chip Ferrite Bead Applications

• Power supply input filtering
• Noise suppression for automotive electronic modules
• EMI mitigation in compact portable devices

Chip Ferrite Bead Procurement Notes

Verify the specific suffix against official Murata documentation to confirm exact electrical tolerances and packaging configurations. Ensure the selected variant matches the required current rating and impedance profile for the target circuit design before finalizing procurement orders.

Chip Ferrite Bead Selection Notes

Select this component when space constraints require a 0402 footprint for power line filtering. The 1.1A rating suits moderate current paths, while the 220 Ohm impedance targets common switching frequencies. Verify thermal management requirements given the small physical size and power dissipation characteristics.

Chip Ferrite Bead Part Context

This part belongs to the BLM series of chip ferrite beads from Murata Electronics. These components are engineered for high-density PCB layouts, offering reliable noise attenuation in minimal board areas. The series supports various impedance values and current ratings to accommodate diverse signal and power integrity needs.

Chip Ferrite Bead Replacement Considerations

Check for direct substitutes like BLM15HB221SH1D or BLM15BX221SZ1D if current handling differs. Verify that alternative packages maintain compatible impedance curves and thermal performance for the specific application environment.