BLM15BB221SZ1D

Chip Ferrite Bead Overview

The Murata BLM15BB221SZ1D is a chip ferrite bead in the 0402 (1005 metric) surface-mount package. It provides an impedance of 220 Ohms at a test frequency of 100 MHz with a tolerance of 25%. The component supports a maximum DC current of 200 mA and has a maximum DC resistance of 800 mOhms. It operates within a temperature range of -55°C to +125°C and holds AEC-Q200 qualification.

Chip Ferrite Bead Feature Summary

• Provides electromagnetic interference suppression for high-speed signal lines
• Features a compact 0402 footprint for space-constrained designs
• Includes automotive reliability certification

Chip Ferrite Bead Applications

• High-speed signal line filtering
• EMI suppression filters
• Automotive electronic circuits

Chip Ferrite Bead Procurement Notes

Verify the suffix 'Z' against official documentation, as it may indicate specific packaging or material variations distinct from standard variants like 'N'. Confirm that the AEC-Q200 qualification aligns with target automotive requirements. Ensure the 200 mA current rating meets circuit load demands to prevent saturation.

Chip Ferrite Bead Selection Notes

Select this component when a 0402 size is required for 220 Ohm impedance at 100 MHz. Compare the 800 mOhms DC resistance against power loss constraints. Verify compatibility with SMD/SMT assembly processes. Consider alternative series if higher current handling or different impedance characteristics are needed.

Chip Ferrite Bead Part Context

This part belongs to the Murata BLM15 series of chip ferrite beads. The series offers various impedance values and current ratings in the 0402 package. It serves as a passive component for noise reduction in digital and analog circuits. The manufacturer provides detailed datasheets for electrical characterization.

Chip Ferrite Bead Replacement Considerations

BLM15BB221SN1D shares identical electrical specifications including 220 Ohms impedance and 200 mA rating. Verify if the packaging suffix difference impacts supply chain availability or physical dimensions.