BLM15BC241SZ1D

Chip Ferrite Bead Overview

The Murata BLM15BC241SZ1D is a single-line ferrite bead in the BLM15_Z series, housed in a 0402 (1005 metric) surface-mount package. It provides an impedance of 240 Ohms at 100 MHz and supports a maximum DC current of 250 mA. The component measures 1 mm in length, 0.5 mm in width, and 0.5 mm in height. It operates within a temperature range of -55°C to +125°C and has a maximum DC resistance of 700 milliohms. The device meets AEC-Q200 automotive qualification standards and complies with RoHS3 specifications.

Chip Ferrite Bead Feature Summary

• Provides electromagnetic interference suppression for single signal lines
• Automotive-grade reliability certified under AEC-Q200 standards
• Designed for compact surface-mount applications in small form factors

Chip Ferrite Bead Applications

• Noise filtering in automotive electronic systems
• Signal line protection in portable devices
• EMI suppression in general-purpose circuits

Chip Ferrite Bead Procurement Notes

Verify the specific suffix against official Murata documentation to confirm exact packaging and handling requirements. Ensure the selected variant matches the required impedance tolerance and current rating for the target circuit design. Cross-reference the datasheet for moisture sensitivity level and reflow soldering profiles prior to implementation.

Chip Ferrite Bead Selection Notes

Select this component when a low-profile, automotive-qualified ferrite bead is required for high-frequency noise attenuation. The 0402 footprint suits space-constrained layouts. Evaluate the 250 mA current limit and 240 Ohm impedance characteristics against the specific signal line requirements to ensure effective filtering without excessive signal degradation.

Chip Ferrite Bead Part Context

This part belongs to the Murata BLM15 series of chip ferrite beads, designed for EMI suppression. The BLM15BC241SZ1D specifically denotes the 240 Ohm impedance variant within the 0402 package size. It is part of the broader BLM15_Z family, which emphasizes miniaturization and automotive compliance for modern electronic assemblies.

Chip Ferrite Bead Replacement Considerations

Publicly confirmed substitute part numbers include ILBB0402ER241V by Vishay Dale and MU1005-241Y by Bourns Inc.