BLM18BB141SH1D

Chip Ferrite Bead Overview

The Murata BLM18BB141SH1D is a single ferrite chip bead in a 0603 (1608 metric) SMD package. It provides an impedance of 140 Ohms at a test frequency of 100 MHz with a tolerance of 25%. The component supports a maximum DC current of 450 mA and has a maximum DC resistance of 350 mOhms. It operates within a temperature range of -55°C to +125°C, with physical dimensions of 1.6 mm length, 0.8 mm width, and 0.6 mm height.

Chip Ferrite Bead Feature Summary

• Provides high-frequency noise suppression through resistive loss characteristics
• Designed for surface mount integration in compact circuit layouts
• Engineered for automotive reliability under AEC-Q200 qualification standards

Chip Ferrite Bead Applications

• Automotive infotainment systems
• Embedded processor and controller circuits
• General electronic noise filtering applications

Chip Ferrite Bead Procurement Notes

Verify the specific suffix against official documentation to confirm exact electrical tolerances and packaging configurations. Ensure the selected variant matches the required impedance and current ratings for the target application. Cross-reference the manufacturer part number with authorized distributor catalogs to confirm availability and authenticity before finalizing procurement orders.

Chip Ferrite Bead Selection Notes

Select this component when a 140 Ohm impedance at 100 MHz is required for noise suppression in space-constrained designs. The 0603 footprint allows for dense PCB routing. Consider the 450 mA current rating to ensure the component does not saturate or overheat during normal operation. Verify thermal management requirements given the 350 mOhm DC resistance.

Chip Ferrite Bead Part Context

This component belongs to the BLM18 series of ferrite beads manufactured by Murata Electronics. The series offers various impedance values and current ratings within standardized 0603 packages. These components are widely used for EMI suppression in digital and analog circuits, providing a balance between size, performance, and cost-effectiveness for mass-produced electronics.

Chip Ferrite Bead Replacement Considerations

Consult official substitution guides for equivalent parts with matching impedance and current ratings. Verify package compatibility and thermal characteristics before replacing.