BLM15KD200SN1D

Chip Ferrite Bead Overview

The Murata BLM15KD200SN1D is a single-line ferrite chip bead from the BLM15_SN series, designed for surface-mount applications in the 0402 (1005 metric) package. It provides an impedance of 20 Ohms at 100 MHz with a tolerance of 25%. The component supports a maximum DC current of 3.8 A and exhibits a maximum DC resistance of 11 mOhms. It operates within a temperature range of -55°C to +125°C and measures 1.0 mm in length, 0.5 mm in width, and 0.5 mm in height.

Chip Ferrite Bead Feature Summary

• Provides effective high-frequency noise suppression for signal lines through ferrite material properties.
• Supports high-current operation suitable for power distribution networks requiring low insertion loss.
• Features a compact 0402 footprint optimized for dense surface-mount circuit board layouts.

Chip Ferrite Bead Applications

• High-speed data line filtering
• Power supply noise suppression
• General-purpose EMI suppression

Chip Ferrite Bead Procurement Notes

Verify the specific suffix SN1D against the official Murata datasheet to confirm impedance and current ratings. Ensure the ordering quantity aligns with standard factory packaging configurations. Cross-reference the manufacturer part number with authorized distributor catalogs to validate authenticity and traceability before finalizing procurement orders.

Chip Ferrite Bead Selection Notes

Select this component when a low-impedance path is required alongside significant noise attenuation at 100 MHz. The high current rating of 3.8 A makes it appropriate for power rails where minimal voltage drop is critical. Compare against other BLM15 variants if different impedance values or physical dimensions are necessary for the specific design constraints.

Chip Ferrite Bead Part Context

This component belongs to the Murata BLM15 family of ferrite beads, which are widely used for electromagnetic interference suppression. The BLM15 series offers various impedance and current combinations in standardized packages, allowing designers to balance noise performance with electrical load requirements efficiently.

Chip Ferrite Bead Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult Murata technical resources for equivalent alternatives if this specific part number is unavailable.