BLM03HB191SZ1D

Chip Ferrite Bead Overview

The Murata BLM03HB191SZ1D is a single-line ferrite chip bead in the BLM03H series, designed for surface-mount applications. It features an impedance of 190 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 1 Ohm. It operates within a temperature range of -55°C to +125°C. The physical dimensions are 0.6 mm in length, 0.3 mm in width, and 0.3 mm in height, corresponding to the 0201 (0603 metric) package.

Chip Ferrite Bead Feature Summary

• Provides high-impedance signal line filtering for EMI suppression
• Automotive-grade reliability certified under AEC-Q200 standards
• Compact 0201 footprint suitable for dense PCB layouts

Chip Ferrite Bead Applications

• High-speed data line noise suppression in automotive electronics
• Power supply input filtering for sensitive ICs
• Signal integrity enhancement in mobile communication devices

Chip Ferrite Bead Procurement Notes

Verify the specific suffix 'SZ1D' against official Murata documentation to confirm material composition and termination plating specifications. Ensure the procurement source provides valid traceability records and RoHS compliance certificates. Cross-reference the manufacturer part number with authorized distributor catalogs to prevent substitution errors during assembly.

Chip Ferrite Bead Selection Notes

Select this component when a compact ferrite bead with 190 Ohms impedance is required for 100 MHz noise attenuation. The 200 mA current rating must align with the target circuit's operating conditions. Verify that the 0201 package size fits the available board space and that the thermal characteristics support the intended operational environment.

Chip Ferrite Bead Part Context

This component belongs to the BLM03H series of ferrite beads from Murata Electronics. The series is characterized by its small 0201 package size and automotive qualification. It serves as a passive electronic component primarily used for electromagnetic interference suppression in modern electronic circuits requiring minimal footprint.

Chip Ferrite Bead Replacement Considerations

Consult official Murata cross-reference guides for verified substitutes. Potential alternatives include other BLM03H variants with similar impedance ratings or comparable automotive-grade ferrite beads from authorized manufacturers that meet the same electrical and dimensional specifications.