BLM18BD222SH1D

Chip Ferrite Bead Overview

The Murata BLM18BD222SH1D is a single ferrite chip bead in the BLM18BD series, designed for surface mount technology. It features a 0603 (1608 metric) package with dimensions of 1.6 mm length, 0.8 mm width, and 0.8 mm height. The component provides an impedance of 2200 Ohms at a test frequency of 100 MHz with a tolerance of 25%. It supports a maximum DC current of 1 A and has a maximum DC resistance of 1.6 Ohms. The device operates within a temperature range of -55°C to +125°C and holds AEC-Q200 qualification.

Chip Ferrite Bead Feature Summary

• Provides high impedance attenuation for electromagnetic interference suppression in compact layouts
• AEC-Q200 qualified for automotive reliability standards
• Designed for surface mount integration on printed circuit boards

Chip Ferrite Bead Applications

• Automotive electronic systems
• Power supply line filtering
• Signal integrity protection in high-speed circuits

Chip Ferrite Bead Procurement Notes

Verify the specific suffix SH1D against official Murata documentation to confirm packaging and tape specifications. Ensure the selected variant matches the required impedance tolerance and current rating for the target application. Cross-reference the part number with authorized distributors to confirm authenticity and traceability before procurement.

Chip Ferrite Bead Selection Notes

Select this component when a 0603 footprint is required for high-impedance noise suppression. The 1 A current rating suits moderate power lines, while the 2200 Ohm impedance targets specific frequency ranges. Verify that the thermal operating range meets environmental requirements and that the low DC resistance minimizes voltage drop in the circuit path.

Chip Ferrite Bead Part Context

This part belongs to the Murata BLM18BD series of single ferrite beads. The series utilizes manganese-zinc ferrite materials optimized for broadband noise absorption. The BLM18BD designation indicates the specific impedance class within the standard 0603 form factor family used for general EMI suppression.

Chip Ferrite Bead Replacement Considerations

Direct substitutes include other Murata 0603 ferrite beads with identical 2200 Ohm impedance and 1 A current ratings, such as variants from the BLM18AG or BLM18PG series, provided they meet the same AEC-Q200 and dimensional constraints.