BLM18SN220TZ1D

Chip Ferrite Bead Overview

The Murata BLM18SN220TZ1D is a single-line ferrite chip bead in a 0603 (1608 metric) surface-mount package. It provides an impedance of 22 ohms at 100 MHz with a maximum DC resistance of 350 milliohms and a rated current of 500 mA. The component operates within a temperature range of -55°C to +125°C, featuring dimensions of 1.6 mm length, 0.8 mm width, and 0.8 mm height.

Chip Ferrite Bead Feature Summary

• Provides high-frequency noise suppression for signal integrity
• Designed for surface-mount assembly on printed circuit boards
• Constructed from ferrite material for effective electromagnetic interference filtering

Chip Ferrite Bead Applications

• EMI suppression filters
• High-speed signal lines
• Power supply circuits

Chip Ferrite Bead Procurement Notes

Verify the specific suffix against official Murata documentation to confirm exact impedance tolerance and packaging configuration. Ensure the selected variant matches the required current rating and thermal performance for the target application environment before finalizing procurement.

Chip Ferrite Bead Selection Notes

Select this component when a compact 0603 footprint is required for filtering applications. Evaluate the 500 mA current rating against the circuit's operational load to prevent saturation. Confirm that the 22-ohm impedance profile aligns with the targeted noise frequency spectrum for optimal attenuation performance.

Chip Ferrite Bead Part Context

This part belongs to the BLM18 series of ferrite beads manufactured by Murata Electronics. The series offers various impedance values and current ratings within the standard 0603 case size, providing designers with flexible options for EMI suppression in space-constrained electronic designs.

Chip Ferrite Bead Replacement Considerations

Consult official Murata substitution guides for verified equivalents. Cross-reference impedance, current rating, and physical dimensions to ensure compatibility.