BLM18BB470SH1D

Chip Ferrite Bead Overview

The Murata BLM18BB470SH1D is a single-line chip ferrite bead in the EMIFIL BLM18BB series, designed for surface-mount assembly in a 0603 (1608 metric) package. It provides an impedance of 47 Ohms at 100 MHz with a maximum DC resistance of 250 mOhms and a rated current of 600 mA. The component operates within a temperature range of -55°C to +125°C and measures 1.6 mm x 0.8 mm x 0.6 mm. It is RoHS compliant and suitable for EMI suppression applications.

Chip Ferrite Bead Feature Summary

• Provides effective electromagnetic interference suppression through high impedance characteristics at target frequencies
• Supports high-current signal lines with a 600 mA rated current capacity
• Features a compact 0603 footprint for efficient space utilization on printed circuit boards

Chip Ferrite Bead Applications

• EMI suppression filters for electronic circuits
• High-speed signal line noise reduction
• Power supply input filtering

Chip Ferrite Bead Procurement Notes

Verify the specific suffix SH1D against official Murata documentation to confirm exact impedance tolerance and packaging specifications. Ensure compatibility with standard reflow soldering profiles for 0603 components. Confirm that the 600 mA rating aligns with the thermal management requirements of the target application environment.

Chip Ferrite Bead Selection Notes

Select this component when a 47 Ohm impedance at 100 MHz is required for single-line noise suppression. The 600 mA current rating makes it suitable for power delivery networks or high-current data lines. The 0603 size offers a balance between performance and board space constraints compared to larger packages.

Chip Ferrite Bead Part Context

This part belongs to the Murata EMIFIL BLM18BB series, which focuses on high-performance noise suppression in small form factors. The BLM18 family is widely used in consumer electronics and industrial equipment for maintaining signal integrity by attenuating high-frequency noise without affecting the desired signal bandwidth.

Chip Ferrite Bead FAQ

What is the maximum operating temperature for the BLM18BB470SH1D?

The component supports an operating temperature range from -55°C to +125°C.

Does this ferrite bead support AEC-Q200 automotive qualification?

No, the BLM18BB series is not listed as AEC-Q200 qualified; other series such as BLM18BA or BLM18HD may offer automotive certification.