BLM21AG471BH1D

Chip Ferrite Bead Overview

The Murata BLM21AG471BH1D is a single-line ferrite bead in an 0805 (2012 metric) surface-mount package. It provides an impedance of 470 Ohms at 100 MHz with a maximum DC resistance of 200 mOhms and a rated current of 200 mA. The component operates within a temperature range of -55°C to +125°C and features a height of 0.85 mm.

Chip Ferrite Bead Feature Summary

• Provides high-impedance noise suppression for signal lines in the MHz frequency range
• Designed for compact surface-mount integration in space-constrained PCB layouts
• Constructed from stable ferrite material suitable for general electronic applications

Chip Ferrite Bead Applications

• General-purpose EMI suppression filters
• Noise filtering for digital signal lines
• Power line decoupling in consumer electronics

Chip Ferrite Bead Procurement Notes

Verify the specific suffix BH1D against official Murata documentation to confirm impedance tolerance and termination specifications. Ensure the procurement channel sources genuine components to guarantee compliance with RoHS3 and REACH standards. Cross-reference the full part number with the manufacturer's latest datasheet before finalizing orders.

Chip Ferrite Bead Selection Notes

Select this component when a 470 Ohm impedance at 100 MHz is required for a single signal line. The 200 mA current rating suits low-power applications, while the 0805 footprint allows for standard SMT assembly. Verify that the 200 mOhm DC resistance meets the voltage drop requirements of the target circuit design.

Chip Ferrite Bead Part Context

This part belongs to the Murata BLM21AG series of chip ferrite beads. The series offers various impedance values within the 0805 package size. The AG designation typically indicates specific electrical characteristics and termination materials defined by the manufacturer for general electronic use.

Chip Ferrite Bead FAQ

What is the impedance tolerance for the BLM21AG471BH1D?

The impedance tolerance is specified as 25%.

Is this component AEC-Q200 qualified?

No, the BLM21AG series is not listed as AEC-Q200 qualified; it is intended for general electronic applications.