BLM03AX241SZ1D

Chip Ferrite Bead Overview

The Murata BLM03AX241SZ1D is a surface-mount ferrite bead from the BLM03AX series, designed for electromagnetic interference suppression in compact electronic circuits. It features a 0603 (0201 metric) package with dimensions of 0.6mm length, 0.3mm width, and 0.3mm height. The component provides an impedance of 240 Ω at 100 MHz and supports a rated current of 350 mA. Its maximum DC resistance is 0.38 Ω, ensuring minimal signal loss while effectively attenuating high-frequency noise. It operates within a temperature range of -55°C to +125°C.

Chip Ferrite Bead Feature Summary

• Provides effective attenuation of high-frequency electromagnetic interference signals through ferrite material properties.
• Designed for surface-mount assembly to facilitate automated placement on printed circuit boards.
• Constructed with a compact footprint suitable for space-constrained modern electronic designs.

Chip Ferrite Bead Applications

• General-purpose noise suppression in portable electronic devices
• Signal line filtering in consumer electronics
• Power supply input/output decoupling in low-current applications

Chip Ferrite Bead Procurement Notes

Verify the specific suffix 'SZ1D' against official Murata documentation to confirm packaging details and tape-and-reel specifications. Ensure compatibility with standard reflow soldering profiles for 0603 components. Confirm RoHS and REACH compliance status directly from the manufacturer's latest datasheet before integration into regulated products.

Chip Ferrite Bead Selection Notes

Select this component when a 240 Ω impedance at 100 MHz is required for noise suppression in tight spaces. The 350 mA current rating limits its use to low-power signal lines rather than high-current power rails. Consider the 0.38 Ω DC resistance impact on voltage drop if used in sensitive analog circuits. Compare with other BLM03AX variants for different impedance or current requirements.

Chip Ferrite Bead Part Context

This part belongs to Murata's BLM03AX series of chip ferrite beads, which are optimized for general-purpose EMI suppression. The series offers various impedance values within the 0603 package size, allowing designers to tailor noise filtering characteristics without increasing board space. It serves as a passive component essential for maintaining signal integrity in digital and mixed-signal systems.

Chip Ferrite Bead Replacement Considerations

Direct substitutes include other Murata BLM03AX series parts with identical impedance and current ratings but different suffixes indicating packaging variations. Cross-brand replacements require matching 240 Ω @ 100 MHz, 350 mA rating, and 0603 footprint. Verify thermal and electrical performance equivalence before substitution.

Chip Ferrite Bead FAQ

What is the maximum operating temperature for the BLM03AX241SZ1D?

The maximum operating temperature is +125°C.

Does this component meet environmental compliance standards?

Yes, the component is compliant with RoHS and REACH regulations.