BLM03AX102SZ1D

Chip Ferrite Bead Overview

The Murata BLM03AX102SZ1D is a single-line chip ferrite bead in the BLM03_AX series, housed in an SMD 0201 (0603 metric) package. It provides 1 kOhms impedance at 100 MHz with a 25% tolerance. The component supports a maximum DC current of 200 mA and has a maximum DC resistance of 1.25 Ohms. It operates within a temperature range of -55°C to +125°C and meets AEC-Q200 automotive qualification standards.

Chip Ferrite Bead Feature Summary

• Provides high-frequency noise suppression through significant impedance characteristics at 100 MHz
• Designed for compact surface-mount applications using the standard 0201 footprint
• Qualified for automotive environments according to AEC-Q200 reliability standards

Chip Ferrite Bead Applications

• Automotive electronic circuit noise filtering
• High-density PCB signal line protection
• Power supply input/output noise suppression

Chip Ferrite Bead Procurement Notes

Verify the specific suffix 'SZ1D' against official Murata documentation to confirm tape-and-reel packaging details and exact impedance tolerances. Ensure the selected variant matches the required 0201 footprint and 200 mA current rating for the target application design.

Chip Ferrite Bead Selection Notes

Select this component when space constraints require a 0201 package size while maintaining high impedance performance. Consider the 200 mA current limit and 1.25 Ohm DC resistance for power integrity analysis. Verify compatibility with automated pick-and-place equipment due to the small physical dimensions.

Chip Ferrite Bead Part Context

This part belongs to the BLM03 series of Murata's ferrite bead portfolio, specifically engineered for compact electronics. The AX designation indicates the material composition optimized for broadband noise absorption. It serves as a passive EMI suppression solution for modern miniaturized devices requiring reliable signal integrity.

Chip Ferrite Bead Replacement Considerations

Cross-reference with other BLM03 series variants such as BLM03HG102SH1D or BLM03AX102SZ1D equivalents from authorized distributors. Confirm that substitute parts maintain identical 0201 dimensions, 1 kOhms impedance, and AEC-Q200 certification if automotive use is required.