BLM03AX800SN1D

Chip Ferrite Bead Overview

The Murata BLM03AX800SN1D is a single-line ferrite chip bead in the EMIFIL BLM03AX series. It features an impedance of 80 Ohms at 100 MHz with a tolerance of ±25%. The component supports a maximum DC current of 500 mA and has a maximum DC resistance of 180 mOhms. It operates within a temperature range of -55°C to +125°C. The physical dimensions are 0.6 mm x 0.3 mm x 0.3 mm, corresponding to the 0201 (0603 metric) package.

Chip Ferrite Bead Feature Summary

• Provides electromagnetic interference suppression through high-impedance characteristics at target frequencies.
• Designed for surface-mount assembly using standard SMD/SMT termination types.
• Constructed from ferrite material to absorb noise energy effectively.

Chip Ferrite Bead Applications

• Noise filtering in portable electronic devices
• Signal integrity management in compact circuit boards
• Power line filtering for low-current digital components

Chip Ferrite Bead Procurement Notes

Verify the specific suffix SN1D against official Murata documentation to confirm impedance and packaging details. Ensure compatibility with 0201 footprint requirements during procurement planning. Cross-reference datasheet parameters for thermal and electrical limits before finalizing orders.

Chip Ferrite Bead Selection Notes

Select this component when space constraints require a 0201 package size. Choose based on the 80 Ohm impedance requirement at 100 MHz and the 500 mA current rating. Confirm that the 180 mOhm DC resistance meets the voltage drop specifications of the target circuit design.

Chip Ferrite Bead Part Context

This part belongs to the Murata EMIFIL BLM03AX series, which focuses on high-performance noise suppression in small form factors. The series is engineered for applications requiring reliable EMI control in densely populated PCB layouts without compromising signal quality.

Chip Ferrite Bead Replacement Considerations

Check for direct substitutes within the BLM03AX series offering identical 80 Ohm impedance and 500 mA ratings. Verify pinout and dimensional compatibility before substituting with other manufacturers' ferrite beads.

Chip Ferrite Bead FAQ

What is the test frequency for the specified impedance?

The impedance of 80 Ohms is measured at a test frequency of 100 MHz.

Does this component support automotive standards?

Documentation indicates AEC-Q200 qualification for the BLM03AX series, suggesting suitability for automotive applications.