BLM03AG700SN1D

Chip Ferrite Bead Overview

The BLM03AG700SN1D is a single-line ferrite chip bead from the Murata EMIFIL BLM03A series, designed for surface-mount assembly in the compact 0201 (0603 metric) package. It provides an impedance of 70 Ohms at a test frequency of 100 MHz with a tolerance of 25%. The component supports a maximum DC current of 200 mA and exhibits a maximum DC resistance of 400 mOhms. It operates reliably within a temperature range of -55°C to +125°C. Physical dimensions are 0.6 mm in length, 0.3 mm in width, and 0.3 mm in height.

Chip Ferrite Bead Feature Summary

• Provides high-frequency noise suppression through ferrite material characteristics
• Supports automated surface-mount manufacturing processes
• Maintains stable electrical performance across extended industrial temperature ranges

Chip Ferrite Bead Applications

• High-speed digital signal line filtering
• Power supply noise attenuation in compact electronics
• EMI suppression in mobile communication devices

Chip Ferrite Bead Procurement Notes

Verify the complete part number against official Murata documentation to ensure correct impedance, tolerance, and packaging specifications. Confirm RoHS compliance status and moisture sensitivity level requirements prior to integration into production workflows. Cross-reference datasheet revisions to validate parameter consistency.

Chip Ferrite Bead Selection Notes

Select this component when space constraints require a 0201 footprint and specific 70 Ohm impedance is needed at 100 MHz. Ensure the circuit current does not exceed the 200 mA rating to prevent saturation. Verify that the low DC resistance meets voltage drop requirements for the target application.

Chip Ferrite Bead Part Context

This component belongs to the Murata EMIFIL BLM03A series of ferrite beads. The series offers various impedance values and current ratings within standardized small packages. The BLM03AG700SN1D specifically addresses applications requiring moderate noise suppression in tight board layouts.

Chip Ferrite Bead Replacement Considerations

Consult official Murata substitution guides for compatible alternatives. Verify that any substitute matches the 0201 package dimensions, 70 Ohm impedance at 100 MHz, and 200 mA current rating.