BLM03AG102SN1D

Chip Ferrite Bead Overview

The Murata BLM03AG102SN1D is a single-line ferrite bead chip designed for electromagnetic interference suppression. It operates within a temperature range of -55°C to +125°C and utilizes a 0201 (0603 metric) surface-mount package with dimensions of 0.60mm x 0.30mm and a maximum height of 0.33mm. The component provides an impedance of 1 kOhms at 100 MHz, supports a maximum rated current of 100mA, and features a maximum DC resistance of 2.5 Ohms.

Chip Ferrite Bead Feature Summary

• Provides high-impedance noise attenuation in the megahertz frequency range for signal integrity protection
• Engineered for compact surface-mount integration in space-constrained printed circuit board layouts
• Maintains stable electrical characteristics across extended industrial operating temperature ranges

Chip Ferrite Bead Applications

• High-speed digital signal line filtering
• Power supply noise suppression circuits
• EMI reduction in portable electronic devices

Chip Ferrite Bead Procurement Notes

Verify the specific suffix SN1D against official Murata documentation to confirm packaging configuration and tape-and-reel specifications. Ensure that the selected variant matches the required impedance tolerance and current rating for the target application environment. Cross-reference the manufacturer part number with authorized distributor catalogs to validate authenticity and traceability before finalizing procurement orders.

Chip Ferrite Bead Selection Notes

Select this component when design constraints require a minimal footprint compatible with 0201 land patterns. Evaluate the 100mA current limit to ensure it exceeds the peak operational current of the protected circuit without causing excessive voltage drop. Confirm that the 1 kOhm impedance value effectively attenuates the specific noise frequencies present in the system spectrum.

Chip Ferrite Bead Part Context

This component belongs to the Murata EMIFIL BLM series, which specializes in monolithic ferrite beads for EMI suppression. The BLM03AG designation indicates a specific material composition and size code optimized for general-purpose noise filtering in consumer and industrial electronics.

Chip Ferrite Bead Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source data.