BLM15PE331SH1D

Chip Ferrite Bead Overview

The Murata BLM15PE331SH1D is a single-line chip ferrite bead in the EMIFIL BLM15PE series, housed in a 0402 (1005 metric) surface-mount package. It provides an impedance of 330 Ohms at a test frequency of 100 MHz with a tolerance of ±25%. The component supports a maximum DC current of 1 A and features a maximum DC resistance of 210 mOhms. 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-impedance noise suppression for signal integrity management
• Designed for compact surface-mount integration in space-constrained layouts
• Qualified for automotive applications under AEC-Q200 standards

Chip Ferrite Bead Applications

• Automotive electronic circuit noise filtering
• High-speed digital signal line protection
• Power supply input/output decoupling

Chip Ferrite Bead Procurement Notes

Verify the specific suffix SH1D against official Murata documentation to confirm packaging configuration and tape-and-reel specifications. Ensure the procurement channel sources directly from authorized distributors to guarantee component authenticity and traceability. Cross-reference the datasheet revision date to validate parameter accuracy before finalizing orders.

Chip Ferrite Bead Selection Notes

Select this component when a 0402 footprint is required for 330 Ohm impedance at 100 MHz. The 1 A current rating suits moderate power lines or sensitive signal paths. Verify that the 210 mOhms DC resistance aligns with system voltage drop constraints. Confirm AEC-Q200 compliance is mandatory for the target automotive application environment.

Chip Ferrite Bead Part Context

This part belongs to the BLM15PE series, which offers higher current handling capabilities compared to standard BLM15H variants. The series utilizes Murata's proprietary monolithic ferrite technology to achieve effective EMI suppression in miniature packages suitable for modern high-density PCB designs.

Chip Ferrite Bead Replacement Considerations

Direct substitutes include BLM15PX331SZ1D for similar impedance but different current characteristics. Alternative series like BLM15HB331SH1D offer comparable impedance but lower current ratings. Verify package dimensions and impedance curves before substitution.