BLM15BB750SN1D

Chip Ferrite Bead Overview

The Murata BLM15BB750SN1D is a single-line chip ferrite bead in the EMIFIL series, designed for high-speed signal line noise suppression. It features a 0402 (1005 metric) surface-mount package with dimensions of 1.0 mm length, 0.5 mm width, and 0.5 mm height. The component provides an impedance of 75 Ohms at a test frequency of 100 MHz with a tolerance of 25%. It supports a maximum DC current of 300 mA and has a maximum DC resistance of 400 mOhms. The device operates within a temperature range of -55°C to +125°C.

Chip Ferrite Bead Feature Summary

• Engineered for suppressing high-frequency noise in high-speed signal lines
• Compact 0402 surface-mount footprint for space-constrained designs
• Single-line configuration for simple circuit integration

Chip Ferrite Bead Applications

• High-speed digital signal line noise suppression
• Automotive infotainment systems
• Portable electronic devices requiring compact filtering

Chip Ferrite Bead Procurement Notes

Verify the specific suffix SN1D against official Murata documentation to confirm the exact impedance tolerance and packaging type. Ensure the selected variant matches the required 300 mA current rating and 75 Ohm impedance specifications for the target application. Cross-reference the RoHS status and moisture sensitivity level with the latest datasheet before finalizing procurement orders.

Chip Ferrite Bead Selection Notes

Select this component when a 0402 footprint is required for high-speed signal integrity management. The 75 Ohm impedance at 100 MHz targets specific noise frequencies common in digital interfaces. Verify that the 300 mA current rating exceeds the maximum operating current of the protected line to prevent saturation or excessive heating during normal operation.

Chip Ferrite Bead Part Context

This part belongs to the Murata BLM15B series of EMIFIL chip ferrite beads. The series offers various impedance values and current ratings within the standard 0402 package size. It is distinct from other BLM15 variants such as the BA or KD series, which may offer different current handling capabilities or impedance characteristics while maintaining the same physical form factor.

Chip Ferrite Bead Replacement Considerations

Direct substitutes include other Murata BLM15BB750SN1D units or equivalent parts from the BLM15BB series with identical 75 Ohm impedance and 0402 dimensions. Verify current ratings and package compatibility before substituting with other series like BLM15BA or BLM15KD.