BLM03BX182SN1D

Chip Ferrite Bead Overview

The Murata BLM03BX182SN1D is a single-line ferrite bead in the BLM03_SN series, housed in an SMD 0201 (0603 metric) package measuring 0.6 mm x 0.3 mm x 0.3 mm. It provides an impedance of 1.8 kOhms at 100 MHz with a 25% tolerance. The component supports a maximum DC current of 140 mA and has a maximum DC resistance of 2.5 Ohms. It operates within a temperature range of -55°C to +125°C.

Chip Ferrite Bead Feature Summary

• Provides high-impedance noise attenuation for signal lines in compact designs
• Engineered for surface-mount assembly on dense circuit boards
• Maintains stable electrical characteristics across extended industrial temperature ranges

Chip Ferrite Bead Applications

• High-frequency noise suppression in portable electronic devices
• Signal integrity protection in data transmission interfaces
• Power supply filtering for low-current sensitive components

Chip Ferrite Bead Procurement Notes

Verify the complete part number including suffixes to ensure correct impedance and packaging specifications. Confirm RoHS compliance status and moisture sensitivity level requirements against project standards. Cross-reference datasheet parameters such as DC resistance and current ratings with actual circuit load conditions before finalizing procurement orders.

Chip Ferrite Bead Selection Notes

Select this component when space constraints require a 0201 footprint but high impedance is necessary. Ensure the operating current remains below the 140 mA limit to prevent saturation. Compare against other BLM03 variants if different impedance values or higher current capacities are required for the specific application design.

Chip Ferrite Bead Part Context

This ferrite bead belongs to the BLM03_SN series, designed for general-purpose noise suppression. It utilizes Murata's proprietary monolithic technology to achieve high performance in a miniature form factor. The series is widely used in consumer electronics and communication equipment where size and efficiency are critical.

Chip Ferrite Bead Replacement Considerations

Check for direct substitutes within the BLM03 series offering similar impedance and current ratings. Verify pin compatibility and physical dimensions before swapping with other manufacturers' offerings to ensure board layout integrity.