BNX003-01

Overview

The Murata BNX003-01 is a block-type LC EMI filter designed for noise suppression in electronic circuits. It features a 5th order low-pass configuration with two channels, supporting a maximum DC current of 10 A and a voltage rating of 150 V. The component operates within a frequency range of 1 MHz to 1 GHz, providing significant attenuation for electromagnetic interference. It utilizes a surface-mount device (SMD) package with lead termination, suitable for automated assembly processes.

Feature Summary

• Provides effective noise suppression through a 5th order low-pass LC filter architecture
• Features dual-channel design for multi-line signal or power filtering applications
• Engineered for high-current handling capabilities up to 10 A
• Constructed as a robust block-type unit for stable performance in dense layouts

Applications

• Noise filtering in high-speed digital data lines
• EMI suppression in automotive electronic control units
• Power line filtering in industrial equipment
• Signal integrity enhancement in communication modules

Procurement Notes

Verify the specific suffix and revision code against the manufacturer's latest datasheet to ensure compatibility with your design requirements. Confirm that the 10 A current rating and 150 V voltage specifications align with your circuit's operational limits. Check for any updated environmental compliance certifications required by your region before finalizing procurement.

Selection Notes

Select this component when high-order filtering is necessary to attenuate broadband noise effectively. Ensure the PCB layout accommodates the physical dimensions of the block-type package. Consider the thermal dissipation characteristics under continuous 10 A load conditions. Verify that the SMD termination style matches your manufacturing equipment capabilities.

Part Context

This part belongs to Murata's BNX series of block-type EMIFIL components, which are engineered for comprehensive noise suppression in complex electronic systems. The series offers various configurations tailored for different current and voltage requirements, maintaining consistent performance standards across the product line for reliable EMI management.

Replacement Considerations

Consult official Murata documentation for direct substitutes within the BNX series. Verify pinout compatibility and electrical parameters such as impedance and attenuation curves before substituting. Ensure any alternative part meets the same mechanical and environmental specifications.