BNX025H01L

Overview

The Murata BNX025H01L is a surface-mount LC EMI filter circuit from the EMIFIL BNX series. It features a 10µF capacitance and supports a rated current of 20A with a 25V DC voltage rating. The component provides 35dB attenuation across a frequency range of 50kHz to 1GHz. Designed for automotive applications, it holds AEC-Q200 qualification and operates within a temperature range of -55°C to +125°C. The package dimensions are 12.1mm x 9.1mm x 3.7mm.

Feature Summary

• Provides high-current suppression for power lines in compact surface-mount form factors
• Meets automotive reliability standards through AEC-Q200 certification
• Delivers significant insertion loss across wide frequency bands for effective noise reduction

Applications

• Automotive electronic systems
• Power supply input filtering
• Digital AV equipment

Procurement Notes

Verify the specific suffix against official documentation to confirm electrical characteristics. Datasheets may list varying current ratings such as 15A or 20A depending on the exact revision. Ensure the selected variant matches the required thermal and electrical constraints for the target application design.

Selection Notes

Select this component when high current handling is required alongside strong EMI suppression. The low profile and SMD package facilitate automated assembly. Verify that the 25V rating aligns with the system voltage and that the 10µF capacitance meets the ripple requirements.

Part Context

This part belongs to the Murata BNX series of block-type EMI filters. These components are engineered for automotive electronics requiring robust noise suppression. The series utilizes LC topology to attenuate electromagnetic interference while maintaining low voltage drop under load conditions.

Replacement Considerations

BNX025H01 is listed as a recommended alternative.