The LFA3013B0915B026 is a Murata Electronics North America component, identified as a common mode choke coil. These devices are designed to suppress common mode noise in electronic circuits, effectively reducing unwanted electromagnetic interference (EMI) and ensuring signal integrity.

Applications

• Suppression of common mode noise in USB and HDMI interfaces.
• Noise filtering in power lines.
• Signal line noise reduction in audio and video equipment.
• EMI suppression in communication devices such as smartphones and tablets.
• Noise reduction in automotive electronics.

Features

• Compact size for space-constrained applications.
• High common mode impedance over a broad frequency range.
• Low differential mode impedance to minimize signal distortion.
• Excellent noise suppression characteristics.
• RoHS compliant.

Benefits

• Improved signal integrity by reducing common mode noise.
• Enhanced EMI performance, meeting regulatory requirements.
• Increased system reliability due to noise reduction.
• Minimized signal distortion due to low differential mode impedance.
• Suitable for high-density circuit board layouts due to compact size.

Additional Details

The LFA3013B0915B026 common mode choke features a ferrite core optimized for high impedance at specific frequencies, typically within the range of several MHz to hundreds of MHz. This impedance effectively attenuates common mode currents, which are a major source of EMI. At the same time, the choke is designed to have minimal impact on the differential mode signal, ensuring that the desired signal passes through with minimal attenuation or distortion. These chokes are often used in pairs, one for each signal line, to provide symmetrical noise suppression. The compact size of the LFA3013B0915B026 allows it to be used in densely packed circuit boards where space is at a premium. It meets RoHS compliance standards, ensuring that it is environmentally friendly. These chokes are crucial components in modern electronic devices, helping to maintain signal quality and reduce electromagnetic interference.