The PFWCC450KS2A-R0 is a Murata Electronics North America common mode choke. It is designed to suppress common mode noise in high-speed differential signal lines.

Applications

• USB lines
• HDMI lines
• LVDS lines
• DisplayPort lines
• Ethernet lines

Features

• Small Size (4.5mm x 3.2mm x 2.8mm)
• High Common Mode Impedance
• Low Differential Mode Impedance
• Surface Mount Technology (SMT)
• Operating Temperature: -40°C to +85°C

Benefits

• Effectively suppresses common mode noise, improving signal integrity.
• Minimizes signal distortion and attenuation.
• Saves board space due to its small size.
• Easy to integrate into automated assembly processes.
• Suitable for a wide range of operating temperatures.

Additional Details

The PFWCC450KS2A-R0 common mode choke is designed to filter out unwanted common mode noise while allowing differential signals to pass through with minimal attenuation. It is commonly used to improve electromagnetic compatibility (EMC) performance and prevent signal interference. The high common mode impedance effectively blocks common mode currents, while the low differential mode impedance ensures that the differential signals are not significantly affected. The device's compact size and surface mount package make it suitable for high-density circuit board layouts. Common mode chokes work by presenting a high impedance to common mode currents, which are currents that flow in the same direction on both signal lines. Differential mode currents, which flow in opposite directions on the signal lines, see a low impedance path, allowing the desired signal to pass through relatively unimpeded. This choke is suitable for applications where reducing electromagnetic interference is a key requirement.