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Wirewound Ferrite Common Mode Chokes are key components used in electronic circuits to suppress common mode interference. It is composed of wires wrapped around a ferrite core, which has high magnetic permeability and can significantly enhance the inductance effect. When the common mode current flows through the coil during circuit operation, it generates a magnetic field in the ferrite core, which is then obstructed by the core. This characteristic makes the common mode choke exhibit high impedance to common mode interference, effectively suppressing the propagation of common mode interference signals through the circuit. For differential mode signals, due to the opposite direction of current on the two wires, the magnetic fields generated cancel each other out, allowing the differential mode signal to pass smoothly without being affected. With its different response characteristics to common mode and differential mode signals, Wirewound Ferrite Common Mode Chokes are widely used in various electronic devices, such as computers, mobile phones, communication devices, etc., to protect circuits from external electromagnetic interference and prevent interference generated by the device itself from affecting other electronic components, ensuring stable and reliable operation of electronic systems.