RN222-4-02-3M3

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Common mode chokes, also known as common or differential mode chokes, are electronic components which are used to limit the flow of high frequency electrical signals in two-wire and three-wire applications. They are primarily used to reduce electromagnetic noise interference, also known as EMI (electromagnetic interference). The RN222-4-02-3M3 is a type of common mode choke typically used for significant control of electro-magnetic interference.

In a conventional two-wire system, the current in the line runs in both directions. Common mode chokes work to limit the current in either direction by providing an impedance to that direction. In a three-wire system, the current direction continually changes, and a common mode choke is used to limit the current in both directions, as well as provide additional protection from electromagnetic noise.

The RN222-4-02-3M3 is a common mode choke with an inner diameter of 4mm, a pitch of 2 mm, and a body length of 3mm, specifically designed for high-speed digital systems. It is well suited for high frequency, high voltage, and high current applications, making it particularly well-suited for applications requiring significant control of both common and differential mode interference. This type of choke can be used in power systems, automotive systems, network systems, computer systems, and communication systems.

The RN222-4-02-3M3’s working principle is based on the Faraday effect. This effect is observed when a magnetic field induces an electric field. The intensity of the induced electric field is proportional to the strength of the magnetic field and the rate of change of the electric field. The RN222-4-02-3M3 works by introducing an (inductor) into the signal path to limit the flow of voltage through the device. This inductor acts to reduce the voltage signal, thus reducing its flow and potential EMI emission.

The RN222-4-02-3M3 has several advantages over traditional power line filters. It is more efficient in terms of physical space, as it requires considerably less space than traditional filters. Moreover, its design allows it to be tuned to maximize attenuation in the frequency range of the interfering signal, thus providing a higher level of noise attenuation than many standard power line filters. Finally, the RN222-4-02-3M3 is cost-effective, as the design and manufacturing costs are much lower than those for traditional power line filters.

In summary, the RN222-4-02-3M3 is a common mode choke designed for use in high speed digital applications, with a particular emphasis on the control of electromagnetic noise interference. This high-performance component helps reduce EMI emissions to acceptable levels, making it an ideal choice for applications requiring significant noise attenuation. Furthermore, the RN222-4-02-3M3 is also cost-effective and requires fifteen percent less physical space than traditional filters.

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