RN214-2.5-02-3M3

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Common Mode Chokes

Common mode chokes are widely used in various applications, from industrial to consumer. They are used to limit the spread of electromagnetic interference (EMI), ultimately providing better power and signal quality. Common mode chokes typically use inductors to limit the common mode currents, thus eliminating the noise associated with them.

The RN214-2.5-02-3M3 is a common mode choke designed for applications where high current is needed. It features an output of 75A and a working temperature range of -40°C to 85°C. The choke has two sections—a winding and a filter. The winding is formed by two copper wires in a spiral shape and provides inductance to limit the common mode current. The filter is composed of ceramic beads and a Zener diode that limits the voltage across the choke.

The RN214-2.5-02-3M3 is designed to provide excellent performance in applications where high current and low EMI are of primary concern. It is most commonly used in audio and video systems, communication systems, motor control systems, and power supplies. Its performance has been proven to meet the needs of a broad range of applications.

Working Principle

The working principle of the RN214-2.5-02-3M3 is simple yet effective. When connected to a power source, the coil induces a voltage across itself due to the magnetic field generated by the current. This voltage will work against any common mode currents that flow through the choke, creating a low-impedance path around them. By doing this, the choke is able to limit the spread of the common mode current and reduce EMI.

In addition, the filter section of the RN214-2.5-02-3M3 helps to further reduce EMI. The ceramic beads act as capacitors, filtering out high-frequency noise, while the Zener diode helps limit the voltage across the choke.

Conclusion

The RN214-2.5-02-3M3 is a common mode choke designed for applications where high current is needed. It features an output of 75A and a working temperature range of -40°C to 85°C. The working principle is simple yet effective, utilizing the inductive and filtering properties of the choke to limit the spread of common mode current and reduce EMI. The choke is most commonly used in audio and video systems, communication systems, motor control systems, and power supplies.

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