SPD73R-274M

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The SPD73R-274M belongs to the category of fixed inductors. An inductor is type of component often used in electrical and electronic circuits in order to restrict the flow of AC current and to store energy in the form of a magnetic field. A fixed inductor is a type of inductor whose inductance is fixed, meaning that its value does not fluctuate with a change in current.

The SPD73R-274M has a wide range of applications in the Audio and Video industries. It can be used in filter circuits for AC power supply, DC-DC converters, light-emitting diode (LED) circuit protection, and television and radio antenna signal shielding. The SPD73R-274M is also ideal for coil applications where a high inductance and low electric resistance are required.

The exact working principle of the SPD73R-274M can be understood by the concept of the magnetic field. When electric current passes through an inductor, such as the SPD73R-274M, it creates an electromagnetic field. This field attracts the iron in the core, creating an inductance. As the current increases, the inductance also increases, restricting the flow of the current.

The key features of the SPD73R-274M include a low DC resistance which helps to minimize energy losses in the form of heat, a high Kelvin temperature coefficient for temperature stability, a low-profile to lower electromagnetic interference, and a high inductance for applications with high DC current exposures.

The SPD73R-274M also has a number of safety features, such as an epoxy resin coating to prevent moisture from entering the coil and causing a short circuit, and a built-in thermal protection circuit which shuts down the inductor in case of excessive temperature rises. This not only ensures the safety of the SPD73R-274M, but also of other components in the circuit.

Overall, the SPD73R-274M fixed inductor provides excellent performance in a variety of applications. Its features, such as a low DC resistance, high Kelvin temperature coefficient, and built-in safety features ensure its reliability and effectiveness in various applications.

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