PL9123NL

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Fixed inductors are electronic components that store electrical energy in the form of magnetic fields. They are commonly used in systems where electricity must be temporarily stored and then released in a controlled manner, such as power supplies and filter circuits. The PL9123NL is an example of a fixed inductor designed for a high switching and low-noise application. In this article, we will discuss the application field and working principle of the PL9123NL.

The PL9123NL has a standard axial lead configuration with an operating temperature range from -40°C to +125°C. It has a high tolerance of ±10% and a working voltage of 4.5 V. In addition, it has a rated inductance of 8 mH, a saturation current of 360 mA, and a Q value of 52. These features make the PL9123NL ideal for applications where high switching and low noise performance is essential, such as automotive starter and alternator systems, low-voltage power supplies, and noise-sensitive circuits.

When it comes to understanding how the PL9123NL works, it is important to take a look at its working principle. The PL9123NL is a fixed inductor that works by storing energy in a magnetic field. When a current passes through the inductor, it creates a magnetic field around it. This magnetic field is proportional to the magnitude of the current that passes through it, known as the inductance. As the current passes through the inductor, the magnetic field builds up until it reaches a maximum, known as the “saturation current”. The inductor then releases the energy in the form of a current in the opposite direction. This process is repeated every time a current is applied to the inductor.

As mentioned earlier, the PL9123NL is ideal for high-switching and low-noise applications. This is due to its low saturation current and high rated inductance. Its low saturation current means that the inductor will switch quickly from an “on” state to an “off” state, thus reducing the amount of noise generated. In addition, its high rated inductance ensures that the inductor will be able to store and release energy quickly and efficiently.

In conclusion, the PL9123NL is a fixed inductor designed for high-switching and low-noise applications. It has an operating temperature range of -40°C to +125°C, a high tolerance of ±10%, a working voltage of 4.5 V, a rated inductance of 8 mH, a saturation current of 360 mA, and a Q value of 52. It works by storing energy in a magnetic field that is released when a current is applied. Its low saturation current and high rated inductance make it ideal for applications where low noise and fast switching is necessary.

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