PTHF250R-121H

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Fixed inductors are a type of electrical component that can store energy through magnetic fields. The PTHF250R-121H is a fixed inductor that is used in a wide range of applications. This article will discuss the application field and working principle of the PTHF250R-121H.

The PTHF250R-121H is a type of axial leaded surface mount inductor. It provides both high current capacity and low DC resistance for a wide range of applications. It is ideal for use in RF, power, and switching applications. It is also suitable for use in high frequency switching applications such as switch mode power supplies and DC-DC converters.

The PTHF250R-121H has a maximum DC resistance of 0.026 ohms, a DC current rating up to 6.5A, and a saturation current of approximately 9.4A. Its dimensions are 10.5MM (length) x 4.6MM (width) x 3.45MM (height). It is highly efficient and has a wide temperature range, making it suitable for use in both industrial and consumer applications.

The working principle of the PTHF250R-121H is based on the behavior of a coil when it is subjected to a varying current. When current is applied to the coil, it produces a magnetic field which, in turn, induces an opposing voltage in the coil. This opposing voltage is known as an inductance. The inductance is directly proportional to the current applied to the coil, and this phenomenon is known as Faraday\'s law.

The PTHF250R-121H is made up of a ferrite core and copper windings. The core material acts as a magnetic shield, providing a low resistance path for the current and preventing unwanted eddy currents. The copper windings increase the value of the inductance by forming multiple loops in the magnetic field.

The PTHF250R-121H can be used in a variety of applications, such as frequency synthesis, power factor correction, filtering, switching power supplies, DC/DC converters, and more. As an inductor with high efficiency and low DC resistance, it is ideal for use in high frequency switching applications. It is also suitable for use in consumer applications such as motor control and general purpose power supplies.

In conclusion, the PTHF250R-121H is an axial leaded surface mount inductor that is used in a wide range of applications. Its features include high current capacity, low DC resistance, and a wide temperature range. Its working principle is based on Faraday\'s law, and it is made up of a ferrite core and copper windings. It can be used in power factor correction, filtering, switching power supplies, motor control, frequency synthesis, and more. Therefore, the PTHF250R-121H is a versatile and reliable electrical component with many uses.

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