PT400R-1200HM

Fixed Inductors are widely used in the field of electrical engineering, especially in order to limit electrical current among all kinds of circuits. PT400R-1200HM is one of the most common fixed inductors, and is often seen in consumer electronics, integrated circuits, radio frequency identification (RFID) systems, and other areas. This article will explain the application fields and working principles of PT400R-1200HM.

PT400R-1200HM Application Field

PT400R-1200HM is a small, lightweight, and commonly used fixed inductor. It is designed for use in applications such as impedance matching, tuning, filtering, energy storage, frequency selection, etc. The device is suitable for a wide range of frequencies, and is capable of handling an average current of 4A.

The PT400R-1200HM inductor is especially well-suited for use with USB ports, Ethernet ports, and digital video interfaces. It is also frequently seen in digital television systems and consumer electronics. Additionally, this inductor is often used in switching power supplies and audio amplifiers, as it can handle high amounts of power efficiently, and is small in size.

PT400R-1200HM Working Principle

The working principle of the PT400R-1200HM is based on the principle of electromagnetic induction. The device consists of an outer shell and an inner core made of a ferromagnetic material, such as iron. When current passes through the inner core, an electromagnetic field is created, which induces a current in the outer shell. This induced current opposes the magnetic field of the core, thus limiting the amount of current passing through the device.

In order to further improve the performance of the PT400R-1200HM inductor, copper wires are wound around the core, which helps to increase the inductance of the device. Additionally, the wire is coated with a dielectric material, which prevents the induced current from dissipating, thus further improving the performance of the device.

Conclusion

In conclusion, the PT400R-1200HM is a fixed inductor designed for use in a variety of applications, such as impedance matching, tuning, and filtering. The device works on the principle of electromagnetic induction, and consists of an inner ferromagnetic core surrounded by an outer shell. The wire is wound around the core to increase the inductance of the device, and a dielectric material is used to prevent the induced current from dissipating. With its small size, high current handling capacity, and wide frequency range, the PT400R-1200HM is a versatile and powerful inductor.