B78108S1334J000

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Fixed Inductors are widely used in electronics and electrical circuits, mainly used to store energy in a magnetic field. The inductance of a fixed inductor determines how much energy it can store. A widely used fixed inductor is the B78108S1334J000.

The B78108S1334J000 is a radial leaded fixed inductor from EPCOS, suitable for applications up to 120MHz at 3A. It features a ferrite core made from a combination of Ni-Zn and MnZn open-frame construction. This inductor has a maximum inductance of 13.3uH, with a maximum rated current of 3A and a rated voltage of 150V.

The main application of the B78108S1334J000 is in power supplies. It helps to reduce electromagnetic interference (EMI) and maximize power efficiency. This fixed inductor can also be used in buck boost converters, as well as audio and RF impedance matching circuits.

Working Principle of the B78108S1334J000

The working principle of the B78108S1334J000 is based on the relationship between electric current and magnetic flux. When an electric current is applied to a conductor, it generates a magnetic field. This magnetic field is what stores the energy in the inductor. The amount of energy stored in the inductor is proportional to the magnetic field and the current in the conductor.

When the current passes through the inductor, a voltage is induced by the changing magnetic field. This voltage is known as the back EMF (electromotive force). This voltage acts against the source current, and the greater the back EMF, the more the inductance of the inductor.

The B78108S1334J000 is designed to prevent the current in the circuit from increasing indefinitely. As the current flow increases, the magnetic field builds up and the back EMF also increases, eventually reaching a point where the back EMF becomes equal and opposite to the source voltage, counteracting the current flow and limiting it.

In a power supply, this smooth current flow increases power efficiency and reduces noise and EMI in the circuit. This is important for avoiding damage to other electronic components in the system.

In conclusion, the B78108S1334J000 fixed inductor is used in many different applications, from power supplies to RF impedance matching circuits, and its working principle is based on the relationship between electric current and magnetic flux. It helps to reduce noise and EMI, and increase power efficiency in the circuit.

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