ELJ-QF4N7ZF Inductors, Coils, Chokes

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Fixed inductors are essential devices for many electronic circuits and applications. They typically consist of a coil of wire encapsulated in a substance such as plastic or ceramic. ELJ-QF4N7ZF is a fixed inductor manufactured by Panasonic that is especially popular in the industrial market because of its wide range of features and excellent performance.

The fixed inductor ELJ-QF4N7ZF is a surface mount device that is made up of an inductor with a polyimide-insulated coil that resists vibration and high temperature. This inductor offers low noise and improved switching performance, making it suitable for many types of industrial applications. The inductor also has a high frequency response with a natural resonance frequency of 1.5GHz.

The ELJ-QF4N7ZF is an excellent choice for power supply filters and DC-DC converters, as it can efficiently reduce ripple voltage levels and suppress noise. It can also be used for signal processing applications such as signal smoothing, frequency selection and peak detection. Additionally, the inductor is suitable for high-speed pulsed power supplies, inductive heating components, and telecommunication equipment.

In terms of working principle, the ELJ-QF4N7ZF fixed inductor works by storing energy in the form of an electromagnetic field in its coil. The amount of energy stored is determined by the inductance of the coil, which is determined by its size and shape. The inductance increases with the addition of turns on the coil and with the use of more turns of wire. When a current passes through the coil of the ELJ-QF4N7ZF, a magnetic field is generated, which induces an electromotive force in the opposite direction. This voltage opposes the applied voltage, creating a back emf. The magnitude of this back emf depends on the rate of change of the current, and is known as the inductor\'s reactance.

The ELJ-QF4N7ZF is a popular choice for many industrial and electronic applications due to its wide range of features and excellent performance. Its high frequency response, low noise and improved switching performance make it suitable for many types of applications. The inductor can also be used for various signal processing tasks. It works by storing energy in the form of an electromagnetic field and this energy is determined by the inductance of the coil.

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