7843340220 Inductors, Coils, Chokes

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Fixed inductors, also known as coils or chokes, are used to artificially create inductance in a circuit. The model 7843340220 is a power inductor designed for use in switching power supplies, DC/DC converters, automotive electronics and many other power applications. It offers low saturation current, low profile and small size.

The power inductor in this range is made from a ferrite core (choke core) wound with copper wires. This combination provides low losses and high accuracy for critical applications. With the use of ferrite cores, higher frequencies can be reached with tighter tolerances than with an air core. The 7843340220 model is designed with three winding pins, allowing it to be used in three-phase applications.

Understanding the application field and working principle of the 7843340220 requires knowledge of inductors in general. The basic principle of inductors is that when current flows through the coil, a magnetic field is created. This magnetic field then interacts with the current to produce an opposing force, in accordance with Faraday’s law of induction. This opposing force, also known as back EMF (electromotive force) can then be used to store and release energy.

In power inductors, this process is used to provide effective filtering for AC or DC power. As the current passes through the inductor, it creates a magnetic field which resists the flow of the current, reducing the ripple voltage on the output. The higher the inductance, the stronger the opposing field, allowing for a greater amount of filtering to be achieved. The 7843340220 is designed specifically for this purpose, and is highly efficient in smooth current to the output of the power supply.

The 7843340220 is also well suited for use in DC/DC converters. In DC/DC converters, power is transferred from a higher voltage to a lower voltage. As the current passes through the inductor, the magnetic field created stores energy, and then releases the energy once the current flow has decreased or reversed, allowing the converter to efficiently transfer power from the higher voltage to the lower.

In automotive electronics, the 7843340220 is designed for use in automotive circuits that require high currents and reliable operation, such as electric motors and engine management systems. The reliable operation is achieved due to the low self-heating properties of the power inductor, which ensures that the current can be circulated without causing excessive heat generation and damage to the system.

Overall, the 7843340220 is a robust and reliable power inductor, designed for use in switching power supplies, DC/DC converters, automotive electronics and many other power applications. Its combination of low saturation current, low profile and small size makes it an excellent solution for power delivery and filtering applications.

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