P3519R-561K Inductors, Coils, Chokes

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Fixed inductors are electronic components that store energy in the form of a magnetic field when current passes through them. They are typically used to increase the current flow in an electrical circuit or to attenuate a changing voltage or current. The P3519R-561K is a fixed inductor with a wide range of applications and is highly prevalent in modern electrical devices.

The P3519R-561K consists of a ferromagnetic core which is wound with a copper conductor wire, providing an inductance between 0.25 and 6.8mH. It has a rated operating temperature between -55 and +125˚C and its ramp up is between 10 and 100ms. Its low profile design provides space efficiency for tighter circuit boards, allowing more components to fit on the same board. Due to its high stability and low losses, it can be used in higher frequency circuits such as SMPS (Switched Mode Power Supplies) and other DC/DC converters. In addition, its low profile design benefits larger and bulkier components such as high-density capacitors.

The working principle of the P3519R-561K is relatively simple, but very important in power supplies and other applications. When current passes through the inductor, it creates a magnetic field wound around the core. This magnetic field stores energy and counters any changes in current or voltage. As the current changes, the stored energy dissipates, and the magnetic field collapses. This collapse induces the generation of a voltage, counteracting the changes in the circuit and providing stability.

The P3519R-561K offers excellent stability and reliability for applications ranging from power supplies, converters, and motor controls to automotive electronics. It is also used in RF (Radio Frequency) applications where its small size allows for increased efficiency in smaller components such as mobile phones. As one of the most common fixed inductors, the P3519R-561K is definitely a reliable and efficient choice for any electronics design project.

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