LQH43NN821K03L Inductors, Coils, Chokes

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Fixed inductors are passive electronic components used to construct electrical circuits in numerous applications. A fixed inductor is a type of electronic component, such as an inductor, resistor, or capacitor, which is connected to the main power source and not varied based on changes in operating parameters. The LQH43NN821K03L is an example of a fixed inductor used in many applications and circuits. This article will discuss the application field and working principle of the LQH43NN821K03L.

The LQH43NN821K03L is a fixed inductor, defined as a winding of multiple turns of wire with two terminals. This inductor is designed for SMT (surface mount technology) applications, which are electronic components located directly on a printed circuit board. The LQH43NN821K03L is a high power inductor best suited for applications in the 125kHz - 1 MHz frequency range. It is used in multiple circuit applications, including flyback transformers, power supplies, and used for DC/DC buck converters. In addition, the LQH43NN821K03L can be used as well for power line filters, disc-drive motors, and input/output filters.

The primary application of the LQH43NN821K03L is power line filtering, as this component is extremely effective at reducing noise and interference on power lines. It can also be used as an output filter, attenuating ripple noise from a power source. This is especially useful for motor drivers, high-frequency, and high-current circuits. Additionally, the LQH43NN821K03L can be utilized for DC/DC buck converters, which provides a constant output voltage from a varied input voltage. In this application, the LQH43NN821K03L effectively restricts voltage spikes and noise, ensuring reliable performance.

The working principle of the LQH43NN821K03L is based on Faraday\'s law, which states that a voltage is induced across a conductor when the magnetic field surrounding it changes, such as in the presence of another conducting element or changing current flow through the conductor itself. Due to this law, a spinning generator creates a magnetic field that induces a voltage across an inductor. This induced voltage opposes changes in the current through the inductor, thereby regulating the voltage regulation of the circuit.

The LQH43NN821K03L is an SMD-type high power inductor designed for use in a variety of applications, including power line filtering, output filtering, DC/DC buck converters, and motor drivers. It is constructed from a winding of multiple turns of wire with two terminals, and operates according to Faraday\'s law of magnetic induction. This makes the LQH43NN821K03L an excellent choice for applications requiring high performance and reliable voltage regulation.

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