LQW18ANR27G80D

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Fixed inductors are electrical coils that possess an inductance, and remain fixed in a certain frequency and voltage range. The LQW18ANR27G80D is an example of a fixed inductor and is commonly used in RF (radio frequency) applications. It is a RAD (radial) type inductor with a 3.2 mm×2.0 mm size package.

The fixed inductor is characterised by its inductance, which in the case of the LQW18ANR27G80D is 18 nH (ninio Henry). Besides, this component also has a low direct current (DC) resistance (0.73 ohm) and a high di/dt (a measure of the rate of current change through the coils). Furthermore, it includes a chip ferrite inductor, which means it has a core of ferrite that is chip-mounted. This allows it to be compact and accommodate more terminals.

The LQW18ANR27G80D is a surface-mounted component wherein two sets of coils are arranged in an alternating pattern. This specific type of winding pattern helps reduce the size of the device and improve power dissipation. Its maximum operating temperature is soldered at around 125 °C, which ensures that the component works well even under extreme temperatures. Additionally, the LQW18ANR27G80D has a ± 5% tolerance, which allows a certain level of variation in its induction values.

The application field of the LQW18ANR27G80D fixed inductor is mainly its usage in RF impedance matching networks. An impedance matching network includes an array of inductors and capacitors used to control the impedance of an electronic circuit. In these applications, the inductor is used to block some frequencies while allowing others to pass. This is useful for filtering and tuning the impedance of a circuit. Thus, the fixed inductor LQW18ANR27G80D, due to its small size, is suitable for RF applications due to its low direct current resistance.

The working principle of the LQW18ANR27G80D also involves the concept of magnetic energy. This type of inductor relies on the principle of electromagnetic induction to transform electrical energy into magnetic energy, and vice versa. As current flows through the inductor\'s coils, it generates a magnetic field. This field is concentrated in the ferrite core, leading to the generation of a secondary magnetic flux. Depending on the circuit configuration, the magnetic flux can be used to induce a current or voltage in the circuit.

In conclusion, the LQW18ANR27G80D fixed Inductor is used mainly in impedance matching networks for RF applications. Its low DC resistance and compact size allow it to be used in small electronic circuits. Furthermore, it works on the principle of electromagnetic induction, wherein the current flowing through its coils generates a magnetic field that can be used to induce a current or voltage in the circuit.

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