4922-45J

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Fixed inductors, or chokes, are electrical components that are used in many types of electrical and electronic applications. They are used to store energy in a circuit by creating an electromagnetic field when a current is passed through it, and to reduce current flow to a specific level. A 4922-45J fixed inductor is a high frequency device designed for use in switching power supplies and high frequency circuits.

The 4922-45J is a type of fixed inductor known as an axial inductor. It is constructed from a spool of wire surrounded by a ferrite core and a plastic cover. The spool of wire is wound in a way that creates an electromagnetic field when a current is passed through it. The ferrite core helps to increase the inductance of the inductor, while the plastic cover helps to protect the internal components from the environment and from mechanical damage. The 4922-45J has an inductance of 45 µH, a current handling rating of 450mA, and an operating frequency range of 10kHz to 1MHz.

The 4922-45J fixed inductor is most commonly used in switching power supplies and other high frequency circuits. Its high inductance and operating frequency range make it particularly useful for applications that require a stable current or voltage over a wide range of frequencies. In switching power supplies, it is used to control the voltage by regulating the amount of current that is allowed to flow through the circuit. It is also used to create inductors in filter circuits, which are used to reduce the level of noise and interference in a circuit.

The working principle of the 4922-45J fixed inductor is based on the relationship between current and magnetic fields. When an electrical current passes through a wire coil, it creates a magnetic field around the coil. The magnitude of the magnetic field is proportional to the amount of current flowing through the coil. When an external current is applied to the coil, the magnetic field will oppose the flow of current, and the inductor will act as a resistor. This resistance reduces the amount of current that can flow through the circuit and stabilizes the voltage or current.

The 4922-45J fixed inductor is a versatile device that can be used in a variety of applications. It has a high inductance, a wide operating frequency range, and a high current handling rating, making it an excellent choice for high frequency circuit designs. Its ability to control and stabilize current and voltage makes it useful in switching power supplies and other high frequency circuits.

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