HKQ040212NJ-T

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Fixed inductors are devices that use magnetic fields to store energy. In the simplest form, a fixed inductor is a coil of wire wound around a core of iron or ferrite, often a ferrite bead. Usually, an insulated wire passes through the middle of the coil, creating a closed circuit. When electric current passes through the coil, it creates a magnetic field. The magnetic field stores energy within the inductor, which is released when the current stops flowing.

The HKQ040212NJ-T is a fixed inductor based on monolithic ferrite bead technology. It has a rated current of 400mA and an inductance value of 212 nH. It is typically used as a noise suppression filter in low-voltage power supply circuits, and it is manufactured in a miniaturized form factor to low the height profile of the components in a device.

The core of the HKQ040212NJ-T is made from a ferrite bead, with two air gaps through which the electric current passes. The two air gaps allow for an increase in the inductance of the core and a reduction in the operating temperature of the inductor. The core is then wound with insulated wire, forming two separate coils. The outer coil is connected to a ground line, while the inner coil is connected to the power line.

The operation of the HKQ040212NJ-T is based on principles of magnetic flux. When electric current passes through the inductor, it creates a magnetic field around the core of the inductor. This magnetic field is stored within the inductor, and it allows for current to continue flowing even if there is an interruption in the power supply. The energy stored in the inductor is released when the current stops flowing, providing a smooth current flow and helping to ensure that the device functions properly.

The HKQ040212NJ-T is designed to be used in a wide variety of applications, such as mobile phones, digital cameras, and other small devices. Its small size and low power consumption make it an ideal choice for many portable electronics. Because of its magnetic flux principles of operation, it is also suitable for use in circuits requiring high levels of noise reduction and filtering.

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