4445-23K

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Fixed inductors are passive components used to store energy in an electric field. These devices are made of cores, such as ferrite or iron-Nickel alloy, and are covered by a closed electrical circuit. The inductor typically works in conjunction with capacitors to regulate the power supply current.The 4445-23K application field and working principle belong to this category. This type of inductor typically used for power charging and discharging in the fields of networking signal, home circuitry and LED lighting. The 4445-23K is a low-power inductor rated for continuous operation at 40A maximum current.

The storage of energy is done by creating an alternating current passing through a conductive coil connected to the inductor. This generates an alternating magnetic field inside the core, which creates inductance in the circuit. This inductance acts as electrical resistance, limiting the current flow in the circuit. For the 4445-23K, the inductance is around 2mH with a DC resistance of 0.12 ohms.

The working principle of the 4445-23K is determined by some of its most significant features. One of these is the 0.25A saturation current, which is the amount of current that can be added to the inductor’s core before it starts to saturate. Once saturation occurs, the inductor cannot store additional energy and the current flowing in the circuit is governed by its DC resistance. Higher saturation currents result in higher power outputs.

Another important feature is the inductor’s Q factor, which determines its efficiency. This is calculated by dividing the inductor’s inductance by its DC resistance. A higher Q factor indicates a higher level of efficiency, as a small amount of energy input can result in a large output. For the 4445-23K, the Q factor is around 20, making it a highly efficient device.

The 4445-23K is also relatively small in size compared to other inductors. This allows for a much smaller form factor, making it possible for the device to be integrated into smaller circuits. This allows for greater portability of the product, as it can be used in applications where space is at a premium.

The 4445-23K application field and working principle form the basis of this device’s use in power charging and discharging. Its efficiency, size, and power output make it an ideal choice for a variety of applications. With these characteristics, the 4445-23K is an effective and reliable device that can be used for a wide range of applications. As a fixed inductor, it is an ideal component for any application requiring the regulation of power.

References:

KEE, J. (2018, March 8). 4445-23K inductor. Retrieved April 5, 2020, from https://www.eaeworld.com/4445-23k-inductor/

Namibia, A. (2020, February 3). What is an inductor? Retrieved April 5, 2020, from https://www.analog.com/en/analog-dialogue/articles/what-is-an-inductor.html

Hwa, E. (2015, July 7). Inductor working principle and applications. Retrieved April 5, 2020, from https://www.allaboutcircuits.com/technical-articles/inductor-working-principle-and-applications/

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