105R-332H

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Fixed inductors are electrical components with a coil of wire and a core. They are usually used as a passive element in an electrical circuit to create inductance which is opposition to the flow of alternating current. The 105R-332H is one such component with specific field and working principle applications.

Form factor and electrical specifications

The 105R-332H is a SMD Axial Dongguan 105R Series 4.7 µH Inductor. It has an inductance value of 4.7 µH ±20% and a resistance between 0.025 and 0.048 ohms. It has a 5MHz maximum operating frequency and a 6A maximum saturation current. It also has a 2.3A maximum average current and a 1,200mA maximum direct current.

The 105R-332H has a temperature range of -40 to +105 degrees Celsius, a maximum surge protection of 130A, a core material of Iron Powder and a body size measuring 8.5 x 7.6 x 4.6 mm.

Applications of the 105R-332H

The 105R-332H is most often used in applications such as power management, DC/DC converters and AC/DC converters. It also has applications in motor drives, lighting, general purpose EMI suppression, and voltage smoothing and regulation.

This component is also commonly used in LED drivers, power supplies, telecommunications, automotive systems, medical systems, and computer and consumer electronics. In all of these applications, the 105R-332H helps to increase power efficiency and reduce radiated and conducted emissions.

Working principle of the 105R-332H

The 105R-332H is a fixed inductor which functions by building up a magnetic field when there is a flow of current through it. This magnetic field creates a counter-electromotive force, also known as back-emf, which opposes the flow of current and as a result, the inductance value is established.

The two main parameters of the 105R-332H are its inductance, which is directly dependent on the number of turns in the coil and the type of core material used, and its resistance, which depends on the size and number of turns as well as the type of core material used.

Conclusion

The 105R-332H is a fixed inductor which is widely used in a variety of applications. It has a specific form factor and electrical specifications, and its working principle involves building up a magnetic field when there is flow of current through it. This helps increase power efficiency and reduce radiated and conducted emissions, making it an essential component in many modern electrical systems.

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