MPI4040R3-4R7-R Inductors, Coils, Chokes

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Fixed inductors are components consisting of the inductance and its accompanying electronic accessories that can be used to store energy in the form of a magnetic field. The MPI4040R3-4R7-R is a cylindrical fixed inductor made by Murata Power Solutions, a global leader in the design and manufacture of electrical components. This particular inductor is designed to be used in a wide variety of applications, including medical electronics, computing systems, automotive infotainment systems, and more. The MPI4040R3-4R7-R is an excellent choice for signal filtering and power conditioning in high-frequency operations.

The MPI4040R3-4R7-R features a multi-layer construction that consists of a number of very strong, non-conductive layers of copper, combined with a conductive, dry-pressure sensitive adhesive. This construction allows the inductor to provide good heat resistance in addition to excellent electrical insulation. The inductance range of the MPI4040R3-4R7-R is 55uH ± 10%, making it an ideal component for power conditioning in switching power supply applications.

The MPI4040R3-4R7-R is unique in that it offers an industry leading combination of inductance and current-handling capacity. It has a rated current of 4.2A and maximum continuous current of 18A, which is considerably higher than other inductors within its class. This is particularly beneficial in switching power supply applications where high-current pulses are needed to activate peripheral components. The inductance stability is also exceptionally good, with the most recent version of the inductor able to withstand a steady load of up to 4.2A.

The operating temperature range of the MPI4040R3-4R7-R is -40°C to +90°C, making it well suited for both indoor and outdoor applications. Furthermore, it has a peak resonance frequency of 76.8KHz and a quality factor of 4.2, ensuring high-quality performance in high frequency operations. Moreover, the MPI4040R3-4R7-R utilizes silicone rubber coils, which boosts its already excellent reliability.

The MPI4040R3-4R7-R is offered in three sizes – Ø20mm, Ø25mm, and Ø30mm. Each size is available with either a vertical or horizontal mounting option, allowing for faster installation and greater flexibility. The inductors also come with a variety of termination options, including 8-Pin DIP, 4-Pin DIP, 4-Pin SMD, and SMT. This makes it easy to find the correct type of connectors for a particular application.

The MPI4040R3-4R7-R is a robust, reliable, and versatile fixed inductor that can be used in a wide variety of applications. It has an excellent combination of inductance and current-handling capacity, making it suitable for both continuous and pulsed operations. Its multi-layer construction offers good heat resistance and excellent electrical insulation. Furthermore, its sturdy construction and wide range of connector options make it a favorite among electronics engineers and designers. As a result, the MPI4040R3-4R7-R is an ideal component for any design requiring a reliable, fixed inductor.

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