1008R-331K

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Introduction to Fixed Inductors

An inductor is a passive two-terminal electrical component which resists changes in electric current. It is frequently used to store energy as magnetic field and in many different electronic circuits. Inductors can also be classified as fixed or variable. The difference between them is that a fixed inductor has a fixed inductance value, whereas a variable inductor can have a range or adjustable values.

Fixed inductors are usually constructed out of loops of insulated wire wrapped around a core material. In order to protect the core material from external fields, these inductors are often encased in metallic cases or other shielding materials. Inductors are also frequently referred to as coils, chokes, or simply “Ls”.

1008R-331K Application Field and Working Principle

The 1008R-331K is a small, surface-mount fixed inductor with ceramic-filled, copper-plated clips, suitable for use on printed circuit boards (PCBs). This inductor is part of the 1008R Series, a range of low-profile, high-performance surface-mount inductors. This series offers 3 to 550 millihenries (mH) of inductance with a tolerance of ±10%.

The 1008R-331K is designed for use in RF switching circuits, DC-DC converters, portable electronics, and other applications where low-profile, small-sized components are needed. It has a DC current rating of 2.05 Amps (A) and an AC current rating of 1.5A, and a maximum saturation current of 5A. This series also features an operating temperature range from -40°C to +125°C.

The working principle of the 1008R-331K is similar to that of any other ordinary fixed inductor. When current passes through its windings, a magnetic field is created in the core material which induces a voltage drop in the coils. This voltage drop is equal to the opposing force created against the current. Thus, the inductor acts to resist changes in the electric current.

Conclusion

The 1008R-331K is a small surface-mount, fixed inductor designed for use in various electronic applications. It has a low-profile design, a maximum operating temperature of 125°C, and a 2.05A DC current rating. The working principle of the 1008R-331K is based on the concept of magnetic induction, wherein changes in electric current are resisted by the inductor. This makes the inductor a popular choice for many different applications.

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