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贴片电感的概念

来源:发布时间:2020-11-19 17:03:18点击率:

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Basic concept of patch inductor.
The patch inductor is a characteristic of the closed loop, if the current of the closed loop is changed, it presents an electromotive force to resist the change of the current. The inductance of this closed loop with its own characteristics is called self-inductance; if the current of the closed loop is changed, the electromotive force of the closed loop is due to the induction effect, and this patch inductance is called mutual inductance. The following is a specific introduction for you:
[patch inductor] mutual inductance.
When two inductor coils are close to each other, the change of the magnetic field of one inductor coil will affect the other inductor coil, which is mutual inductance. The size of the mutual inductance depends on the degree to which the self-inductance of the inductor coil is coupled with the two patch inductor coils. The components made using this principle are called transformers.
[patch inductor] self-inductance.

When an electric current passes through the coil, a magnetic field occurs around the coil. When the current in the coil changes, the magnetic field around it also changes accordingly, and the changed magnetic field can cause the coil itself to produce induced electromotive force (EMF), which is self-inductance.


    贴片电感是闭合回路的一种特点,若通过闭合回路的电流改动时,呈现电动势来反抗电流的改动。这种闭合回路自个本身的特点的电感称为自感;假如闭合回路的电流改动,因为感应效果而使得电动势于别的一个闭合回路,这种贴片电感称为互感。下列为您具体介绍:

【贴片电感】互感

两个电感线圈彼此靠近时,一个电感线圈的磁场改变将影响另一个电感线圈,这种影响即是互感。互感的巨细取决于电感线圈的自感与两个贴片电感线圈耦合的程度,使用此原理制成的元件叫做互感器。

【贴片电感】自感

当线圈中有电流通过,线圈的周围就会发生磁场。当线圈中电流发生改变时,其周围的磁场也发生相应的改变,此改变的磁场可使线圈本身发生感应电动势这即是自感。




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