SP1210R-122J

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Fixed inductors are used worldwide to store and transmit power in the electronic circuits of everyday life. The SP1210R-122J is a type of fixed inductor, and its application field and working principle are described in this article.

Fixed inductors, also known as AC line filters, are used in electrical systems where AC line noise is present. This noise can come from various sources, such as emi fields, radio frequency interference, and electrical noise due to nearby motors. By using a fixed inductor, these AC line noises can be filtered out, allowing for clean, reliable, and efficient power transfer.

The SP1210R-122J fixed inductor is designed to handle up to 10A of current and a voltage of up to 250V. It is a high power filter and is ideal for applications where high power is required and EMI/RFI protection is necessary. It is designed with an air gap which limits the inductance and current to peak values at low frequencies. This allows for more effective filtering at different frequencies.

The SP1210R-122J fixed inductor is highly reliable and has a very low operating temperature. It is also easy to install and requires no maintenance or costly repairs. This makes it one of the most popular and widely used fixed inductors on the market.

In terms of its working principle, the SP1210R-122J works by focusing magnetic fields around the inductor’s core. The fields produce an electric current, which is then “flattened” by the electrically conducting material that surrounds the core. This action causes the AC line noise to be filtered out, allowing for clean and efficient power transfer.

The use of fixed inductors, such as the SP1210R-122J, is essential in guaranteeing reliable and efficient power transfer in applications where EMI/RFI protection is necessary. They are highly reliable, low maintenance, and easy to install, making them a choice for many engineers and designers.

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