SD53-4R7-R

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Fixed inductors are an important type of electronic device used in electrical circuits, and the SD53-4R7-R model can serve as a fine example for them. It is a four-shorted shielded inductor made for applications in low frequencies. It is especially useful for power electrical designs and its low-profile ceramic core helps maintain a consistent inductance with high current capacity.

The SD53-4R7-R is made by winding enough copper wire around a ferrite, silicon steel, or a metal core to reach the necessary inductance. It features an insulation layer of enamel, polyimide, or teflon coating, as well as a shielding layer, normally made of tin-plated copper braid. The winding must be supported with an adequate base frame, and these inductors typically present a cylindrical shape.

This inductor offers good thermal stability and low losses in a wide temperature range, from –55 °C to +125 °C. It also features high SRF, and since it has no internal core soldering, ingress chances are reduced.

Applications for the SD53-4R7-R are mainly found in low frequencies, such as filtering. Its great performance in broadband filtering allows it to reduce ripple noise, eliminate harmonic frequencies, and improve power supply efficiency. It is a common choice for medical equipment like X-ray machines, electrocardiographs or lab instruments, as well as for automotive electronics.

The working principle of SD53-4R7-R is simple and relies on the properties of inductance in an electric circuit. When the current passes through the inductor, its inductance generates a magnetic field, and this field\'s interaction with the applied current causes a voltage drop in the inductor. This voltage drop, along with a certain electrical resistance, is what forces the current through the device.

It is this voltage drop caused by the inductor in an AC circuit that differentiates inductors from other electronic devices like capacitors or resistors. In an AC circuit, the voltage in a capacitor doesn\'t create a voltage drop, but is instead used to induce and maintain an electric field, and this field\'s interaction with the current helps provide the required voltage drop. In a resistor, the voltage drop is a consequence of the opposition the device poses to the current.

The SD53-4R7-R is an effective solution for low frequency applications, combining the advantages of magnetic cores with the convenience of a shielded inductor. Its shielding ensures that the device won\'t affect other circuits with its magnetic flux, and its great thermal stability allows it to be used in almost any environment.

The specific data is subject to PDF, and the above content is for reference