DME6S39K

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Film Capacitors

Film capacitors are non-inductive or virtually non-inductive components which have a wide range of applications and are often used as part of a larger circuit. The DME6S39K is one of these film capacitors, and it has a variety of applications from precision measurements of time signals to interference filters. It is a key part in many electronic systems, and its working principle is essential to understanding how these systems operate.

Application Fields of the DME6S39K

The DME6S39K is a specialized film capacitor designed for a range of applications, primarily used for precision measurements. The capacitance of the DME6S39K has a degree of accuracy that is well suited for logarithmic measurements such as temperature compensation. Additionally, the low impedance and high accuracy makes it suitable for use in filtering of interference signals to ensure accurate results. High stability and wide temperature range mean that the DME6S39K can be used in a variety of temperature-dependent applications, such as controlling the speed of motors and fans. It is also used to stabilize supply voltages in power supplies.

Working Principle of the DME6S39K

The DME6S39K is a film capacitor that uses a polyester or polypropylene dielectric material to generate a capacitance between two electrodes. The dielectric material can be either of the two aforementioned materials, which have a significantly higher dielectric strength than traditional capacitor materials such as mica and ceramic. Additionally, the DME6S39K has a high capacitance-voltage ratio which helps maintain its accuracy. This type of capacitor uses a pure foil construction, meaning a single metal sheet is wound around the electroconductive material and sealed to form a capacitor.

The DME6S39K works by creating an electric field in the dielectric material between the two electrodes when a voltage is applied across them. This electric field causes the positive and negative charges on the electrodes to be separated and creates a separation of charge. The result of this process is the creation of capacitance in the form of a charge stored in the dielectric material. As the voltage is increased or decreased, the capacitance changes accordingly, allowing the capacitor to function in a wide range of voltage levels.

The DME6S39K is a highly capable and reliable film capacitor that has a range of applications in precision measurement, filtering, motor speed control, and power supply regulation. Its pure foil construction and consistent performance over a wide temperature range make it one of the most reliable film capacitors available. Its working principle is essential to understanding how it works in all of these applications.

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