ECW-H20912JVB

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Film capacitors, also known as film dielectric capacitors, are capacitors that use a thin plastic film as the dielectric. They are characterized by high stability, long service life, new safety performance, high insulation resistance, small envelope size, and low cost. When selecting film capacitors, the most important points to consider are the size, working voltage, leakage current, long-term stability, temperature coefficient of capacitance, and mechanical strength required by the customer.

The ECW-H20912JVB is a film capacitor, and it has a number of features that make it ideal for a variety of applications. It has a working voltage range from 4V-400VAC, meaning that it is suitable for most low voltage applications. It also has a high capacitance of 12.5–44μF, making it capable of storing a large amount of energy. The dielectric insulation layer is also near perfect, meaning that leakage current is virtually nonexistent.

The ECW-H20912JVB is typically used in applications requiring high insulation resistance and long-term stability. Its film dielectric layer provides excellent insulation between the plates, making it ideal for safety applications where the fault probability must be low. Due to its non-magnetic core and self-healing property, it is suitable for use in circuits requiring high-frequency pulse operation. Since this capacitor does not contain electrolyte, it avoids the problems associated with electrolyte-filled capacitors, such as corrosion, leakage and safety issues. It can also be used in medical equipment, lighting ballasts, metering systems, aerospace equipment and more.

The ECW-H20912JVB works on the principle of dielectric polarization. When an electric field is applied to a dielectric material, the molecules of the material become polarized. This creates an electric dipole at each molecule, resulting in a net electric field across the material. This allows the material to store a charge. In the ECW-H20912JVB, the dielectric material is a thin plastic film, allowing it to store a larger charge and capacitance than ordinary capacitors.

In conclusion, the ECW-H20912JVB film capacitor is the ideal choice for low-voltage applications requiring long-term stability, high capacitance, and high insulation resistance. Its non-magnetic core and self-healing property make it suitable for high-frequency pulse operations. It is widely used in medical equipment, lighting ballasts, metering systems, aerospace equipment and more.

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