DPM4S22K-F

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Film capacitors are one of the most important components in electronic systems. They can be found in virtually all types of electronic circuit designs, from basic circuits to complex systems. DPM4S22K-F are a type of high performance film capacitors, designed for use in high voltage, high temperature, high frequency applications. Generally, film capacitors have higher dielectric strength, high insulation resistance and better temperature coefficient compared to other types of capacitors.

The DPM4S22K-F is a high quality, long lasting and reliable capacitors series with a wide temperature range and high dielectric strength. The capacitors are composed of two thin layers of dielectric material with a dielectric constant between 25 to 400. This high dielectric constant allows for higher energy storage capacity in a given area. The layers of dielectric are separated by a conductive spacer. This spacer is usually made from copper, nickel or aluminum.

The DPM4S22K-F capacitors provide high energy density, superior AC breakdown strength, low ESR and excellent temperature stability. They are suitable for high voltage pulse applications, AC ripple and power line decoupling. The capacitors are also suitable for regulation of voltage and current in low voltage power systems. They also provide excellent shielding against EMI and RFI.

The DPM4S22K-F capacitors are typically used in high-voltage applications such as military and avionics, medical, renewable energy, industrial, automotive and telecom applications. They are suitable for circuits operating up to 400V, with a capacitance range of 0.5 to 60µF and a voltage range of 400Vac/dc. The wide temperature range (-40℃ to +125℃) makes them suitable for a variety of applications.

The working principle of the DPM4S22K-F capacitors is based on the accumulation and storage of electrical charge. The capacitor is made up of two electric conductors (the plates) separated by a dielectric material (the insulator). When a voltage is applied to the plates, an electric field is created, which causes electric charge to accumulate on the plates. When the voltage is removed, the charges remain stored on the plates. This stored electrical energy is what is referred to as the capacitance of the device.

The capacitance of the DPM4S22K-F is non-linear, so it is important to select the appropriate capacitance for the application. The capacitance also changes with temperature, so the exact capacitance should be specific to the temperature range of the application. The temperature coefficient of capacitance (TCC) is specified as a percentage by which the capacitance changes with every degree increase in temperature, from a given reference temperature.

The DPM4S22K-F capacitors are ideal for applications that require a high quality and reliable film capacitor with excellent temperature stability. They offer excellent long life performance and high thermal stability at high temperatures and voltages. They are suitable for a variety of low and high voltage applications, including pulse power supplies, EMI (electro-magnetic interference) and RFI (radio-frequency interference) suppression, as well as precision rectification circuits.

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