DME4S18K-F

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Film capacitors have been around for quite a long time, providing reliable power in many systems. The DME4S18K-F film capacitor is a multipurpose capacitance device that is mainly used for power supply applications. This includes providing smoothing, protection, and voltage regulation for power supplies. It is also used in AC motor drives for a variety of applications such as computers, UPS systems, and other power-sensitive equipment.

The DME4S18K-F film capacitor is a dependable and reliable device because it has a small footprint and is composed of two layers of polypropylene-encased film. It has an extremely high dielectric breakdown and low ESR (equivalent series resistance), ensuring that it maintains its stabilizing performance over long periods of time. It has a temperature range of -25˚C to 85˚C and is rated for up to 200VDC.

The DME4S18K-F film capacitor works on the principle of static capacitance. When two plates are separated with a insulator like plastic, or in this case film, an electric field is generated across the plates. This electric field creates a static charge, which can be used to store energy. The greater the area of the plates, the higher the capacity for energy storage.

The DME4S18K-F film capacitor is rated for 400µF capacitance with a ripple current rating of 8.42 Arms. This means that the capacitor can store 8.42 amps of energy till it reaches its peak capacitance value. When the maximum capacitance is reached, the capacitor can then discharge the energy, providing for a steady current. This steady output can be used to regulate power supply voltages or smooth out ripples in AC motor drives.

The DME4S18K-F film capacitor also features excellent resistance to humidity and vibration, making it an ideal device for applications that require long-term stability with minimal maintenance. It is also RoHS compliant, meaning it has been designed with environmental sustainability in mind. All these factors make the DME4S18K-F film capacitor the choice device for many power supply applications.

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