947D251K122BEMSN

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Film capacitors, often referred to as “film caps,” are an important component in modern electronic devices. They are responsible for storing and releasing energy in a controlled manner, and are commonly used in applications such as audio, video, and power supply circuitry. The 947D251K122BEMSN is a specific model of film capacitor that is commonly used in applications requiring high capacitance. This article will provide an overview of the application field and working principle of this particular film capacitor model.

As mentioned, the 947D251K122BEMSN is a film capacitor which is used most often to provide high capacitance in a variety of applications. The capacitance range of this model is between 45 and 500-uF, depending on the size of the device. It has a voltage rating of up to 1.6kv, making it suitable for a wide variety of power supply applications. In addition, it has a low temperature coefficient of capacitance (TC) which makes it effective in high-temperature environments.

In terms of application field, the 947D251K122BEMSN film capacitor is used in many types of power supply systems. For example, it is commonly used in switching power supplies, AC motor drives, and harmonic suppression designs. Additionally, it is also used in high-end audio equipment as a way to reduce noise and interference. Moreover, the device is also suitable for use in high-frequency communication circuits, thanks to its high capacitance and low temperature coefficient of capacitance.

When it comes to working principle, the 947D251K122BEMSN film capacitor works by storing charge on two layers of material, usually a dielectric material such as polyester or polypropylene film. When a voltage is applied across the two layers, an electric field is generated which causes the electric charge to move from one layer to the other. In this way, the capacitor stores electrical energy, which can be released when the voltage across it is reversed.

In addition, other factors such as temperature and frequency will also affect the performance of a film capacitor, due to the fact that the dielectric material can expand and contract with changes in temperature and the electric field can be affected by changes in frequency. However, the 947D251K122BEMSN film capacitor is specifically designed to remain stable over a wide range of temperatures and frequencies, making it an ideal choice for high-temperature and high-frequency applications.

In conclusion, the 947D251K122BEMSN is a versatile film capacitor that is used in a wide variety of applications requiring high capacitance. With its high voltage rating, low temperature coefficient, and stable performance over a wide range of temperatures and frequencies, this model is an excellent option for power supply, audio, and communications applications.

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