KMH16VN183M25X40T2

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Aluminum Electrolytic Capacitors are used in all kinds of electrical and electronic systems ranging from audio to automotive, from medical equipment to telecommunications. The KMH16VN183M25X40T2 is an Aluminum Electrolytic Capacitor and is designed for a wide variety of applications. This paper will discuss the application field and working principle of the KMH16VN183M25X40T2.

The KMH16VN183M25X40T2 is a radial snap-in Aluminum Electrolytic Capacitor with a non-solid electrolyte and is typically used in an operating temperature range from -40℃ to +105℃. Its parameters include a rated voltage of 16V, a capacitance of 183μF, a tolerance of ±20% and a maximum ESR of 400mΩ. The application field of the KMH16VN183M25X40T2 mainly includes start-up circuits, power inverters, charge and discharge circuits and filters. It is particularly suitable for input and output stages of switching power supplies, as well as the high frequency switching converters used in the communication systems.

The working principle of the KMH16VN183M25X40T2 can be summarized as follows: An electric current is generated when a voltage difference is applied across two electrodes separated by an insulating material called an electrolyte. In Aluminum Electrolytic Capacitors, an anode is typically a solid aluminum foil with a printed oxide layer. A second aluminum foil, along with an absorbent paper layer, is then placed onto the first one. These two pieces of aluminum conduct electricity and create a capacitor when insulated by the electrolyte, thus forming the anode.

The cathode of an Aluminum Electrolytic Capacitor is typically a wet electrolytic, a liquid electrolyte containing boric acid, phosphoric acid, and other agents. The wet electrolyte facilitates the formation of an oxide film on the anode surface, thus further enhancing its capacitance. This oxide film also acts as a barrier to maintain an electric charge between the two elements, thus forming a capacitor. This characteristic is commonly referred to as \'polarization\' and is the main reason why Aluminum Electrolytic Capacitors are well suited for circuits with high ripple current applications.

In conclusion, the KMH16VN183M25X40T2 is an Aluminum Electrolytic Capacitor that is designed for a wide range of applications including start-up circuits, power inverters, charge and discharge circuits and filters. Its key characteristics include a rated voltage of 16V, a capacitance of 183μF, a tolerance of ±20% and a maximum ESR of 400mΩ. Its working principle is based on the connection between two conductors separated by a wet electrolyte, allowing an electric charge to be maintained, thus forming a capacitor.

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