EKMH451VNN221MA30W

Aluminum Electrolytic Capacitors

EKMH451VNN221MA30W is a type of aluminum electrolytic capacitor. It belongs to the radial leaded aluminum electrolytic capacitors that are composed of aluminum foil as electrodes, electrolytic paper as dielectric paper, and a cylindrical formed plastic case. The EKMH451VNN221MA30W is rated for 10volt/450uF.

Application Field

Aluminum electrolytic capacitors have a wide range of applications and EKMH451VNN221MA30W is no exception. In general, this aluminum electrolytic capacitor can be used in a variety of applications that require filtering of high frequency signals and rectifying of high frequency AC signals. It can also be used for decoupling and smoothing of power supply circuits, as well as for noise suppression. Additionally, it can be used in variety of electronic equipment such as PCs, TVs, VCRs, and other electronic consumer products.

Working Principle

The working principle of an aluminum electrolytic capacitor is based on Faraday’s law of Electrolysis. This law states that when a current is passed through an electrolyte, it generates a reaction at the electrode, which leads to the electroplating of the metal ions on that electrode. Thus, an aluminum electrolytic capacitor is a device that utilizes this principle and converts the electrical energy into electrochemical energy which is then stored in the form of static charge.

The basic construction of an aluminum electrolytic capacitor consists of two aluminum foil electrodes that are evenly spaced and separated by a layer of dielectric material. The capacitor is then filled with an electrolyte solution such as an acid-bromide mixture or a non-aqueous lithium-ion mixture. When a voltage is applied across the two electrodes, a reaction occurs at the electrodes, and this reaction causes the deposition of the metal ions onto the surface of the electrodes.

These deposited metal ions form a layer of metal oxide on the surface of each electrode and this layer of metal oxide serves as a barrier between the two charges. This barrier prevents the flow of current between the two electrodes, thus allowing the capacitor to store the electrical energy in the form of electrostatic charge. Once the charge is stored, it can be released back into the circuit as needed.

In conclusion, the EKMH451VNN221MA30W is an aluminum electrolytic capacitor that has a wide range of applications. It has a rated voltage of 10volt/450uF, which makes it suitable for use in various applications such as filtering of high frequency signals and rectifying of high frequency AC signals. Additionally, it can be used in variety of electronic equipment such as PCs, TVs, VCRs, and other electronic consumer products. Finally, it works on the principle of Faraday’s law of Electrolysis and stores the electrical energy in the form of static charge.