USA1A330MDD

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Aluminum electrolytic capacitors are a type of capacitor used in electronics, which are adept at producing high capacitance relative to their size and weight ratio. They are widely used to store small amounts of energy, filter out or suppress interfering signals, and form part of the smoothing circuits in power supplies. USA1A330MDD, developed by American manufacturers, is a suitable choice for the above applications.

USA1A330MDD aluminum electrolytic capacitor is a radial leaded device, which features long life operation and low equivalent series resistance (ESR). It is constructed of rugged aluminum electrolytic case, its chamfered corners protect against cut-through damage and can increased design-in flexibility. Also, as the same with other aluminum electrolytic capacitors, its core component is an anode foil with a thin dielectric layer of insulating oxide deposited on it by electrolysis, it splits into two parts and usually rolled up together with cathode foil. And for USA1A330MDD series, it is designed to exceed the requirements of EIA-456-A and IEC standards.

Besides its superior construction structure, USA1A330MDD aluminum electrolytic capacitor has outstanding parameters such as small dissipation factor, excellent high frequency characteristics, high ripple current capability, high insulation resistance, wide commercial temperature range(-40℃ to 85℃) and competitive prices as well. By all these advantages, USA1A330MDD aluminum electrolytic capacitors are widely used for signal filtering, power supply smoothing / buffering, coupling / decoupling applications, etcs.

For the working principle, USA1A330MDD aluminum electrolytic capacitor is a polarized capacitor with two electrodes —an anode and a cathode which are separated by an electrolyte. A voltage applied across the anode and the cathode will form an electrical field which causes electrical current flow, then a built up electrostatic field will appear inside the capacitor. This electrostatic field is applied to the oxide layer on the anode foil and will break the oxide layer into positive and negative charges. The negative charge will be attracted to the anode and the positive charge to the cathode. The amount of charge created is directly proportional to the amount of current passing through the capacitor.

To sum up, with high capacitance, long life operation, low ESR, high ripple current capability, USA1A330MDD aluminum electrolytic capacitors possess a series of advanced features, which make them the preferred choice for engineers in many applications, from signal filtering, power supply smoothing / buffering, coupling / decoupling applications, etcs.

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