ALS71C274NJ040

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Aluminum Electrolytic Capacitors refer to capacitors with an electrolyte as the medium and aluminum as the electrodes. They contain two metal electrodes--the anodea and the cathode--separated by an electrolyte. The electrolyte is usually an acidic solution of boric acid, sulfates, or borates. The anode is an aluminum foil coated with an oxide film. The oxide film acts as the dielectric. The cathode is made of a porous material that absorbs the electrolyte. The result is a capacitor that works by storing energy in the form of an electric field.

One of the various types of aluminum electrolytic capacitors is the ALS71C274NJ040 application field and working principle. It is an axial, metallised polymer, radial capacitor with an aluminium lower case. It is designed to provide a high capacitance per volume enabling for higher capacitance values in a minimum case size. It incorporates an impregnated-metalized polymer construction which gives excellent performance for DC-Link applications in a wide temperature range.

This capacitor features a capacitance range from 8μF to 3300μF and voltage ratings of16V DC to 450V DC. It has an operating temperature range of -55°C to +105°C and overall stability of +/-10% tolerance and 0.1-15 Ohms ESR from 8μF to 3300μF. This capacitor is suitable for surface mount and is supplied in standard lead form.

The ALS71C274NJ040 application and working principle are designed for use in DC-link applications in automotive, consumer, industrial, telecoms, and railway applications. The performance benefits of this type of capacitor are its high capacitance density, small form factor and ultra-low ESR, making them ideal for filtering and energy storage applications.

The operation of an aluminum electrolytic capacitor is based on the reaction of an electrolyte with an oxide film which creates an additional energy storage element to store charge. The ionic current is limited by the resistance of the electrolyte which then acts as a dielectric. The capacitance of the capacitor is directly proportional to the surface area of the electrodes and inversely proportional to the distance between the electrodes--thus, increasing the capacitance requires increasing the surface area of the electrodes.

The ALS71C274NJ040 application and working principle thus offers an optimal solution for storing energy even in high-temperature environments, making it ideal for a variety of different applications. Its high capacitance density and long-term stability make it a great choice for applications requiring a reliable energy storage solution.

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