UST1HR22MDD

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Aluminum Electrolytic Capacitors are widely used in many applications including audio and high frequency coils, automotive applications, power systems, and telecom equipment. The UST1HR22MDD is a type of aluminum electrolytic capacitor that is designed for high-temperature, high-voltage applications.

As with most aluminum electrolytic capacitors, the UST1HR22MDD utilizes an anode, or positive terminal, and a cathode, or negative terminal, separated by an electrolyte material. When voltage is applied across these two terminals, electrical energy is stored in the capacitor’s dielectric layer, which is typically an aluminum oxide layer. The stored energy allows the capacitor to act as an energy source or an energy sink.

The UST1HR22MDD is designed to operate at a maximum voltage of 500V and temperatures up to +125°C. Its capacitance range is from 2.2μF to 0.002μF and its ESR range from 0.2 Ω to 15mΩ. The UST1HR22MDD also has a Tin-plated copper terminals, rated current of 20A, and failure rate of 0.05%.

Given its high-temperature and high-voltage ratings, the UST1HR22MDD is typically used in applications requiring high-power such as automotive and industrial applications. Common applications include those involving heavy duty motors, uninterruptible power supplies, vehicles, and solar energy systems. The UST1HR22MDD is also suitable for use in power-converters, AC-DC and DC-DC converters, and other switching power supplies.

In order to ensure a long operational life and reliable performance, it is important to select the appropriate capacitors for the intended applications. Factors to consider include voltage, temperature, capacitance range, ESR, ripple, current surge, and failure rates. It is advisable to contact the manufacturer for selection advice, ensuring that the chosen capacitor meets the desired requirements and specifications.

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