UMA1H010MDD

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Aluminum Electrolytic Capacitors are capable of storing and releasing large amounts of electrical energy due to their relatively high capacitance and relatively low cost. They are widely used in a variety of applications, and one of the most popular is the UMA1H010MDD, which has a high dielectric strength and a long life expectancy. In this article, we\'ll cover the application fields, working principle, and specifications of the UMA1H010MDD.

Application Fields

The UMA1H010MDD is designed for high-performance applications where a long, reliable life span is required. It is especially suitable in applications such as automotive electronics, industrial equipment, and power electronics, where durability and reliability are key. In addition, the UMA1H010MDD has a high capacitance-to-volume ratio, making it ideal for applications where space is at a premium.

The UMA1H010MDD is also suitable for high pulse current applications, including multi-phase inverters, DC/DC converters, and motor controllers. Its high surge energy capability, low leakage current, and excellent heat dissipation ensure reliability even under high-demand conditions. The UMA1H010MDD can also be used in audio, telecommunications, and portable electronic applications.

Working Principle

Aluminum electrolytic capacitors use an electrolytic solution to store electrical charge in a thin layer of metal oxide on the surface of their aluminum or tantalum plates. This oxide layer acts as a dielectric, and charges up to a maximum voltage determined by the electrolyte concentration and the plate thickness. The capacitance is determined by the amount of surface area on each plate, as well as the thickness of the dielectric layer.

The UMA1H010MDD uses a unique design that combines a low-ESR design with high temperature stability. The low-ESR design extends the life expectancy of the capacitor, while the high-temperature stability makes it suitable for a wide range of operating temperatures. In addition, the UMA1H010MDD features a double-layer winding to reduce overall ESR, as well as an extended life design to ensure reliable operation even under harsh conditions.

Specifications

The UMA1H010MDD is a rated voltage of 6.3V, and a rated capacitance of 1000µF. The operating temperature range is -40ºC to +85ºC, and the capacitance stability is ±8%. The UMA1H010MDD has a maximum surge current rating of 3A and a maximum leakage current of 0.5mA.

The UMA1H010MDD is available in both radial and axial mounting packages, and measures around 10x18mm (dia x L). The dielectric strength is 1000V AC/DC for 10s, and the ESR is 3Ω. The capacitance tolerance is also available in ±10% or ±20%.

The UMA1H010MDD has a shelf life of 6 years at +25ºC, and a shelf life of 1 year at +85ºC. The reliability of the capacitor is guaranteed for up to 5000h at +85ºC, with no more than 10% variation in capacitance.

In summary, the UMA1H010MDD is a high-performance aluminum electrolytic capacitor that is suitable for a wide range of applications. Its low ESR design extends its life expectancy, while its high-temperature stability ensures reliable operation even under harsh conditions. It is available in a variety of package types and capacitance tolerances to meet the needs of different applications.

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