UKT1H2R2MDD1TA

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Aluminum Electrolytic Capacitors

Aluminum electrolytic capacitors (AECs) are a type of capacitor that uses aluminum oxide electrolytes to store energy. The aluminum oxide works as a dielectric, meaning that when it is placed between two electrical circuits it stores an electric charge. This charge is then used for various purposes such as to filter noise from the circuit, power up industrial motors, and supply surge current in case of power outages. Capacitors of this type are also used to limit energy losses in circuits.

The UKT1H2R2MDD1TA is a type of aluminum electrolytic capacitor from the TDK Corporation. This capacitor is made with a special dielectric grade aluminum foil and is designed to be ideal for use in automotive applications where temperature and vibration resistance is important. The UKT1H2R2MDD1TA has a voltage rating of 16V, capacitance range of 0.47µF-1000µF, and an increased temperature range of -55°C to +125°C. This makes it particularly suitable for the harsh conditions faced in automotive use.

The working principle of aluminum electrolytic capacitors relies on the ability of aluminum oxide to transfer and store electric charges. The layer of aluminum oxide acts as an insulator which prevents the two terminals from coming into direct contact. When a voltage is applied across the terminals, a current will flow and charge will be stored within the capacitor.

The capacitance of the aluminium electrolytic capacitor is affected by several parameters such as the metal foil thickness, the foil etching area, the applied voltage, and the operating temperature. AECs also come with an \'equivalent series resistance\' (ESR) rating which measures the resistance of the capacitor at various frequencies. The lower the ESR, the better the capacitor performs in high-frequency applications.

Aluminum electrolytic capacitors are widely used in many applications, such as in motor controllers, PLCs, Flash memory systems, and 3-phase inverters. They are also commonly used in many consumer products such as portable devices, digital cameras, and telecommunication systems. As such, the UKT1H2R2MDD1TA is an ideal choice of AEC for automotive applications where temperature and vibration resistance is required.

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