T540D227K004BH8505WAFL

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Tantalum - Polymer capacitors, commonly referred to as “polymer tantalums”, are increasingly being used in a wide range of applications as they offer a unique combination of high capacitance density and low equivalent series resistance. The T540D227K004BH8505WAFL capacitor is one such type of capacitor and is used in a variety of applications such as filtering, decoupling, transient protection, and energy storage.

The T540D227K004BH8505WAFL capacitor is a surface mount, radial-leaded tantalum-polymer capacitor, designed for low ripple and noise, and high efficiency. The capacitor consists of a tantalum electrolyte sandwiched between two metal layers. It is designed to operate at a nominal capacitance of 22µF, a voltage rating of 16V, a temperature range of -40°C to +85°C and a maximum ripple current of 85mA. The T540D227K004BH8505WAFL capacitor has a maximum ESR of 0.96 Ω, a maximum ESL of 0.62 nH and a maximum impedance of 0.14 Ω at 1 kHz.

The working principle of the T540D227K004BH8505WAFL capacitor is based on the fact that when an electric current is passed through an electrolyte, a capacitance is formed due to the electric field between the two metals. The electric current causes a charge to accumulate on the surfaces of the particles of the electrolyte, which in turn creates an electric field between the two metals, resulting in a capacitance. The value of the capacitance depends on the area of the two metals and the distance between them.

The T540D227K004BH8505WAFL capacitors can be used in a wide range of applications, from filtering to decoupling and energy storage. They are especially suitable for applications requiring low ESR and low ESL, such as portable power supplies, DC-DC converters, LCD displays and motor control. Moreover, they are ideal for high-frequency applications where other types of capacitors may not be suitable due to the high ripple and noise levels.

The T540D227K004BH8505WAFL capacitors are also used in automotive applications due to their ability to withstand a wide temperature range and can be used as power conversion devices, charge pumps and voltage regulator modules. In addition, they are commonly used in medical equipment, due to their low ESR and ESL values, as well as their ability to withstand high ripple current levels. The T540D227K004BH8505WAFL capacitors can also be used in LED backlighting and lighting solutions, as well as for ultrasound imaging and in military applications.

In summary, the T540D227K004BH8505WAFL capacitor is an effective solution for a range of applications, from filtering to energy storage, and from medical equipment to automotive applications. It has a low ESR and ESL, making it ideal for applications with high ripple currents and high frequency switching applications. The capacitor consists of a tantalum electrolyte sandwiched between two metal layers and works on the principle of an electric field between the two metals. It operates at a nominal capacitance of 22µF, a voltage rating of 16V, a temperature range of -40°C to +85°C and a maximum ripple current of 85mA, making it suitable for a wide range of applications.

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