MAL211928151E3

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Aluminum electrolytic capacitors are vital components used in electronic devices and applications. They are widely known for their small size and high capacitance. A typical example is the MAL211928151E3, which offer high performance, long life, and reliability. In this article, we will discuss the MAL211928151E3 application field and working principle.

The MAL211928151E3 is an aluminum electrolytic cap tasked with filtering and bypassing in DC circuits. It has operating temperature range between -55°C and +105°C. It is known for its low ESR, long working life, high ripple current, and modest price. Such capacitors are widely used in various fields such as communication, automotive, and consumer applications.

The key technology driving the MAL211928151E3 is its working principle. The working principle of the capacitor is based on the electric charge and electric field between two conducting metal surfaces, separated by a dielectric material. When the capacitor is connected to a voltage source, electrons will begin to flow, forming layers of charge on one plate. This creates an electric field between the two plates. This electric field causes the voltage on the plates to become equal, and a small amount of current, also known as a leakage current, is drawn. The amount of charge stored on one plate is what determines the capacitance of the device.

The MAL211928151E3 utilizes a tantalum electrolyte, aluminium oxide dielectric, and pure aluminium foil as the plates. The tantalum electrolyte allows for perfect wetting of the dielectric that is formed on the surfaces of both plates. This in turn reduces equivalent series resistance (ESR). The aluminium oxide provides a good barrier between the two conducting surfaces and keeps the charges on the surface stable, leading to longer life and higher capacitance. The pure aluminium foil forms the electrical contacts, making the connection more reliable.

In conclusion, the MAL211928151E3 aluminum electrolytic capacitor is a reliable device that can be used in a wide range of applications. This capacitor has the capability to filter and bypass signals, while also maintaining a low ESR. It is also capable of providing long working life and high ripple current. The key to the MAL211928151E3’s performance is its working principle, which relies on the electric charge and electric field between two conducting metal surfaces, separated by a dielectric material. With such features, this capacitor is an excellent choice for both commercial and industrial applications.

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