M551B348M008AG

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Tantalum - Polymer Capacitors are a highly reliable class of capacitors, offering superior performance in terms of capacitance per unit volume, voltage handling, and temperature performance. In general, Tantalum-Polymer Capacitors are ideal for use in applications with high-power and high-frequency requirements, such as for power supplies, DC-DC converters, and voltage regulators in Switch Mode Power Supplies (SMPS). In this article, we will focus on the application field and working principle of M551B348M008AG, a specific type of Tantalum - Polymer Capacitors.

The M551B348M008AG, also known as a 380 Volt Aluminum Electrolytic Capacitor, is used for a wide range of applications, including consumer electronic component as well as computer and industrial applications. It is specifically designed to withstand high-voltage transients, making it a great choice for transient protection, such as battery backup, voltage regulator, and switching power supplies. The capacitor’s case is made from aluminum and its dielectric is a polymer. The thinner the dielectric, the better the capacitors performance.

The M551B348M008AG is mainly used in power supplies, DC-DC converters and voltage regulators of general-purpose (i.e. low-cost) SMPSs. In these applications, it is designed to provide superior capacitance per unit volume as well as superior voltage handling. Additionally, due to its low ESR, it can provide high ripple resistance, improving the stability of the power supply.

When it comes to the working principle of the M551B348M008AG, it is important to note that the capacitor works on the principle of electrostatic action. A capacitor consists of two metal plates separated by an insulating dielectric material, such as the polymer used in the M551B348M008AG. When an electrical charge is applied to the capacitor, it stores the energy in an electric field. When the charge is removed, the stored energy is released, allowing it to act as a filter or buffer in the circuit.

Due to the high voltage-handling capabilities of the M551B348M008AG, it is used in a wide range of applications, where it generally proves to be a superior alternative to standard electrolytic capacitors. In consumer electronics for instance, it can provide a greater capacitance with a smaller footprint, making it ideal for use in space-limited applications. In automotive applications, it can also be used for EMI/RFI filtering, improving the overall system performance.

To sum up, the M551B348M008AG is a highly reliable Tantalum-Polymer capacitor, offering superior performance in terms of capacitance, voltage handling, and temperature performance. It can be used in a wide range of applications, such as consumer electronics, automotive, and power supplies, and its working principle is based on the electrostatic action of the capacitor.

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