M551B208M015AA

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Tantalum - Polymer Capacitors are widely used in almost all areas of electronic circuitry. The M551B208M015AA is no exception, offering an impressive range of features and capabilities. To help our readers get a better understanding of what it can do, here’s a breakdown of its application field and working principle.

What is the M551B208M015AA?

The M551B208M015AA is a version of the Tantalum - Polymer Capacitors family manufactured by Vishay Intertechnology. The product is a commercial-grade, low-profile configuration with a maximum operating temperature of 125°C. It is rated for 4.7μF of capacitance and 105°C of rated temperature. Vishay\'s tantalum polymer capacitors are made from a high-stability ferro-electric material, allowing them to offer excellent characteristics such as high dielectric strength and stability over time.

Application Field

The M551B208M015AA can be used in a wide range of applications, from general-purpose AC/DC filtering, to power line decoupling, and energy storage. Its small size and high capacitance make it ideal for use in portable and handheld electronic devices, as well as in board-level applications.

Due to its low-profile design and temperature rating, it is particularly well-suited for applications that require miniaturization, such as automotive and consumer electronics. In these areas, the capacitors perform well in applications that require burst and pulsed current, such as DC-DC converters and switching power supply circuits.

Working Principle

Tantalum - Polymer Capacitors, including the M551B208M015AA, use a solid polymer electrolyte instead of the traditional liquid electrolyte used in other capacitor types. This solid-state electrolyte results in greater temperature performance, a lower ESR(equivalent series resistance), and better reliability than other capacitor types. The M551B208M015AA also offers incredibly low levels of leakage current and minimal dielectric absorption.

The capacitance in these capacitors is demonstrated by the energy storage equation, which states that a capacitor stores energy by creating an electric field between two plates when an electric charge is applied. The energy stored is equal to the integral of the product of the electric field and the surface area of the plates. The capacitance is then equal to the ratio of the charge applied to the voltage across the plates. This means that, when a small capacitor like the M551B208M015AA is charged with a voltage, it stores a large amount of energy compared to its surface area.

Advantages

The advantages of using the M551B208M015AA in an application extend far beyond its capacity and small size. These include:

• High temperature rating of 125°C
• Low ESR and high capacitance
• High stability and reliability over time
• High tolerance for long-term operation
• Minimal leakage current and dielectric absorption
• Excellent burst and pulsed current performance

Conclusion

The M551B208M015AA is an excellent choice for users who need a small, reliable capacitor for their electronic applications. Its incredibly low ESR and minimal leakage current make it a great option for use in a variety of portable and handheld electronic devices. Its temperature rating is also ideal for automotive and consumer electronics applications. Furthermore, the high stability and reliability over time make it well worth considering for any application that needs a durable, high-performance capacitor.

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