B41041A7477M

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Aluminum electrolytic capacitors are widely used and play an important role in many branches of industry. Many times, these capacitors are specified with part numbers such as B41041A7477M. While the primary application of such capacitors and its working principle can be identified, further details of usage, their characteristics, and the underlying technology can be complicated. This article aims to explain the details of the aforementioned capacitor and its application in more detail to provide a better understanding of such components.

What is B41041A7477M? B41041A7477M is an aluminum electrolytic capacitor with a capacitance of 47 uF, a rated voltage of 16 V, and an operating temperature range of -40°C to 105°C. It measures 11.8 mm in width, 7.2 mm in height, and a length of 11.4 mm. It is labeled with the following characteristics: DC Series, Long Life, Ultra Low ESL.

Application of B41041A7477M: B41041A7477M capacitors have many applications including AC-DC converters, DC-DC converters, AC filters, and pulse power supply. Their long life and ultra low ESL capabilities make them very suitable for such applications. These capacitors can also be used as bulk reservoir capacitors, energy storage, or high frequency bypass capacitors in high speed circuits. Due to their small size and adequate voltage and capacitance, they are often used in space-constrained products.

Working Principle of Aluminum Electrolytic capacitors:An aluminum electrolytic capacitor is generally composed of two aluminum foils, a separator, and an electrolyte. The aluminum foil acts as the two plates of the capacitor, the separator insulates them, and the electrolyte is used both as a dielectric medium and to seal the capacitor, allowing it to handle high voltages. When voltage is applied, electrons flow from the anode - which is aluminum foil with the negative voltage applied - to the cathode - which is the aluminum foil with the positive voltage applied. This electron flow creates an electric field across the separator, thereby creating a storage for electric charge. Moreover, by controlling the electrolyte and its environment, capacitance and equivalent series resistance (ESR) can also be achieved.

Conclusion:In conclusion, B41041A7477M is an aluminum electrolytic capacitor that has many applications and can be used for various purposes. It is suitable for high voltage, long life, and ultra low ESL applications. The working principle of the capacitor is based on an electric field created by the negatively-charged anode and the positively-charged cathode. By controlling the electrolyte and its environment, capacitance and ESR values can be achieved, thereby making it an ideal choice for different applications.

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