B41827A6477M

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Aluminum electrolytic capacitors are essential components in many electronics circuits and have been used for decades due to their negligible costs and high performance. Specifically, the B41827A6477M aluminum electrolytic capacitor has been a go-to choice for designers and engineers for various applications. This article will discuss the application field of the B41827A6477M aluminum electrolytic capacitor, as well as its working principle.

The B41827A6477M aluminum electrolytic capacitor is most commonly used in AC/DC converter circuits for switching power supply, inthe output stage of signal amplifiers, and as part of filter networks. Its impressive endurance and high-voltage tolerance (630V) make it a perfect fit for these applications. The B41827A6477M capacitor\'s low equivalent series resistance (ESR) ensures that voltage and current remain stable over a wide range of frequencies, and its low temperature coefficient preserves relatively accurate capacitance values over various temperatures.

In general, an aluminum electrolytic capacitor can be broken down into three main components: the oxide film, electrolyte, and foil electrodes. The foil electrodes serve as the two poles of the capacitor, with the oxide film and electrolyte (solution of aluminum salts dissolved in water) acting as the insulator in between. This is why it\'s also known as an electrolytic capacitor. When a voltage is applied to the terminals of the capacitor, a reverse polarization, or \'anode\' electrode is formed on the oxide layer, creating a potential electric field across the oxide insulator layer. This electric field creates an electrical energy storage mechanism that allows the capacitor to carry electrical charge and act as a voltage divider.

The B41827A6477M aluminum electrolytic capacitor is an insulated aluminum electrolytic capacitor with screw terminals. It has a rated capacitance of 4.7μF and a temperature range between -25 and + 105 °C. Its maximum ripple current at 70 kHz is 3.3 A, and it has a wide capacitance tolerance range of +/-20%. Besides its excellent corrosion resistance, its six silicone-rubber O-rings with armor shields protect it against mechanical damage.

In summary, the B41827A6477M aluminum electrolytic capacitor is a reliable and durable capacitor known for its low ESR and wide temperature range. It is commonly used in AC/DC converter circuit, signal amplifier output stages, and voltage dividers. Its oxide film, electrolyte, and foil electrode components form the basis of its working mechanism, allowing it to carry electrical charge and act as a voltage divider in applications where metal-film or ceramic capacitors cannot.

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