B41043A3567M

Aluminum Electrolytic Capacitors

Aluminum electrolytic capacitors, often called electrolytic capacitors, are polarized capacitors whose anode electrode is made of a metal oxide film formed on the surface of an aluminum foil. Due to their very high capacitance values, they are perfect for space-constrained designs and are used in power supplies and audio equipment.

The B41043A3567M is a type of aluminum electrolytic capacitor. It has a capacitance of 47µF, a voltage of 63V, a temperature range from -40°C to +100°C, and a dry life expectancy of 1,500 hours at 85°C. The B41043A3567M is a surface-mount capacitor, meaning it can be mounted directly on the printed circuit board of the device without requiring any additional wiring.

Application field

The B41043A3567M is most often used in power supplies, consumer electronics, and audio equipment. In power supplies, these capacitors are typically used as filtering components, and they can also be used for energy storage and frequency tuning. In consumer electronics, they are commonly used for power supply decoupling and for replacing electrolytic capacitors in a variety of applications. In audio equipment, aluminum electrolytic capacitors are used for filtering audio frequencies to bring out the details of audio recordings.

Working principle

Aluminum electrolytic capacitors use a chemical reaction between the aluminum foil and a solution of electrolyte to create a dielectric (capacitance). An electric current flows from the anode foil through the electrolyte to the cathode plate, creating a positively charged electrode on the anode and a negatively charged electrode on the cathode. The anode foil and electrolyte form a barrier, preventing electrons from flowing between the two electrodes.

The capacitance of the capacitor is determined by the area of the anode and cathode plates, as well as by the thickness of the dielectric. Because the B41043A3567M is rated at a capacitance of 47µF, this means that it can store 47 million electrons per coulomb of charge.

As electrostatic force increases, so does the capacitance of the B41043A3567M. This means that when the voltage across the capacitor increases, the capacitance also increases, allowing it to store more electrons and thus more energy. Since these capacitors are typically used in power supplies, they can help to reduce the ripple voltage and increase the efficiency of the power supply.

The B41043A3567M also has a temperature range of -40°C to +100°C, meaning that it can be used in applications that operate in a wide range of temperatures without significant capacitance variations. It also has a dry life expectancy of 1,500 hours at 85°C, meaning it can be used in applications that require extended periods of operation.