B43821A4225M

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The B43821A4225M is a type of aluminum electrolytic capacitor. Aluminum electrolytic capacitors are known for their high capacitance to money ratio, as well as their wide operating temperature range. It is used in various equipment and applications requiring large capacitance, including filtering, energy storage, bypass, decoupling, and more.

An aluminum electrolytic capacitor is composed of two aluminum foils and a thin film of dielectric material which also acts as an electrolyte. The aluminum foils are etched to increase their surface area and given a thin oxidized coating. The plates are then rolled up to a small size and sealed into a cylindrical enclosure. The two electrodes are also connected to electrically bear a charge, while the dielectric acts as an insulator. A wire is then looped through the core to enable current to pass through the capacitor, allowing it to store a charge.

Size wise, the B43821A4225M is fairly small and measures 20mm x 40mm x 30mm. It has a nominal voltage of 25V and has a capacitance of 2200uF in total. The current rating rang for the capacitor is 4100uA (microamperes) to 8200uA maximum. It has a temperature range of -25°C to +105°C and it is known for having a long operating life of up to 10,000 hours.

The B43821A4225M is used in many different applications. Its large capacitance makes it a great choice for energy storage and filtering applications, as it can store a large charge which can be used to filter or regulate circuits. It is also used as a bypass and decoupling capacitor to prevent noise from entering the power supply, and it is used to provide filtering in power supplies or consumer electronics. The capacitor is also used for switching power transistors to allow for a smooth transition of current.

In summary, the B43821A4225M is a small aluminum electrolytic capacitor with a high capacitance to money ratio. Its small size and wide operating temperature range make it a great choice for filtering, energy storage, bypass, decoupling, and other applications where large capacitance is needed. Its long life rating makes it an excellent choice for many different applications and it can be used in a variety of electronic devices.

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