Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Aluminum Electrolytic Capacitors

The UUN0J222MNQ6ZD is one type of aluminum electrolytic capacitor, also known as aluminum electrolytic capacitors that are widely used in electronic products in the consumer, industrial and automobile sectors. The UUN0J222MNQ6ZD is a low equivalent series resistance (ESR) type aluminum electrolytic capacitor.

Application Field

Aluminum electrolytic capacitors are used in almost all types of electronic products. The most common application for aluminum electrolytic capacitors is in power supplies, such as switching power supplies, DC-DC converters, and voltage regulators. They are used for storage and filtering of high frequency and voltage spikes, as well as for smoothing and providing a stable power supply for electronic devices. Aluminum electrolytic capacitors are also used in motor drive systems, and in automotive electronics such as navigation systems and power management systems. They are also used in many audio applications, including high-performance audio equipment.

Aluminum electrolytic capacitors are also used in high voltage applications, such as surge and overvoltage protection circuits. They can also be used in medical electronics and portable equipment.

Working Principle

Aluminum electrolytic capacitors use an electrolytic solution as a dielectric, and are thus known as electrolytic capacitors. This electrolyte creates a chemical reaction with the anode (positive electrode). This reaction results in the formation of an oxide layer on the anode which can support an electric field and acts as a dielectric. The anode is typically made from an aluminum foil that has been roughened and oxidized. The roughening of the anode increases the surface area and thus allows more charge to be stored.

The cathode (negative electrode) of the capacitor is typically made from a metal that does not react with the electrolyte, such as nickel or stainless steel. The cathode is immersed in the electrolyte, and it is the positive charge from the anode that causes the electrolyte between the anode and cathode to become negatively charged. This creates a potential difference (known as the capacitor\'s "voltage rating") between the two that can be used to store energy.

The advantages of aluminum electrolytic capacitors over other types of capacitors include the ability to store much larger amounts of charge in a relatively small size and high reliability. They also have a much longer life and are relatively inexpensive compared to other types of capacitors.

Aluminum electrolytic capacitors come in two main types, polarised and non-polarised. Polarised capacitors have a positive and a negative terminal, while non-polarised capacitors do not. The terminals are clearly marked in both types of capacitors and it is important to ensure that the correct polarity is observed during installation. Failure to do so can cause damage to the capacitor or to the device it is used in.

Aluminum electrolytic capacitors are widely used in consumer, industrial and automotive applications and offer many benefits over other types of capacitors. They are available in a range of sizes and voltage ratings and can be used in a variety of applications.

The specific data is subject to PDF, and the above content is for reference