APSE6R3ELL471MF08S

Aluminum - Polymer Capacitors

Aluminium-polymer capacitors/APSE6R3ELL471MF08S, also known as hybrid electrolytic capacitors, are an increasingly popular form of capacitor. They provide a high capacity and long working life, while at the same time avoiding some of the drawbacks of traditional electrolytic capacitors. This makes them a great choice for many modern applications.

Application Fields

APSE6R3ELL471MF08S capacitors are widely used in automotive, medical and industrial applications, due to their high capacity, long working life and low cost. In automotive applications, they are commonly used in power supplies, ignition systems and lighting. In medical applications, they are used in power supplies for medical equipment, as well as in implantable pacemakers. In industrial applications, they are used in applications such as testing, metering and process control systems.

Working Principle

Aluminium-polymer capacitors work on the principle of a metal-oxide electrolytic capacitor. They consist of an anode - made of an aluminium-backed metal oxide layer - and a cathode - made of a metal oxide layer - separated by an electrolyte. When the capacitor is charged, electrons are drawn from the anode, resulting in an accumulation of negative charge on one side of the electrolyte and attraction of positively charged ions from the electrolytic solution. This electric field allows the capacitor to store an electric charge.

The electric field created also helps to protect the capacitor from degradation. When the capacitor is discharged, the electric field helps to move the ions back to their original positions and thus helps to protect the electrolyte from breakdown. This means that the capacitor can provide a longer working life and higher capacity.

Advantages of Aluminium-Polymer Capacitors

Aluminium-polymer capacitors have many advantages compared to traditional aluminum electrolytic capacitors. They are much smaller and lighter, making them a great choice for applications where space and weight are a concern. They also have a higher capacity and longer working life, as well as being more resilient to vibration and temperature changes. They are also more efficient, as they don’t suffer from the same capacity loss that traditional aluminum electrolytic capacitors suffer from over time.

Disadvantages of Aluminium-Polymer Capacitors

The main disadvantage of using aluminium-polymer capacitors is their relatively large size and cost compared to traditional aluminum electrolytic capacitors. They are also more sensitive to humidity and temperature changes, so they must be well-sealed to protect them from environmental damage. Additionally, they require careful handling during installation, as they are quite fragile and easily damaged.

Conclusion

Aluminium-polymer capacitors/APSE6R3ELL471MF08S are an increasingly popular form of capacitor, due to their high capacity, long working life and relatively low cost. They are widely used in automotive, medical and industrial applications, and their small size and weight make them a great choice for applications where weight and space are a concern. However, they are also more sensitive to humidity and temperature changes and require careful handling during installation.