ECA-1CM471B

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Aluminum electrolytic capacitors are part of a group of capacitors commonly known as electrolytic capacitors. These capacitors are broadly divided into three categories, namely aluminum electrolytic capacitors, tantalum electrolytic capacitors and tantalum polymer capacitors. Aluminum electrolytic capacitors are the most widely used and largest of the three types. They are mainly used in power supplies, audio applications, and computer equipment.

The ECA-1CM471B is an aluminum electrolytic capacitor and it is a popular component in the market. It is based on a surge tolerant design with less current spikes and high performance. It has an aluminum anode and cathode with an organic paper separator with an electrolyte of electrolysis aluminum organic material. The ECA-1CM471B carries a rated voltage of 50 volts, a capacitance of 470uF, an operating temperature range of -55°C to +105°C and 5,000 hours of working life at +105°C.

The working principle of the aluminum electrolytic capacitor is based on the Faradaic electrolytic process. In this process, the chemical potential of each electrode is higher than the chemical potential of the electrolyte medium. Therefore, when a voltage is applied to the two electrodes, the chemical potential of electrons is smaller at the negative electrode than at the positive electrode, which causes metal ions to be released. Then, electrons are released due to the passed current, which causes metal to be deposited onto the negative electrode. On the other hand, the metal ions go to the positive electrode to neutralize the positive charge and form a metal film. This deposited metal is called the anode and the non-deposited electrode is called the cathode. As a result, a dielectric material consisting of anionic oxide is formed on the surface of the anode, which creates a capacitive effect.

The aluminum electrolytic capacitor is widely used for AC filtering in many applications such as automotive, consumer electronics, home appliance, and IT equipment. The most common applications are DC lighting, motor drives and Power supplies. They are also used in audio systems, switching power supplies and voltage regulators.

The ECA-1CM471B aluminum electrolytic capacitor is ideal for these types of applications due to its surge tolerant design. It is also very reliable, capable of withstanding high temperatures and long working lifetime. It has low internal resistance, low leakage current, and high capacitance making it suitable for high-frequency applications. This makes it a great choice for applications that require high performance and stability, such as motor drives and power supplies.

In conclusion, the ECA-1CM471B aluminum electrolytic capacitor is a great choice for applications that require high performance and reliability. It has a surge tolerant design, low internal resistance, low leakage current, and high capacitance making it ideal for high-frequency applications such as motor drives and power supplies.

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