LGU2D271MELZ

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Aluminum electrolytic capacitors are electronic devices used to store energy using an electric double layer on an aluminum oxide layer at the interface between two electrolytic conductive liquids. This type of capacitor is manufactured in various sizes and configurations, providing versatility and energy storage capabilities in a variety of applications. The LGU2D271MELZ is a series of aluminum electrolytic capacitors manufactured by LGU. These capacitors are designed to operate over a wide temperature range, from -65°C to 105°C, and with a high ripple current rating for demanding applications requiring high cycling and ripple current operation.

The LGU2D271MELZ is used in applications requiring high ripple current operation or higher temperature operation than is achievable with other aluminum electrolytic capacitors. This specific device is a long-life type aluminum electrolytic capacitor with low impedance, long life, and low ESR. It utilizes a sintered anode, electrolyte, and cathode. The anode is made from aluminum foil, with electrolyte deposited between the anode and cathode. The cathode is comprised of an aluminum-based alloy with a layer of nickel. It is designed for use in applications requiring current ratings of up to 150mA.

The working principle of the LGU2D271MELZ relies on Faraday’s Law of Electrolysis. This law states that when an electric current passes through a solution containing a soluble electrolyte, a chemical reaction occurs. The reaction results in the deposition of substances from the electrolyte onto the electrodes of the capacitor. The thickness of the deposited layer increases with the amount of current passing through it. This layer acts as the dielectric, allowing the capacitor to store energy.

The LGU2D271MELZ is found in a variety of electronic applications, such as in consumer electronics and industrial automation. It can be used to smooth ripple currents, allowing it to regulate power in switch-mode power supplies, rechargeable batteries and other power supply applications. It is also frequently used in filter networks, as it provides low ESR, low ESR cycling, and good charge and discharge characteristics.

In conclusion, the LGU2D271MELZ is an aluminum electrolytic capacitor designed to operate over a wide temperature range and handle high ripple currents. Its sintered anode, electrolyte, and cathode design allows it to be used in a variety of applications requiring current regulation and smoothing. With its low impedance, long life, and high current capacity, the LGU2D271MELZ is a versatile and reliable device for many power supply and filter networks.

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