LKG1J821MESZCK

Series:	LKG
Packaging:	Bulk
Part Status:	Active
Capacitance:	820µF
Tolerance:	±20%
Voltage - Rated:	63V
ESR (Equivalent Series Resistance):	--
Lifetime @ Temp.:	1000 Hrs @ 85°C
Operating Temperature:	-40°C ~ 85°C
Polarization:	Polar
Ratings:	--
Applications:	Audio
Ripple Current @ Low Frequency:	1.9A @ 120Hz
Lead Spacing:	0.394" (10.00mm)
Size / Dimension:	0.866" Dia (22.00mm)
Height - Seated (Max):	1.260" (32.00mm)
Surface Mount Land Size:	--
Mounting Type:	Through Hole
Package / Case:	Radial, Can - Snap-In

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Aluminum Electrolytic Capacitors and its application field and working principle

An aluminum electrolytic capacitor, also known as an electrolytic cell, is one of the most common circuit components used for storing electrical energy or building an energy supply system. It is an electronic device made of a two-terminal aluminum oxide-coated plates separated by a liquid insulation electrolyte.Aluminum electrolytic capacitors are typically used in a wide variety of consumer and industrial applications. These applications include portable audio players, computers, cell phones, numerous consumer electronics, automotive audio systems, etc. In addition, they are often used for power supply filtering, signal conditioning, and noise filtering.Aluminum electrolytic capacitors are categorized into two types: polar and non-polar. Polar electrolytic capacitors have a voltage at which they must not be exceeded, while non-polar electrolytic capacitors do not have such limits. This makes them suitable for a wider array of applications.The most popular application for aluminum electrolytic capacitors is power supply filtering. This is an essential function in all types of power supplies, since it ensures that the highest amount of power is delivered to the components that require it. In addition, aluminum electrolytic capacitors can also be used for signal conditioning, and noise filtering.The working principle of an aluminum electrolytic capacitor is fairly simple. It utilizes a dielectric material, such as aluminum oxide, to store energy between two electrical conductors. This dielectric material in the form of an electrolyte is suspended between the plates of the capacitor, which is usually a metal film.As electric current flows through the aluminum oxide, a voltage is created across the dielectric material. This creates an electric field that can store the energy. As a result, the capacitor can store an electrical charge and then release it as needed, similar to a battery.The aluminum oxide dielectric material also provides a number of advantages to the capacitor, such as lower leakage current, higher capacitance, and greater temperature stability. This means that the capacitor can handle higher voltages and can be used more reliably over a longer period of time.An important feature of aluminum electrolytic capacitors is their ability to provide a more consistent, efficient, and reliable performance over a wide temperature range. This ensures that the actual capacitance remains constant, even in high temperatures.Overall, aluminum electrolytic capacitors are one of the most important components in today\'s consumer and industrial electronics. They provide a reliable power storage device that is essential for powering digital electronics, and can be used for power supply filtering, signal conditioning, and noise filtering. Furthermore, their robust dielectric material provides excellent temperature stability and improved capacitance ratings, making them the best choice for a number of applications.

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