860020672007

Polarization:	Polar
Package / Case:	Radial, Can
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	0.492" (12.50mm)
Size / Dimension:	0.197" Dia (5.00mm)
Lead Spacing:	0.079" (2.00mm)
Ripple Current @ High Frequency:	36.4mA @ 100kHz
Ripple Current @ Low Frequency:	26mA @ 120Hz
Applications:	General Purpose
Ratings:	--
Series:	WCAP-ATG5
Operating Temperature:	-40°C ~ 105°C
Lifetime @ Temp.:	2000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	--
Voltage - Rated:	50V
Tolerance:	±20%
Capacitance:	3.3µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Box (TB)

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Aluminum Electrolytic Capacitors

Aluminum electrolytic capacitors are a type of capacitor that generally use an aluminum oxide film as their dielectric. This type of capacitor is very popular in consumer electronics and similar applications because they offer a very high capacitance value in a small size, while still being fairly inexpensive to produce. This article will focus on 860020672007 application field and working principle of aluminum electrolytic capacitors.

Application Field

Aluminum electrolytic capacitors are often used in consumer electronics and electronic design. Examples include filters, power supplies, and electronic oscillators. Additionally, they are used in noise suppression, timing, coupling, and filtering applications. As they are relatively inexpensive and come in large capacitance values, they are also used as snubber capacitors in running motor applications and to absorb surges or transients that may be caused by load changes. They are also used in motor rectifiers and AC/DC vehicle supplies.

Working Principle

Aluminum electrolytic capacitors work by using two aluminum electrodes, separated by a dielectric film. The inner aluminum electrode is usually in the form of an aluminum foil and is etched or stamped into an uneven surface, creating several capacitor structure. This is covered with an electrolyte, usually an organic solvent which contains aluminum oxide in approximately 0.1 to 5.0 microns thickness. The outer aluminum electrode is then connected to the capacitor\'s body. When a voltage is applied to the capacitor, a potential difference is produced across the dielectric film. This potential difference causes a buildup of electrical charge on the outside aluminum electrode and an equal, opposite charge on the inside electrode. This charge causes an electrostatic field inside of the capacitor, increasing its capacitance. This capacitance remains fairly consistent until the dielectric film breaks down and the stored charge is discharged. Aluminum electrolytic capacitors can have large capacitance values and have a wide range of operating voltage capabilities, depending on their size and construction.

Advantages and Disadvantages

Aluminum electrolytic capacitors come with some advantages and disadvantages. The major advantage of aluminum electrolytic capacitors is their high capacitance-to-volume ratio, which allows them to store a large amount of charge given its size. They also have relatively low equivalent series resistance (ESR), which helps to boost the performance of power supplies. Additionally, aluminum electrolytic capacitors are generally inexpensive, simple to construct, and reliable.The major disadvantages of aluminum electrolytic capacitors are their limited life cycle and their high leakage current. The lifetime of aluminum electrolytic capacitors are often limited due to their electrolytes drying out or due to the aluminum oxide film breaking down from excessive heat or overuse. Additionally, many aluminum electrolytic capacitors have a high leakage current which can potentially cause problems in the circuit.

Conclusion

Despite its limited life cycle, aluminum electrolytic capacitors are still one of the most widely used types of capacitors in the world due to their large capacitance value and small size. Their simple construction and low cost make them an ideal choice for a wide range of applications. This article has discussed 860020672007 application field and working principle of aluminum electrolytic capacitors.

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