UEP2A4R7MED

Polarization:	Bi-Polar
Package / Case:	Radial, Can
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	0.492" (12.50mm)
Size / Dimension:	0.248" Dia (6.30mm)
Lead Spacing:	0.098" (2.50mm)
Ripple Current @ High Frequency:	60mA @ 10kHz
Ripple Current @ Low Frequency:	30mA @ 120Hz
Applications:	General Purpose
Ratings:	--
Series:	UEP
Operating Temperature:	-55°C ~ 105°C
Lifetime @ Temp.:	1000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	--
Voltage - Rated:	100V
Tolerance:	±20%
Capacitance:	4.7µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Aluminum electrolytic capacitors are widely used, whether in the form of discrete components or on circuit boards. Their defining characteristic is their use of an electrolytic layer of oxide on an aluminum plate as the dielectric medium. This oxide layer is usually very hard and can thus stand up to physical abuse, making them ideal for use in robust equipment.The structure of an aluminum electrolytic capacitor is relatively simple. The capacitor consists of an anode (positive lead) and a cathode (negative lead) embedded in a layer of electrolytic gel. This gel is generally composed of a few different substances, including glycerol, ethylene glycol, and distilled water. The gel acts as an electrolyte, allowing for the transfer of electrical charge between the two metal electrodes.These capacitors are available in two types - polarized and non-polarized. Non-polarized aluminum electrolytic capacitors contain two metal electrodes that are connected using a single conductor, while polarized capacitors contain two separate metal electrodes - typically made of aluminum - that are connected by two separate conductors. Polarized capacitors are generally more stable, but require a larger amount of space due to the number of conductors. The efficiency of an aluminum electrolytic capacitor is determined by the temperature coefficient of its dielectric, which is affected by the quality and purity of the electrolyte it is made of. The higher the temperature coefficient, the less efficient the capacitor is. The amount of charge that can be stored in an aluminum electrolytic capacitor is also affected by its capacitance-to-volume ratio (CV). The higher the CV, the greater the quantity of charge that can be stored.Compared to other types of capacitors, aluminum electrolytic capacitors are far less expensive, making them ideal for applications where cost is a major concern. As such, these capacitors are widely used in a variety of products, ranging from consumer electronics to medical devices. In terms of applications, aluminum electrolytic capacitors are used in a range of different applications. Some of the most common uses include power supply filtering, signal coupling, decoupling, and output regulation. These capacitors are also used to filter harmonics as they appear in a circuit, providing improved frequency stability. They are also used in power supplies to reduce electrical noise and ripple.The working principle of an aluminum electrolytic capacitor is based on the Faraday law of electrolysis. According to this law, the amount of current that passes through a solution due to a given voltage is proportional to the amount of electrolyte in the solution. For an aluminum electrolytic capacitor, when a voltage is applied to the electrolyte, it causes an electrostatic effect, which in turn causes an electric current to flow through the electrolyte and form an electric double layer between the two electrodes. This electric double layer stores electrical energy, which is then used to bridge the gap between the two electrodes, allowing for the transfer of electrical charge.In summary, aluminum electrolytic capacitors offer a cost-effective solution for a range of applications. Their high CV and temperature coefficient make them ideal for use in applications where cost is a major concern. Additionally, their simple structure and the ability to achieve excellent performance characteristics make them ideal for a wide range of applications.

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