UKA1E470MDD

Series:	UKA
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Capacitance:	47µF
Tolerance:	±20%
Voltage - Rated:	25V
ESR (Equivalent Series Resistance):	--
Lifetime @ Temp.:	2000 Hrs @ 105°C
Operating Temperature:	-55°C ~ 105°C
Polarization:	Polar
Ratings:	--
Applications:	Audio
Ripple Current @ Low Frequency:	83mA @ 120Hz
Ripple Current @ High Frequency:	166mA @ 10kHz
Lead Spacing:	0.079" (2.00mm)
Size / Dimension:	0.197" Dia (5.00mm)
Height - Seated (Max):	0.492" (12.50mm)
Surface Mount Land Size:	--
Mounting Type:	Through Hole
Package / Case:	Radial, Can

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Aluminum electrolytic capacitors are among the most versatile and widely used energy storage components in modern electrical systems. They are commonly used in a wide variety of applications, including but not limited to power supplies, RF communications, audio/video systems, and a variety of control systems. The UKA1E470MDD is a particular model of aluminum electrolytic capacitor manufactured by the Japanese electronics manufacturer Nippon Chemi-Con. This model offers a capacitance rating of 4700 MKF, a working voltage of 400V, and a temperature range of -55 to +85.Aluminum electrolytic capacitors are also known as electrochemical capacitors as they consist of two electrodes sandwiching an electrolyte. The electrodes are either two aluminum foils or an anode of aluminum foil and a cathode of carbon paper. The electrolyte is typically a saturated solution of aluminum hydroxide. The electrodes and electrolyte form an extremely thin layer that is then rolled onto a substrate. This substrate is then wrapped in an aluminum case and sealed in a rubber or resin compound.The UKA1E470MDD utilizes a solid electrolyte made from an organic polymer-based film, which provides increased reliability compared to traditional electrolytic solutions. The polar nature of the organic film causes a rotating electric field between the aluminum foils and the carbon paper cathode. This electric field creates an electrostatic capacitance, or charge storage capacity, between the two electrodes. As the electrical energy supplied to the capacitor is increased, the electrodes will expand, resulting in an increase in capacitance. Once the desired charge is achieved, the capacitor will slowly release the energy to the circuit.Aluminum electrolytic capacitors are preferred over other types of capacitors due to their high charge storage capacity, long life expectancy, and low manufacturing costs. The UKA1E470MDD model is particularly well-suited for use in low-power switching applications such as power supplies, RF communications, audio/video systems, and a variety of control systems. The model\'s low ESR and ESL values ensure optimal energy savings and performance, while its large capacitance rating ensures a long life even under high temperatures and severe conditions. Furthermore, the UKA1E470MDD\'s particular construction ensures a higher reliability compared to traditional aluminum electrolytic capacitors, making it an excellent choice for applications requiring high performance and long-term reliability.

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