UMA0G470MDD

Series:	UMA
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Capacitance:	47µF
Tolerance:	±20%
Voltage - Rated:	4V
ESR (Equivalent Series Resistance):	--
Lifetime @ Temp.:	2000 Hrs @ 85°C
Operating Temperature:	-40°C ~ 85°C
Polarization:	Polar
Ratings:	--
Applications:	General Purpose
Ripple Current @ Low Frequency:	33mA @ 120Hz
Lead Spacing:	0.059" (1.50mm)
Size / Dimension:	0.157" Dia (4.00mm)
Height - Seated (Max):	0.236" (6.00mm)
Surface Mount Land Size:	--
Mounting Type:	Through Hole
Package / Case:	Radial, Can

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Aluminum Electrolytic Capacitors: UMA0G470MDD Application Field and Working Principle

Aluminum electrolytic capacitors are the least expensive and most widely used type of capacitor today. They are used in a variety of electronic circuits, from computer motherboards to portable electronic devices. UMA0G470MDD is a particular type of aluminum electrolytic capacitor designed for high frequency and high-temperature applications. This article looks at the application field and working principle of UMA0G470MDD capacitors.

Application Field

UMA0G470MDD aluminum electrolytic capacitors are designed for industrial and medical power adapters, telecom power supplies and military power conditions. These capacitors have a range of operating temperature spans, starting at -40ºC to +85ºC. Furthermore, they are designed to provide reliable energy-storage capability even in extreme conditions.Due to their high capacitance and low leakage current, these capacitors are ideal for high-frequency circuits. They are especially suited for decoupling applications, where stable and high-frequency performance is critical. In addition, UMA0G470MDD capacitors are used in full-wave rectifier circuits and voltage-dropping networks where ultra-low ESR capacitors are required for an adequate ripple current.

Working Principle

The basic working principle of an aluminum electrolytic capacitor is based on the same idea as a normal capacitor. An electric field is created between two conducting plates separated by a dielectric material. In this case, the main components are two metal electrodes, the electrolyte and the dielectric material.When voltage is applied to the metal electrodes, the electrolyte reacts with it and forms an oxide film on the metal surface. The oxide film’s strength determines the breakdown voltage of the capacitor. This oxide film is exceptionally thin and provides a high capacitance in a relatively small surface area.The capacity of an electrolytic capacitor is determined by its size, configuration and the nature of the electrolyte used in its construction. UMA0G470MDD capacitors have an endurance limit of 10,000 hours under rated values. In addition, UMA0G470MDD capacitors are constructed with chip technology and offer high-level performance even during extreme temperatures.

Conclusion

The UMA0G470MDD is a type of aluminum electrolytic capacitor that is especially suited for high-frequency applications and extreme temperatures. These capacitors are used in a variety of industrial and military applications, such as power adapters, telecom power supplies and voltage-dropping networks. UMA0G470MDD capacitors are constructed with chip technology and offer high-level performance even during extreme temperatures. Their capacitance and low leakage current make them ideal for decoupling applications.

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