UKW2A4R7MDD

Operating Temperature:	-40°C ~ 85°C
Package / Case:	Radial, Can
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	0.433" (11.00mm)
Size / Dimension:	0.197" Dia (5.00mm)
Lead Spacing:	0.079" (2.00mm)
Ripple Current @ Low Frequency:	45mA @ 120Hz
Applications:	Audio
Ratings:	--
Polarization:	Polar
Series:	UKW
Lifetime @ Temp.:	2000 Hrs @ 85°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

Aluminum Electrolytic Capacitors are a type of capacitor used to store energy. They are used in a variety of applications, ranging from signal processing to energy storage. The most commonly used type of capacitor is the UKW2A4R7MDD. This capacitor is composed of two aluminum plates that are separated by a dielectric material. The plates are then charged with an electrolyte solution, which is where the electricity is stored and dispersed.

Application Field and Working Principle

The UKW2A4R7MDD is most commonly used in signal processing applications. It is particularly beneficial for audio applications due to its low ESR (Equivalent Series Resistance). In such applications, the capacitor is used to reduce noise and improve sound quality. It is also useful for filtering and stabilizing signals, as well as for suppressing high frequency signals.The working principle of the capacitor is relatively simple. When a voltage is applied across the plates, electrons start to flow from one plate to the other, creating an electrical field. This field attracts ions from the electrolyte, which are attracted to the opposite plate. This causes a charge to be stored in the capacitor, which can then be released when the voltage is removed.The main advantages of the UKW2A4R7MDD capacitor are its high capacitance and low ESR, which allows it to be used in high frequency applications. It is also relatively small in size, making it an ideal choice for applications with limited space. While it can be used in both AC and DC applications, it is most commonly used for AC applications as it is generally more efficient in this context. Aluminum electrolytic capacitors are also relatively inexpensive, making them a great choice for both commercial and home applications. Another benefit of the UKW2A4R7MDD capacitor is that it is highly durable and can withstand a wide range of environmental conditions. Additionally, it has very low self-discharging time, which is important for energy storage applications.While aluminum electrolytic capacitors are generally reliable and efficient, they do have some drawbacks. First and foremost, they have a finite life span, as the electrolyte and dielectric material will eventually deteriorate over time. They also require a significant amount of energy to charge, which can limit their use in some applications. In conclusion, the UKW2A4R7MDD is an excellent choice for a variety of applications. It is reliable, efficient, and long-lasting. Its low ESR and high capacitance makes it suitable for audio applications, while its small size allows for use in tight spaces. While it does require a significant amount of energy to charge and does have a finite life span, it is still one of the best options for many applications.

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