226UVK050MEL

Polarization:	Polar
Package / Case:	Radial, Can - SMD
Mounting Type:	Surface Mount
Surface Mount Land Size:	0.260" L x 0.260" W (6.60mm x 6.60mm)
Height - Seated (Max):	0.307" (7.80mm)
Size / Dimension:	0.248" Dia (6.30mm)
Lead Spacing:	--
Ripple Current @ High Frequency:	105mA @ 10kHz
Ripple Current @ Low Frequency:	70mA @ 120Hz
Applications:	General Purpose
Ratings:	--
Series:	UVK
Operating Temperature:	-40°C ~ 125°C
Lifetime @ Temp.:	1000 Hrs @ 125°C
ESR (Equivalent Series Resistance):	10.55 Ohm @ 120Hz
Voltage - Rated:	50V
Tolerance:	±20%
Capacitance:	22µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Introduction to Aluminum Electrolytic Capacitors

Aluminum electrolytic capacitors are a type of capacitors that are widely used in various electronic and electrical applications. They are made with an anode of aluminum foil, this anode is coated with an insulating layer and a thin layer of aluminum oxide (Al2O3). The aluminum oxide acts as the dielectric, or the material that separates the two layers of the capacitor. The other layer of the capacitor, the cathode is often made of a metalized plastic foil.

226UVK050MEL Application Field and Working Principle

The 226UVK050MEL is a type of aluminum electrolytic capacitor. It is mainly used for noise filtering capabilities, as well as for decoupling or bypassing of AC signals and waves in electronic circuits. It also has the ability to provide stable voltage and current across a wide range of frequencies.The 226UVK050MEL works on the principle of electrowetting. It utilizes two immersed electrodes, separated by a liquid dielectric or insulator. When a voltage is applied across the electrodes, it causes an increase in the dielectric strength of the liquid between the electrodes, allowing for current flow. At the same time, the dielectric constant of the liquid between the electrodes increases, decreasing the capacitance.

Advantages and Disadvantages of the 226UVK050MEL

The 226UVK050MEL offers a number of advantages when compared to other types of capacitors. It has a low internal impedance, allowing for high frequency performance and higher ripple current capabilities. It also has a high capacitance density, meaning that it can store more energy in a smaller size compared to other capacitors. Additionally, it has a long service life, with the majority of capacitors rated up to 5000 hours of continuous use.The main disadvantage of the 226UVK050MEL is its relatively high cost, as compared to other types of capacitors. It also tends to have a larger size, making it more difficult to place in compact electronic designs. Additionally, the capacitor tends to suffer from age related fatigue, meaning that after 5,000 hours of usage, its capacitance may decrease significantly.

Conclusion

The 226UVK050MEL is a type of aluminum electrolytic capacitor, which is widely used in applications such as noise filtering, decoupling, and bypassing. It is characterized by a high capacitance density, low internal impedance, and a long service life. It also has a relatively high cost and tends to suffer from age-related fatigue. Despite its drawbacks, the 226UVK050MEL remains a popular choice in a wide variety of applications.

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