UPS1A221MED1TA

Polarization:	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)
Impedance:	500 mOhms
Ripple Current @ High Frequency:	250mA @ 100kHz
Ripple Current @ Low Frequency:	125mA @ 120Hz
Applications:	General Purpose
Ratings:	--
Series:	UPS
Operating Temperature:	-55°C ~ 105°C
Lifetime @ Temp.:	2000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	--
Voltage - Rated:	10V
Tolerance:	±20%
Capacitance:	220µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Box (TB)

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Introduction
Aluminum Electrolytic Capacitors, commonly known as AECs, are a type of capacitor widely used in a variety of electronic devices and circuits. They store energy in the form of an electric field on one or more metallic plates and have the advantage of being comparatively compact and inexpensive. UPS1A221MED1TA is a type of AEC which is designed as a surface mount device requiring no leaded through-hole mounting. The following article will discuss the application field and working principles of UPS1A221MED1TA.

Application Field
UPS1A221MED1TA is designed for use in higher voltage and current applications. The low ESR (equivalent series resistance) of this capacitor makes it suitable for high ripple current applications, so they are frequently used in circuits that require a large amount of power or electrical energy storage. These capacitors have a wide range of applications in the automotive industry, such as power windows, electric mirrors, air bags, ABS and speed control systems, and electric seats. Additionally, UPS1A221MED1TA are also used in high power LED lighting systems, solar inverters, LED displays, switching power supplies, and power distribution boards. Working Principle
The working principle of Aluminum Electrolytic Capacitors like UPS1A221MED1TA depends on the electrical field created by a film of electrically insulating aluminum oxide. This thin film acts as a dielectric and is formed on the anode and cathode surfaces by electrochemical oxidation of aluminum. When the two plates are connected, an electric field is created, causing the electric charge to be concentrated at the surface of the dielectric. The capacitance of the aluminum electrolytic capacitor is then determined mainly by the area of the electrodes, the distance between them, and the permittivity of the dielectric film. In addition, due to the large internal surface area of aluminum electrolytic capacitors, they possess higher capacitance values than other types of capacitors. The aluminum foil between the capacitor dielectric and the aluminum can acts as the capacitor’s cathode and also serves as an electrolyte for the capacitor. The electrolyte helps further distribute the electrical charge across the capacitor plates and increases the capacitance of the capacitor. The electrical properties of UPS1A221MED1TA depend on the chemical composition of the aluminum oxide film and the electrolyte used. This type of capacitor has a long lifetime and is able to withstand a maximum operating temperature of 105°C, making it suitable for use in a variety of applications. Conclusion
In conclusion, UPS1A221MED1TA is a type of aluminum electrolytic capacitor. It has a wide range of applications, including power windows, LED lighting systems, solar inverters, power distribution boards and more. The working principle of this capacitor is based on the electrical field created by an insulating aluminum oxide film, which helps to concentrate the electrical charge at the surface of the film. The electrolyte helps to further increase the capacitance of the capacitor, and the long lifetime and high maximum operating temperature also make it suitable for a variety of applications.

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