URZ1HR22MDD1TD Capacitors

Tolerance:	±20%
Voltage - Rated:	50V
ESR (Equivalent Series Resistance):	--
Lifetime @ Temp.:	1000 Hrs @ 105°C
Operating Temperature:	-55°C ~ 105°C
Polarization:	Polar
Ratings:	--
Applications:	General Purpose
Ripple Current @ Low Frequency:	2.3mA @ 120Hz
Ripple Current @ High Frequency:	4.6mA @ 10kHz
Lead Spacing:	0.098" (2.50mm)
Size / Dimension:	0.197" Dia (5.00mm)
Height - Seated (Max):	0.413" (10.50mm)
Surface Mount Land Size:	--
Mounting Type:	Through Hole
Package / Case:	Radial, Can
Series:	URZ
Packaging:	Tape & Box (TB)
Lead Free Status / RoHS Status:	--
Part Status:	Not For New Designs
Moisture Sensitivity Level (MSL):	--
Capacitance:	0.22µF

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Introduction

Aluminum electrolytic capacitors are a type of capacitor in which an anode of aluminum is made of very thin aluminum, and a cathode of aluminum is formed into a foil. The two foils are separated by a paper and foil or etching press that lays down a thin dielectric layer of aluminum oxide. The URZ1HR22MDD1TD is one type of aluminum electrolytic capacitors, where the anode foil is etched in an organic electrolyte to provide an increased capacitance for a given size of capacitor. This type of aluminum electrolytic capacitor is ideal for use in areas where miniaturization and a large capacitance are desired.

Application Field

This type of aluminum electrolytic capacitor is used primarily in power supplies and high-speed switching converters, where low equivalent series resistance (ESR), quick charging, and quick discharging are needed. The URZ1HR 22MDD1TD has a wide range of applications in computer systems, portable electronics, test and measurement instrumentation, and other digital devices. The great aspect of this type of aluminum electrolytic capacitor is its ability to stand up to heat, humidity and voltage. Its new age architecture makes it perfect for use in even more stressed high end equipment. For example, the URZ1HR22MDD1TD aluminum electrolytic capacitor is widely used in the charging systems for portable devices, such as mobile phones, notebook computers, and tablets. It is also used in power supplies for AC/DC converters, motor drivers, and motor control systems. Moreover, it is commonly used for applications with high power density and high efficiency in automotive and industrial applications.

Working Principle

The URZ1HR22MDD1TD aluminum electrolytic capacitor works by building up charge on the anode, which is connected to the positive lead of the capacitor. Additionally, the cathode is connected to the negative lead. This directional flow of charge is due to the polarity of aluminum’s surface. When properly charged, electrons flow from the anode to the cathode. This is due to electrical attraction between the positive anode and the negative cathode, creating a conducting path between the two. In the URZ1HR22MDD1TD aluminum electrolytic capacitor, an electrolyte is used to form a thin dielectric layer of aluminum oxide between the two electrodes. This oxide layer is responsible for providing the necessary insulation between the two electrodes, and also for increasing the capacitance of the aluminum electrolytic capacitor. The oxide layer is able to handle greater voltages than the metal plates, and it is not affected by the levels of humidity or temperature. This makes the capacitor suitable for use in harsh environments where the temperature and humidity changes quickly.

Conclusion

The URZ1HR22MDD1TD aluminum electrolytic capacitor is an ideal choice for applications requiring larger capacitance, smaller physical size and increased temperature stability. It is often used in power supplies and high-speed switching converters, as well as AC/DC converters, motor drivers and motor control systems. This type of capacitor works by building up charge on the anode and transferring it to the cathode when properly charged, and is also capable of withstanding higher voltages due to the oxide layer between the two electrodes.

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