DCMX902T450DG2B

Operating Temperature:	-40°C ~ 85°C
Package / Case:	Radial, Can - Screw Terminals
Mounting Type:	Chassis Mount
Surface Mount Land Size:	--
Height - Seated (Max):	8.687" (220.65mm)
Size / Dimension:	3.000" Dia (76.20mm)
Lead Spacing:	1.250" (31.75mm)
Applications:	General Purpose
Ratings:	--
Polarization:	Polar
Series:	DCMX
Lifetime @ Temp.:	2000 Hrs @ 85°C
ESR (Equivalent Series Resistance):	--
Voltage - Rated:	450V
Tolerance:	-10%, +50%
Capacitance:	9000µF
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Aluminum Electrolytic Capacitors Application Field and Working Principle Aluminum electrolytic capacitors are a type of capacitor that utilizes a thin oxide layer on an aluminum anode to store electrostatic energy. They are the most commonly used capacitors in circuit design, since they offer very high capacitance for their size. The construction and working principle of aluminum electrolytic capacitors are relatively simple, and is heavily reliant upon electrostatic principles to function.In an aluminum electrolytic capacitor, a thin oxide layer is formed on the anode. This oxide layer is formed during the manufacturing process when an electric current is passed through the anode in an electrolytic bath. The oxide layer on the anode forms an electrically insulating barrier that prevents the flow of current through the device. The oxide layer also creates a large surface area, which acts as the capacitor’s dielectric.The capacitor is then filled with an electrolyte liquid, which is typically a mixture of organic acids. The positively charged anode attracts the negative charges of the electrolyte and stores them in its electrically insulating barrier. The electrolyte then creates a charge on the cathode of the capacitor, in opposite to that of the anode, thus forming an electric field between the two poles.This electric field causes electrons to flow from the cathode to the anode and back, forming a current in the capacitor. The anode of the capacitor is designed to only pass a certain amount of current at a time, thus allowing the capacitor to store and release energy in a controlled manner.The capacitance of an aluminum electrolytic capacitor is usually quite large, depending on the size and number of plates. This makes them ideal for providing a high-capacity charge or discharge of energy for a wide variety of applications, including power conversion, audio systems, RF communications and automotive electronics. Aluminum electrolytic capacitors are available in a wide range of voltages and capacitance ratings, making them suitable for a variety of applications. They are also typically less expensive than other types of capacitors, making them a popular choice for consumer electronics. For example, DCMX902T450DG2B is an aluminum electrolytic capacitor, with a rated voltage of 450VDC and a capacitance of 2200µF. It is often used in applications such as power supplies, DC-DC converters and AC filters.In conclusion, aluminum electrolytic capacitors are a popular choice for many electronic applications due to their high capacitance in relation to their size, as well as their affordability. They are available in a wide range of ratings and sizes, making them suitable for everything from audio systems to automotive electronics.

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