385MXC120MEFC25X25

Series:	MXC
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Capacitance:	120µF
Tolerance:	±20%
Voltage - Rated:	385V
ESR (Equivalent Series Resistance):	--
Lifetime @ Temp.:	3000 Hrs @ 105°C
Operating Temperature:	-25°C ~ 105°C
Polarization:	Polar
Ratings:	--
Applications:	General Purpose
Ripple Current @ Low Frequency:	710mA @ 120Hz
Ripple Current @ High Frequency:	994mA @ 10kHz
Lead Spacing:	0.394" (10.00mm)
Size / Dimension:	0.984" Dia (25.00mm)
Height - Seated (Max):	1.063" (27.00mm)
Surface Mount Land Size:	--
Mounting Type:	Through Hole
Package / Case:	Radial, Can - Snap-In

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Aluminum Electrolytic Capacitors

The 385MXC120MEFC25X25 is an aluminum electrolytic capacitor which is a fixed electrical capacitor with a metal casing that uses an electrolyte to achieve increased capacitance. There are many applications and working principles for these types of capacitors.

Applications

Aluminum electrolytic capacitors have numerous applications in many electronic devices and systems. They are often used in rectifiers, oscillators, noise suppression, voltage regulators, audio equipment and many other types of components that require a form of capacitance. These capacitors can also be used in switch-mode power supplies, inverters, portable audio equipment and digital processing systems.

Working Principles

An aluminum electrolytic capacitor is composed of two aluminum plates that are separated by an electrolyte solution. This electrolyte creates a high electric field between the two plates and stores energy in the form of an electric charge. The electrolyte also acts as an insulator, which allows the capacitor to carry a large amount of current as well as reduce the voltage drop across the capacitor.When current flows between the two plates, it produces an electric field which causes an electrical charge to build up on the plates. This charge acts as an energy storage and can be released again when the current is removed. This process is repeated constantly, which is why these capacitors are often referred to as electro-mechanical devices.The selection of an aluminum electrolytic capacitor typically depends on its rated capacitance, disconnect voltage and dissipation factor. Capacitors with a high capacitance value are preferred as they are able to store more electrical charge. The disconnect voltage is also an important factor as it determines the maximum amount of voltage that the capacitor can take before it disconnects. Lastly, the dissipation factor is important as it indicates how much energy is lost in the conversion process. In summary, the 385MXC120MEFC25X25 is an aluminum electrolytic capacitor with a range of applications and working principles. It is composed of two aluminum plates separated by an electrolyte solution and is able to store a charge of energy upon application of current. The selection of the capacitor depends on its rated capacitance, disconnect voltage and dissipation factor, all of which are important factors to consider.

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