400VXH390MEFCSN30X35

Series:	VXH
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Capacitance:	390µF
Tolerance:	±20%
Voltage - Rated:	400V
ESR (Equivalent Series Resistance):	--
Lifetime @ Temp.:	5000 Hrs @ 105°C
Operating Temperature:	-25°C ~ 105°C
Polarization:	Polar
Ratings:	--
Applications:	General Purpose
Ripple Current @ Low Frequency:	1.72A @ 120Hz
Ripple Current @ High Frequency:	2.408A @ 10kHz
Lead Spacing:	0.394" (10.00mm)
Size / Dimension:	1.181" Dia (30.00mm)
Height - Seated (Max):	1.457" (37.00mm)
Surface Mount Land Size:	--
Mounting Type:	Through Hole
Package / Case:	Radial, Can - Snap-In

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Introduction to Aluminum Electrolytic CapacitorsAluminum electrolytic capacitors are a type of capacitor that uses an aluminum oxide layer as a dielectric, where it is used to store energy in the form of an electrical charge. They are the most commonly used type of capacitor in electronics, and are used in a wide variety of applications, from small micro-circuits to large high power transformers. The aluminum electrolytic capacitor is also the only type of capacitor that is able to provide voltage stability over a wide range of frequency and temperature fluctuations.400VXH390MEFCSN30X35 Application FieldThe 400VXH390MEFCSN30X35 aluminum electrolytic capacitor is commonly used in power supplies, motors, servo applications, power amplifiers, AC/DC switching supplies and power electronic applications. It is also used in frequency converters, frequency stabilizers, DC/DC converters and relay control systems. This capacitor is also used in renewable energy systems such as photovoltaics, wind turbines and fuel cells.Working PrincipleThe 400VXH390MEFCSN30X35 aluminum electrolytic capacitor is composed of two separate metallic electrodes covered with a thin layer of aluminum oxide, which acts as the dielectric. When the capacitor is exposed to an electrical current, charges of opposite polarity are deposited on each of the two electrodes, generating an electrical voltage potential between them. This voltage potential is then stored in the capacitor, and it can then be discharged when the capacitor is exposed to a grounding wire.The lifetime of this capacitor depends on the quality of the aluminum oxide layer and the amount of leakage current, which is determined by the surface area, the thickness of the oxide, and the type of electrolyte used. The most common types of electrolytes used are aqueous and petroleum-based. The aqueous electrolyte is used where long-term stability is required, while petroleum electrolytes are used for short-term requirements.Advantages of Aluminum Electrolytic CapacitorsAluminum electrolytic capacitors are favored over other types of capacitors because they are able to withstand extreme temperatures, are relatively inexpensive to produce, and have a low leakage current. They are also able to provide large voltage and capacitance values in a relatively compact form factor. Furthermore, aluminum electrolytic capacitors are very reliable and have very long life spans – typically up to 10 years or more.ConclusionThe 400VXH390MEFCSN30X35 is a type of aluminum electrolytic capacitor that is commonly used in a variety of applications including power supplies, AC/DC switching supplies, motors, servo applications, power amplifiers, frequency converters, frequency stabilizers and power electronic applications. They provide excellent Voltage stability and are able to deliver large voltage and capacitance values in a relatively small form factor. Furthermore, aluminum electrolytic capacitors benefit from long life spans and are relatively inexpensive to produce.

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