380LX121M400J022

Polarization:	Polar
Package / Case:	Radial, Can - Snap-In
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	1.260" (32.00mm)
Size / Dimension:	0.984" Dia (25.00mm)
Lead Spacing:	0.394" (10.00mm)
Ripple Current @ High Frequency:	1.4A @ 20kHz
Ripple Current @ Low Frequency:	1A @ 120Hz
Applications:	General Purpose
Ratings:	--
Series:	380LX
Operating Temperature:	-25°C ~ 85°C
Lifetime @ Temp.:	3000 Hrs @ 85°C
ESR (Equivalent Series Resistance):	1.658 Ohm @ 120Hz
Voltage - Rated:	400V
Tolerance:	±20%
Capacitance:	120µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Aluminum Electrolytic Capacitors are a type of capacitor that uses electrolyte as its medium dielectric and aluminum foil as its electrodes. Such capacitors are used widely in electrical and electronic applications, from industrial to consumer products. They offer high capacitance with very small and lightweight components, making them ideal for those applications where space and weight are at a premium.The 380LX121M400J022 is an aluminum electrolytic capacitor, particularly suitable for power supply, filtering and coupling applications in a wide range of commercial, industrial and consumer products. This capacitor is part of the LX Series, which is exceptionally rated for high current and energy density with exemplary capacitance stability and low ESR.The 380LX121M400J022 capacitor has a maximum ripple current capability of 4A, making it an ideal choice for high power applications. The ripple current is the maximum alternating current which it can safely handle without internal heating and distortion solving voltage. This capacitor has a liquid electrolyte, which gives it a longer lifecycle of up to 2000 hours. It is also hermetically sealed, a feature which strengthens its ability to withstand high temperatures and harsh operating conditions.In terms of its application fields, the 380LX121M400J022 capacitor is ideal for power supplies, DC-DC convertors, inverters, automotive electronics and consumer products such as audio amplifiers, power filters and motor drives. It is also frequently employed in telecom systems, high frequency ballasts, solar systems and lighting systems.Working PrincipleThe 380LX121M400J022 aluminum electrolytic capacitor works on the basis of Faraday\'s principle where a small electric current can pass through an electrolyte and create a charge storage device. This capacitor is made from a sandwich of two aluminum foils, which have been spaced by tiny glass fibers and surrounded by the electrolyte. As the electric current passes through the capacitor, the positive charges accumulate on one side and the negative charges accumulate on the other. This forms a charge separation between the two plates and creates an electrostatic field, thus creating a voltage potential. This voltage potential is stabilized by the capacitor’s insulation effect and allows it to retain its charge.The capacitance of the capacitor increases in proportion to the surface area of the plates and the thickness of the electrolyte layer. The higher the capacitance, the greater the voltage potential and the longer the capacitor can store energy.ConclusionThe 380LX121M400J022 aluminum electrolytic capacitor is an excellent choice for a wide range of applications, offering both high current and energy density, with good capacitance stability and low ESR. Its maximum ripple current capabilities make it ideal for power supply, filtering and coupling uses. The capacitor works by utilizing Faraday’s principle, where electric current is passed through an electrolyte and used to create a charge storage device. It is hermetically sealed, ensuring it can withstand high temperatures and harsh environments, and the greater surface area of its plates gives it greater capacitance, enabling it to retain its charge for longer periods of time.

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