MAL209426391E3

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:	1.378" Dia (35.00mm)
Lead Spacing:	0.394" (10.00mm)
Impedance:	340 mOhms
Ripple Current @ Low Frequency:	1.56A @ 120Hz
Applications:	General Purpose
Ratings:	--
Series:	094 PME-SI
Operating Temperature:	-25°C ~ 105°C
Lifetime @ Temp.:	2000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	430 mOhm @ 120Hz
Voltage - Rated:	400V
Tolerance:	±20%
Capacitance:	390µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Aluminum Electrolytic Capacitors - MAL209426391E3 Application Field and Working Principle

Aluminum electrolytic capacitors are among the most important components of electronic devices and have been widely used for decades in a wide range of applications. The MAL209426391E3 is a type of aluminum electrolytic capacitor that has been designed for use in the most demanding audio/video applications.This capacitor is an exceptionally low ESR (Equivalent Series Resistance) device, offering a lower impedance and higher peak current than other capacitor types. It is suitable for power supplies, switching regulators, noise filters, AC ripple current, and high frequency applications.In order to fully understand how this capacitor works, we must first take a look at the principles of aluminum electrolytic capacitors. These types of capacitors are composed of two aluminum foils and a separator impregnated with electrolyte, forming two electrodes. One of the electrodes is coated with an oxide film which acts as the dielectric layer.When a voltage is applied to the capacitor, an electric field is created between the two electrodes which causes a charge to build up in the oxide film and form a capacitance. This ability to store electrical energy is known as capacitance.The MAL209426391E3 is a polarized capacitor, which means that a positive and negative voltage must be applied to it in order to produce the desired effect. It has a large capacitance rating of 20,000μF, making it ideal for high frequency applications.The MAL209426391E3 also offers high ripple current capabilities, meaning it is able to handle a certain amount of AC current without experiencing any negative effects. It also has an excellent dielectric absorption ratio, meaning it can withstand high voltage transients without damaging the capacitor itself.When using this type of capacitor, it is important to select the appropriate mounting style. The MAL209426391E3 capacitor can be used in surface mount, through-hole, and snap-in style installations. It also has a wide temperature range, making it suitable for use in a variety of conditions.Overall, the MAL209426391E3 is an excellent choice for a wide range of audio/video applications. It is particularly suitable for power supplies and noise filters, as well as high frequency applications. Its large capacitance rating and excellent ripple current capabilities make it an ideal solution for many audio/video applications.

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