MAL215822182E3

Polarization:	Polar
Package / Case:	Radial, Can - Snap-In
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	1.457" (37.00mm)
Size / Dimension:	0.520" Dia x 1.201" L (13.20mm x 30.50mm)
Lead Spacing:	0.394" (10.00mm)
Impedance:	189 mOhms
Ripple Current @ Low Frequency:	2.41A @ 100Hz
Applications:	General Purpose
Ratings:	--
Series:	158 PUL-SI
Operating Temperature:	-40°C ~ 105°C
Lifetime @ Temp.:	5000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	201 mOhm @ 100Hz
Voltage - Rated:	80V
Tolerance:	±20%
Capacitance:	1800µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Aluminum Electrolytic Capacitors – MAL215822182E3 Application Field and Working Principle

Aluminum electrolytic capacitors are the most commonly used capacitors in the electronics world. These capacitors are most often categorized according to their capacitance, voltage rating, construction, and application field. The MAL215822182E3 is one of the more popular of these capacitors, and is commonly used in power supplies, communications equipment, signal processing devices, and industrial electronic circuits. In this article, we will explore the application field and working principles of the MAL215822182E3 aluminum electrolytic capacitor.

Application Field

The MAL215822182E3 aluminum electrolytic capacitors are best suited for applications that require high ripple current, low ESR (equivalent series resistance), and high capacitance in a small package size. These capacitors are designed to provide relatively low losses at higher frequencies, making them ideal for voltage regulation applications such as converters, motor drives, and switching power supplies. The capacitors also have the advantage of being fairly inexpensive, and they come in a variety of sizes, from through-hole packages to surface mount packages.

Working Principle

The MAL215822182E3 aluminum electrolytic capacitor utilizes an electrolyte as part of its construction, which is why they are classified as “electrolytic” capacitors. The electrolyte acts as an ionic conductor, allowing the capacitor to attain very high values of capacitance in a relatively small package. The capacitance of the MAL215822182E3 capacitor is determined by three main factors: the anode area, the electrolyte, and the dielectric thickness. The anode area is the area of the aluminum foil within the capacitor, the electrolyte is the liquid inside the capacitor, and the dielectric thickness is the distance between the anode and the cathode.When the voltage applied across the MAL215822182E3 capacitor is greater than the rated working voltage, the current flow causes the electrolyte in the capacitor to become ionized and conduct electricity. The electric field created by the current causes a redistribution of the charge in the capacitor, and this results in a change in the capacitance of the capacitor. The capacitance of the capacitor will decrease as the current increases, and when the voltage is decreased, the capacitance will increase. This phenomenon is known as capacitance variation.

Conclusion

The MAL215822182E3 aluminum electrolytic capacitor is a versatile component, thanks to its high capacitance and small package size. It is ideal for applications such as voltage regulation, converters, motor drives, and switching power supplies. The working principle of the capacitor involves electrolytes and electric fields, resulting in capacitance variation as the current and voltage are changed. With wide availability and competitive pricing, the MAL215822182E3 is an excellent choice for many electronics applications.

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