MAL203134221E3

Polarization:	Polar
Package / Case:	Axial, Can
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	--
Size / Dimension:	0.256" Dia x 0.709" L (6.50mm x 18.00mm)
Lead Spacing:	--
Impedance:	730 mOhms
Ripple Current @ Low Frequency:	210mA @ 100Hz
Applications:	General Purpose
Ratings:	--
Series:	031 AS
Operating Temperature:	-40°C ~ 85°C
Lifetime @ Temp.:	3000 Hrs @ 85°C
ESR (Equivalent Series Resistance):	1.45 Ohm @ 100Hz
Voltage - Rated:	10V
Tolerance:	-10%, +50%
Capacitance:	220µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Box (TB)

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Introduction

Aluminum electrolytic capacitors, also known as electrolytic caps or polarized caps, are one of the most common types of capacitors used in electronic circuits. The MAL203134221E3 is a specific type of aluminum electrolytic capacitor with an estimated shelf life of 4000-4500 hours at 105°C, making it ideal for use in highly demanding and long-term applications. This article will discuss the application field and working principle of the MAL203134221E3, as well as its advantages.

Application Field

The MAL203134221E3 aluminum electrolytic capacitor is designed for extended lifetime operation in general-purpose applications. It is especially suitable for AC/ DC converter, sound systems, UPS, and motor drivers, as well as any other applications requiring high ripple current and an extended durability. It is also commonly used in industrial, home appliance, consumer, and medical electronics.

Working Principle

The working principle of an aluminum electrolytic capacitor is based on the Faraday Principle of electrochemical deposition. The MAL203134221E3 capacitor has a solid aluminum foil as its cathode, and a thin layer of electrolyte soaked into an absorbent paper made of polypropylene as its anode. When a potential difference is applied between the cathode and the anode, a corresponding electric current is generated and the ions in the electrolyte arrange themselves differently. This creates an electric field within the capacitor and an electric charge is stored.The aluminum foil of the MAL203134221E3 has special chemical properties to enable an extended service lifetime. These properties enable the capacitor to withstand higher temperatures (up to 105°C) and ripple currents (up to 7A peak current) than non-polarized capacitors.

Advantages

The solid aluminum construction of the MAL203134221E3 allows for an extended service lifetime. The majority of capacitors are only rated for 1000-1500 hours, while the MAL203134221E3 can provide an estimated 4000-4500 hours of reliable performance, even under intense temperatures and high ripple currents. The capacitor also has a low voltage drop and low leakage current characteristics, making it suitable for applications where low power is required. In addition, the MAL203134221E3 is designed to have a low impedance and ESR (Equivalent Series Resistance), which makes it ideal for situations where low AC impedance is needed. This provides the capacitor with high capabality for storing and releasing electrical energy quickly and will not damage the AC circuit when released.

Conclusion

The MAL203134221E3 aluminum electrolytic capacitor is a highly reliable and long-lasting capacitor designed for extended lifetime operation. It is suitable for a variety of applications, including AC/DC converters, sound systems, UPS, and motor drivers, and can handle temperatures up to 105°C and peak current of 7A. The MAL203134221E3 also has a low voltage drop and low leakage current characteristics, enabling it to deliver low power levels with high reliability. Finally, it has a low impedance and ESR, making it suitable for applications in which low AC impedance is needed.

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