MAL216031221E3

Operating Temperature:	-55°C ~ 150°C
Package / Case:	Radial, Can
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	0.866" (22.00mm)
Size / Dimension:	0.394" Dia (10.00mm)
Lead Spacing:	0.197" (5.00mm)
Impedance:	170 mOhms
Applications:	Automotive
Ratings:	AEC-Q200
Polarization:	Polar
Series:	160 RLA
Lifetime @ Temp.:	1000 Hrs @ 150°C
ESR (Equivalent Series Resistance):	--
Voltage - Rated:	50V
Tolerance:	±20%
Capacitance:	220µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Aluminum electrolytic capacitors, or “electrolytics” for short, are a type of capacitor that utilizes an electrolytic solution of electrolyte between two surfaces of an electrically conductive material in an electrolytic cell in order to store energy. Generally speaking, they have a higher capacitance than conventional non-electrolytic capacitors, allowing them to store more energy in a given space. Additionally, because of their lower effective series resistance (ESR) compared to film capacitors, they can store more energy for a given amount of power applied to the system (the total amount of energy stored in a capacitor is equal to the capacitance multiplied by the applied voltage squared).The MAL216031221E3 is a specific type of aluminum electrolytic capacitor, designed for use in various types of consumer electronic audio equipment, such as portable audio players, speakers, and amplifiers. It is a medium size aluminum electrolytic capacitor, with an ESR of just 12mΩ. This low ESR rating makes it suitable for high current applications, such as when driving high power audio equipment.In order to understand how this capacitor works, it is important to first understand some basic concepts regarding capacitors and their uses. In general, capacitors are electrical components that store electrical energy between two sets of conductors, called plates. Generally, capacitors contain an insulating material, called a dielectric, between these plates. When a voltage is applied to the plates, the capacitor will begin to accumulate charge, with the amount being directly related to the amount of voltage applied. This stored charge can then be released to produce a current in a circuit. The latter is exactly the process the MAL216031221E3 capacitor operates under. Specifically, when a voltage is applied to the terminals of the capacitor, it will accumulate a charge until it reaches the maximum rated voltage specified by the manufacturer. This accumulation of charge is then fed through the output terminals, allowing the capacitor to store energy. Additionally, as the capacitor is able to store charge, it is also able to dissipate heat, reducing the risk of equipment overheating due to sudden power surges.In addition to its use in audio equipment, the MAL216031221E3 is also well suited for other types of consumer electronics, such as domestic handhelds, tablets, computers, and various home appliances. It can also be used in industrial applications, such as motor controls and welding machines. Furthermore, larger variants of the MAL216031221E3 are also available, allowing for the construction of larger capacitors for larger applications.In summary, the MAL216031221E3 is a high-quality, low-ESR aluminum electrolytic capacitor designed for use in a variety of consumer and industrial applications. Its low ESR rating allows it to efficiently store and dissipate energy, and its large size allows for the construction of large capacitors for larger applications. By understanding the basic principles and features of this particular type of capacitor, engineers can confidently use it in their projects and applications.

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