MAL209457121E3

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:	0.866" Dia (22.00mm)
Lead Spacing:	0.394" (10.00mm)
Impedance:	730 mOhms
Ripple Current @ Low Frequency:	850mA @ 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):	1.01 Ohm @ 120Hz
Voltage - Rated:	450V
Tolerance:	±20%
Capacitance:	120µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Introduction to Aluminum Electrolytic Capacitors

Aluminum electrolytic capacitors are one of the most common types of capacitors available, and are extremely popular due to their relatively low cost, ease of use, and wide range of applications. These devices have been used in virtually every electronic device, from basic consumer electronics to advanced aerospace applications. This article will discuss the application fields and working principles of the aluminum electrolytic capacitor, specifically the MAL209457121E3.

What Is an Aluminum Electrolytic Capacitor?

An aluminum electrolytic capacitor is a type of capacitor that uses an electrolyte to store electrical energy in the form of an electric field. This electric field is created by the electrolyte and two electrodes – usually plates of aluminum, separated by a thin dielectric material such as paper or plastic. When a voltage is applied across the two electrodes, the electric field increases, storing the electrical energy in the form of energy in an electric field between them. This stored energy can then be released, either gradually or all at once, depending on the application.

Application Areas for MAL209457121E3 Aluminum Electrolytic Capacitors

The MAL209457121E3 capacitors are suitable for high-frequency and high-temperature applications. They are commonly used in applications such as automotive and aerospace electronics, power management and control systems, signal processing and audio systems, and other applications in which high power or current needs to be available rapidly.

Working Principle of MAL209457121E3 Aluminum Electrolytic Capacitors

The working principle of the MAL209457121E3 capacitor is relatively straightforward. As described in the previous section, when a voltage is applied across the two electrodes, an electric field is created, which stores the electrical energy in an electric field between them. When the voltage is removed, the energy stored in the electric field is released, either gradually or all at once, depending on the application.The MAL209457121E3 capacitors are available in two types of construction – standard and low-ESL. The standard type offers superior frequency and temperature characteristics, and has a higher rated voltage and capacitance. The low-ESL type offers a lower effective series inductance (ESL), which enables better performance at higher frequencies and temperatures.In operation, the MAL209457121E3 capacitor works like any other capacitor, using the electric field created by the two electrodes to store electrical energy. The electrodes can be either polarised or non-polarised, depending on the application.

Conclusion

The MAL209457121E3 is a popular aluminum electrolytic capacitor used in a variety of electronic devices, from automotive and aerospace electronics to power management and signal processing systems. It works like any other capacitor, using the electric field created by the two electrodes to store electrical energy, and can be either polarised or non-polarised depending on the application. Furthermore, it is available in both standard and low-ESL versions, providing higher capacitance and temperature ratings for use in high-frequency and high-temperature applications.

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