450MXK180MEFCSN22X35

Ratings:	--
Applications:	General Purpose
Ripple Current @ Low Frequency:	1.27A @ 120Hz
Ripple Current @ High Frequency:	1.778A @ 10kHz
Lead Spacing:	0.394" (10.00mm)
Size / Dimension:	0.866" Dia (22.00mm)
Height - Seated (Max):	1.457" (37.00mm)
Surface Mount Land Size:	--
Mounting Type:	Through Hole
Package / Case:	Radial, Can - Snap-In
Series:	MXK
Packaging:	Tray
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Capacitance:	180µF
Tolerance:	±20%
Voltage - Rated:	450V
ESR (Equivalent Series Resistance):	--
Lifetime @ Temp.:	3000 Hrs @ 105°C
Operating Temperature:	-25°C ~ 105°C
Polarization:	Polar

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Introduction to Aluminum Electrolytic Capacitors

Aluminum electrolytic capacitors are electrochemical capacitors that use aluminum oxide as the dielectric. They are one of the most commonly used type of capacitors due to their low cost, low equivalent series resistance (ESR), and wide range of dielectric strength. They come in a variety of sizes and applications which makes them well suited for use in high frequency and other demanding applications. In this article, we will explore the 450MXK180MEFCSN22X35 application field and working principle of an aluminum electrolytic capacitor.

The 450MXK180MEFCSN22X35 Application Field

The 450MXK180MEFCSN22X35 application field is broad, with the most common applications being higher-voltage and higher-current applications than typical capacitors such as some computer power supplies, fuel injectors, and DC motors. They are also used as energy storage and voltage regulation in many industrial and scientific applications. In some cases, they can even be used in amplifiers, switching power supplies, and other applications that require higher energy storage or voltage splash.

How Does an Aluminum Electrolytic Capacitor Work?

An aluminum electrolytic capacitor is composed of two aluminum plates immersed in a liquid electrolyte. The metal plates act as the positive and negative electrodes with the electrolyte between them. When voltage is applied across the plates, an electric field is created. This electric field causes an electrochemical reaction on the two plates, creating an insulating layer of aluminum oxide. This insulating layer functions as the dielectric in the capacitor, allowing current to flow from one plate to the other.The capacitance of an aluminum electrolytic capacitor fundamentally depends on the area of the metal plates, the thickness of the insulating layer, the composition of the electrolyte, and the distance between the electrodes. Additionally, the capacitance can also be varied by changing the voltage across the capacitor or adding additional layers of aluminum oxide.

Advantages of Aluminum Electrolytic Capacitors

Aluminum electrolytic capacitors have various advantages compared to other types of capacitors. The main advantage of an electrolytic capacitor is its low equivalent series resistance (ESR) which leads to higher current handling capability. Additionally, their dielectric strength is much higher compared to other types of capacitors, making them ideal for higher frequency or higher voltage applications. They also have low cost and a wide range of available sizes, making them suitable for most applications.

Disadvantages of Aluminum Electrolytic Capacitors

Although aluminum electrolytic capacitors offer many advantages, they do have some disadvantages. The life expectancy of a capacitor is limited, typically only a few thousand hours, and can be adversely affected by high temperatures and excessive ripple currents. Additionally, because of the thin dielectric layer, the capacitance will decrease over time as the insulating layer begins to break down.

Conclusion

The 450MXK180MEFCSN22X35 is a type of aluminum electrolytic capacitor and has broad application in high voltage, high current, and other demanding applications. Its main advantages are its low ESR and high dielectric strength. However, its disadvantages include a limited life expectancy, decrease in capacitance over time, and susceptibility to high temperatures and ripple currents.

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