EKMM451VSN121MA20S

Operating Temperature:	-25°C ~ 105°C
Package / Case:	Radial, Can - Snap-In
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	0.866" (22.00mm)
Size / Dimension:	1.378" Dia (35.00mm)
Lead Spacing:	0.394" (10.00mm)
Applications:	General Purpose
Ratings:	--
Polarization:	Polar
Series:	KMM
Lifetime @ Temp.:	3000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	--
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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Aluminum Electrolytic Capacitors

Aluminum electrolytic capacitors are formed by an anode of foil rolled from aluminum; they are typically considered to be the most cost-effective capacitor design when compared to other types of capacitors. In addition to their low cost, aluminum electrolytic capacitors offer a variety of advantages, such as low dielectric absorption, small DF, and long operational life.The EKMM451VSN121MA20S is a type of aluminum electrolytic capacitor, specifically designed for use in power electronics applications. It features a rated voltage of 450V and a capacitance value of 12µF. It is constructed with a non-conductive plastic base and an aluminum anode electrolytic that is wound around a metal core.The electrolyte used in electrochemical capacitors is normally a saturated solution of potassium hydroxide, and the anode is constructed of aluminum foil. Electrolytes are usually stored in a sealed insulated can with a metal oxide film. When voltage is applied to the terminals of the capacitor, ions from the electrolyte move freely across the oxide film and create a makeshift layer of charge on the opposite side of the capacitor. This layer is called the Demmer Effect and it is responsible for the capacitive behavior of aluminum electrolytic capacitors.When the voltage applied is high and the capacitance is low, the EKMM451VSN121MA20S is suitable for use in power circuits and as filtering components for DC/DC converters. It is also used in signal filtering circuits, voltage regulators, and power supplies. Furthermore, it can be used in applications where high-ripple current operation and ultra-low ESR are required.The construction of aluminum electrolytic capacitors allows them to retain a stable capacitance over time, even when under high operating temperatures. This is a major advantage over other types of capacitors, as the lifespan of the capacitor is increased. Additionally, the EKMM451VSN121MA20S features a very low equivalent series resistance (ESR), which means that it can handle high currents without loss of performance. This makes the capacitor suitable for high-current applications.Due to their low cost, long operational life, and durability, aluminum electrolytic capacitors such as the EKMM451VSN121MA20S are becoming increasingly popular in a wide range of applications. They are ideal for use in high-voltage power circuitry, general-purpose signal filtering, voltage regulation, and other specialty applications.

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