EKMM3B1VSN121MQ20S

Polarization:	Polar
Package / Case:	Radial, Can - Snap-In
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	0.866" (22.00mm)
Size / Dimension:	1.000" Dia (25.40mm)
Lead Spacing:	0.394" (10.00mm)
Ripple Current @ High Frequency:	886.6mA @ 50kHz
Ripple Current @ Low Frequency:	620mA @ 120Hz
Applications:	General Purpose
Ratings:	--
Series:	KMM
Operating Temperature:	-25°C ~ 105°C
Lifetime @ Temp.:	3000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	2.072 Ohm @ 120Hz
Voltage - Rated:	315V
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 are a type of electrical component used for storing electric charges and are most commonly used in power electronics applications. The EKMM3B1VSN121MQ20S is a type of aluminum electrolytic capacitor. In this article, we will discuss its applicability, working principle, and features.The EKMM3B1VSN121MQ20S is commonly used in power electronics because of its wide range of operating temperature and voltage capabilities. It can be used in a wide variety of applications, such as voltage regulators, clocks, alternators, air conditioning systems, and hot water systems. The capacitor is also suitable for automotive electronics, medical electronics, industrial automation systems, building automation systems, and lighting systems.On the operating principle side, this aluminum electrolytic capacitor is a polarized capacitor, meaning it has two terminals. One terminal of the capacitor, known as the anode, is connected to the negative side of a voltage source, while the other terminal, known as the cathode, is connected to the positive side of the source. Inside the capacitor, two aluminum foils are separated by a dielectric material, which could either be an aluminum oxide or liquid electrolyte. When the voltage source is applied to the terminals, the anode develops an accumulation of electrons which causes a negative charge to accumulate at the anode while the cathode develops an accumulation of protons, creating a positive charge. This potential difference between the two terminals creates an electric field which allows electric charge to accumulate and be stored inside the capacitor.The EKMM3B1VSN121MQ20S capacitor offers some key features. It has a wide capacitance range from 2.3μF to 12mF. The operating temperature range is between -40°C and 105°C, which makes it suitable for industrial applications. The capacitor is available in a variety of lead lengths which makes it suitable for a wide range of applications. In addition, the capacitor has a low ESR (Equivalent Series Resistance) which allows for more current with less heat generation.In conclusion, the EKMM3B1VSN121MQ20S aluminum electrolytic capacitor is a versatile electric component. Its wide temperature, voltage, and capacitance ranges make it suitable for a variety of applications in power electronics. Its low ESR also adds to the advantages of using this capacitor in applications which demand high current and low heat.

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