EKMH250VSN183MR40S

Polarization:	Polar
Package / Case:	Radial, Can - Snap-In
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	1.654" (42.00mm)
Size / Dimension:	1.181" Dia (30.00mm)
Lead Spacing:	0.394" (10.00mm)
Ripple Current @ High Frequency:	3.8232A @ 100kHz
Ripple Current @ Low Frequency:	3.54A @ 120Hz
Applications:	General Purpose
Ratings:	--
Series:	KMH
Operating Temperature:	-40°C ~ 105°C
Lifetime @ Temp.:	2000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	28 mOhm @ 120Hz
Voltage - Rated:	25V
Tolerance:	±20%
Capacitance:	18000µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Aluminum Electrolytic CapacitorsAluminum electrolytic capacitors, often referred to as aluminum caps or AlCaps, are electrical components that contain a liquid electrolyte and are encased in an aluminum can. While they share many of the same characteristics as other types of capacitors, they have a few distinct features that make them a viable choice for various applications.Aluminum electrolytic capacitors are polarized components and consist of two metals layers separated by a liquid electrolyte. The two metals layers are usually an anode and a cathode. The anode is a formed aluminum oxide layer, which acts as an insulator, and a thin layer of aluminum, which acts as a positive electrode. The positive electrode is connected to the capacitor’s terminals, and the negative electrode is the aluminum can itself. The separation between the two electrodes is created by a liquid electrolyte.The main purpose of aluminum electrolytic capacitors is to store electrical energy. When a voltage is applied, an electric field is created between the two electrodes, which then accumulates and stores electrical charge. When the capacitor is discharged, the electric field created between the electrodes dissipates, and the stored electrical energy is released. Aluminum electrolytic capacitors have a very low equivalent series resistance (ESR), which allows them to efficiently store and rapidly discharge electrical energy. They also have a very high capacitance-to-volume ratio, making them ideal for applications requiring large amounts of energy in a small space.Aluminum electrolytic capacitors are ideal for use in audio, power supplies, and switchmode power supplies (SMPS). In audio, they are used in a number of different applications, including loudspeaker crossovers and speaker filtering. In power supplies, they are used to smooth out power fluctuations and reduce the ripple voltage. In SMPS, they are used to control the voltage levels and ensure that the power delivery is steady and reliable.As for the EKMH250VSN183MR40S, it is a snap-in aluminum electrolytic capacitor manufactured for use in sn filtering and SMPS. It has a rated voltage of 250V and a capacitance of 18µF. The ESR of this capacitor is 55mΩ and its maximum ripple current is 4.3A. This capacitor is designed to handle high temperatures (up to 105°C) and is highly resistant to shock and vibration. It also has a long life span, with a minimum service life of 8000 hours at 105°C.In conclusion, aluminum electrolytic capacitors have a number of advantages and are ideal for use in various applications, from audio to power supplies and SMPS. The EKMH250VSN183MR40S is an example of an aluminum electrolytic capacitor that is designed to handle high-temperatures and highly resistant to shock and vibration.

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