ESMH251VNN102MR50S

Polarization:	Polar
Package / Case:	Radial, Can - Snap-In
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	2.047" (52.00mm)
Size / Dimension:	1.181" Dia (30.00mm)
Lead Spacing:	0.394" (10.00mm)
Ripple Current @ High Frequency:	4.965A @ 100kHz
Ripple Current @ Low Frequency:	3.31A @ 120Hz
Applications:	General Purpose
Ratings:	--
Series:	SMH
Operating Temperature:	-25°C ~ 85°C
Lifetime @ Temp.:	2000 Hrs @ 85°C
ESR (Equivalent Series Resistance):	166 mOhm @ 120Hz
Voltage - Rated:	250V
Tolerance:	±20%
Capacitance:	1000µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Introduction

Aluminum electrolytic capacitors are energy-storing devices used in DC and AC applications. They work by charging and discharging energy dependent on voltage and frequency - higher voltage and lower frequency results in greater energy stored between the two electrodes. Aluminum electrolytic capacitors are mainly used for smoothing and filtering of varying voltage and currents.ESMH251VNN102MR50S is a particular type of aluminum electrolytic capacitor, designed for high efficiency and endurance in extreme temperatures. It is a standard radial-type, axial capacitor with a rated voltage of 250V and a temperature range of -40°C to + 105°C.

Our Topic - ESMH251VNN102MR50S Application Field and Working Principle

Application Field

ESMH251VNN102MR50S capacitors are suitable for a variety of applications, ranging from low noise fan controllers and fluorescent lamps to automotive, medical and defense power systems. They are also suitable for use in voltage-sensitive circuits, such as flyback circuits, LED lighting and power factor correction. Their robust construction means they are able to withstand the rigors of extreme vibration, shock, corrosion and humidity without sustaining damage.As they are axial capacitors, they do not require insulation to be used in safety-related systems. They are also available with lead-free constructions, which can be soldered safely without flux.

Working Principle

An aluminum electrolytic capacitor is composed of two layers of aluminum foil which are separated by a spacer usually made out of a paper-like substance. Between these layers is an electrolyte solution, which serves to lubricate and increase the surface area of the capacitor. The electrodes, which are in contact with the electrolyte solution, are charged with a current and electrostatically attract or repel electrons stored in the dielectric material.The amount of charge stored in the capacitor depends on the size of the dielectric material and the amount of current applied between the plates. The higher the current, the higher the charge stored in the capacitor.

Conclusion

Aluminum electrolytic capacitors, such as the ESMH251VNN102MR50S, are a type of electrical component, designed to store energy in varying voltage and current applications. They are mainly used for smoothing and filtering of varying voltage and currents, and can be used in a wide range of applications, from home appliances to medical and defense power systems. Their working principle is based on two layers of aluminum foil with an electrolyte solution between, which are charged with a current and store the charge in the dielectric material. This charge determines the capacitance of the capacitor, and with proper use, they can safely and reliably store energy in varying voltage and current applications.

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