E37F351HPN392MCD0M

Polarization:	Polar
Package / Case:	Radial, Can - Screw Terminals
Mounting Type:	Chassis Mount
Surface Mount Land Size:	--
Height - Seated (Max):	5.157" (131.00mm)
Size / Dimension:	2.000" Dia (50.80mm)
Lead Spacing:	0.874" (22.20mm)
Ripple Current @ High Frequency:	23.124A @ 10kHz
Ripple Current @ Low Frequency:	12.2A @ 120Hz
Applications:	General Purpose
Ratings:	--
Series:	U37F
Operating Temperature:	-40°C ~ 85°C
Lifetime @ Temp.:	5000 Hrs @ 85°C
ESR (Equivalent Series Resistance):	23 mOhm @ 120Hz
Voltage - Rated:	350V
Tolerance:	±20%
Capacitance:	3900µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Aluminum Electrolytic Capacitors, also known as “Al-caps", are a type of capacitor commonly used in electronic circuits. They are constructed from a solid anode of aluminum foil and a liquid electrolyte. A thin oxide layer is formed on the aluminum foil, and this acts as a dielectric layer. The oxide layer is very thin, making aluminum electrolytic capacitors very effective at storing electrical charge. The oxide layer also has the ability to self-regenerate if it is damaged, making aluminum electrolytic capacitors more durable than other types of capacitors.The most common type of aluminum electrolytic capacitor is one designated with a “E37F351HPN392MCD0M”. This designation indicates that the capacitor is designed to have a dielectric strength of 15V, a capacitance of 390uF (microfarad) and a temperature range of -40°C to +105°C.Such a capacitor is specifically used in applications such as power supplies, battery chargers, motor drives, and pulse discharge and oscillator circuits. As the dielectric strength is 15V, the capacitor can easily handle a voltage up to and including 15V. When subjected to alternate currents, it can safely handle up to a frequency of 100kHz without any degradation in its performance. As its temperature range is -40°C to +105°C, the capacitor can also be used in a wide variety of environments and applications.Aluminum electrolytic capacitors work on the principle of capacitance. When a voltage is applied across the capacitor plates, it creates a space charge between the plates. This charge is stored on the capacitor until the voltage is removed, and then it air-squirts out, creating an electric field. This field then attracts and repels charges, allowing the capacitor to act as an energy storage device. This process is reversed as soon as the voltage is removed - the electric field disappears, the stored charge is released and the capacitor is ready to be recharged again.Another important factor to consider when using aluminum electrolytic capacitors is its self-healing property. This property refers to the ability of the dielectric layer to reform itself in the event of short circuiting or damage. This is due to the presence of a thin oxide layer, which re-forms as soon as the voltage is removed.Aluminum electrolytic capacitors are extremely useful components in a wide variety of electronic circuits. While they do have a limited lifetime, they are easy to use and extremely cost-effective. The “E37F351HPN392MCD0M” model is especially popular, due to its durability and its wide range of applications.

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