B41231A478M

Height - Seated (Max):	2.047" (52.00mm)
Surface Mount Land Size:	--
Mounting Type:	Through Hole
Package / Case:	Radial, Can - Snap-In
Series:	B41231
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Capacitance:	4700µF
Tolerance:	±20%
Voltage - Rated:	80V
ESR (Equivalent Series Resistance):	--
Lifetime @ Temp.:	2000 Hrs @ 85°C
Operating Temperature:	-40°C ~ 85°C
Polarization:	Polar
Ratings:	--
Applications:	General Purpose
Ripple Current @ Low Frequency:	5.44A @ 120Hz
Lead Spacing:	0.394" (10.00mm)
Size / Dimension:	1.000" Dia (25.40mm)

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Aluminum electrolytic capacitors, also known as “electrolytic” capacitors, are a type of capacitors that use an electrolytic to store electric energy. The B41231A478M aluminum electrolytic capacitor is a type of electrolytic capacitor that uses an anode made of aluminum foil as its dielectric.The aluminum foil is typically constructed of an aluminum hydroxide membrane that is usually 15 to 20 microns thick. The anode and cathode of an aluminum electrolytic capacitor, such as B41231A478M, are typically connected to the positive and negative terminals of the capacitor respectively. The anode of the B41231A478M aluminum electrolytic capacitor is separated from the cathode by a dielectric material known as the dielectric oxide.The aluminum electrolytic capacitor B41231A478M is used in various electronic devices such as power supplies, audio amplifiers and signal processing circuits due to its high capacitance value, low equivalent series resistance (ESR) and high ripple current capability. In addition, these capacitors are also used in decoupling and filtering applications as well as in voltage dividers and output protection circuits.The working principle of an aluminum electrolytic capacitor, such as B41231A478M, is based on the fundamental principle of electrochemistry. When an electric field is applied to the aluminum foil anode, it induces a current flow from the anode to the cathode that is equal to the current flowing through the electrolyte. This current flow causes ions to transfer from the anode to the cathode, which causes a potential difference across the dielectric oxide and thus storing electrical energy in the capacitor.The aluminum electrolytic capacitor B41231A478M also uses the Faraday’s Principle of Electrolytic Space-Charge Polarization which states that the magnitude of the electric field, and consequently the capacitance, increases as the voltage across the capacitor increases. This principle is also responsible for the behavior of the electrolytic capacitor which can reach its maximum capacitance value at a relatively low voltage when exposed to a moderate electric field.In addition to its application in the fields mentioned, the aluminum electrolytic capacitor B41231A478M can also be used for signal conditioning and power smoothing due to its high capacitance-to-voltage value ratio. This makes it incredibly useful in voltage-sensitive electronic circuitry for signal filtering and power regulation purposes.The aluminum electrolytic capacitor B41231A478M also features a long lifespan compared to other types of capacitors and is much more stable in terms of capacitance, leakage current, and equivalent series resistance (ESR). This makes it ideal for projects that involve high reliability or high temperature requirements.Due to its impressive features and reliability, the aluminum electrolytic capacitor B41231A478M comes highly recommended by users and industry experts, and can be an invaluable component in any electronic system.

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