B43851F2225M8

Operating Temperature:	--
Package / Case:	Radial, Can
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	0.472" (12.00mm)
Size / Dimension:	0.248" Dia (6.30mm)
Lead Spacing:	0.197" (5.00mm)
Ripple Current @ Low Frequency:	23mA @ 120Hz
Applications:	General Purpose
Ratings:	--
Polarization:	Polar
Series:	B43851
Lifetime @ Temp.:	3000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	85 Ohm @ 120Hz
Voltage - Rated:	250V
Tolerance:	±20%
Capacitance:	2.2µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Box (TB)

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Aluminum Electrolytic Capacitors

Aluminum electrolytic capacitors are the most common form of electrical capacitance elements, which are widely used in various power electronics and electronic circuits. They are typically constructed with two aluminum foils, which, in turn, are coated with an extremely thin oxide layer to act as the dielectric material, and connected with electrolyte containing dissolved salts and ions, such as aluminum chloride and/or tartrate. The oxide layer is responsible for maintaining a large capacitance value; typically, aluminum electrolytic capacitors reach values in the range of 1 uF to 1000 uF, in a variety of different package sizes.The B43851F2225M8 is a high-quality aluminum electrolytic capacitor, with a capacitance of 2200uF, rated voltage of 350V AC, and a maximum operating temperature of 105°C. It is of the Radial type, with two lead pins with a diameter of 2.5mm. This component is widely used in applications that require a large capacitance value, high operating temperature, or a high voltage rating. Such applications may range from industrial and general-purpose electronics, to LED drivers, power supply applications, generators, and motor control systems.In terms of working principle, aluminum electrolytic capacitors store electrical energy as a charge between two conductors separated by a dielectric material (the oxide layer). The dielectric layer and the corrosion-resistant aluminum foils, in turn, ensure that the capacitance remains consistent over a wide range of temperatures, voltages, and frequencies. When connected in a circuit, a direct current (DC) passes through the conductor - which causes a charging of the capacitor, and thus forms a secondary energy reservoir. During the charging process, the dielectric materials stores an amount of electrical charge on one aluminum foil, and an equal amount of charge on the other aluminum foil. This phenomenon is known as the Faraday Effect.When an alternating current (AC) passes through the conductor, the capacitor behaves like an inductor. This is because the energy reservoir can store electricity in the form of a charge - and when the current reverses direction, it causes the charge to shift across the capacitor’s plates, thus creating an electrical field which induces a current (an AC current) in the same direction. This phenomenon is referred to as an “electrical self-induction”.In conclusion, the B43851F2225M8 Aluminum Electrolytic Capacitor is a high-quality capacitance element, which is widely used in high-power applications that require a large capacitance value, high operating temperature, and/or high voltage rating. The component works on the principle of Faraday Effect, which allows it to effectively store electrical energy in the form of a charge. As well, it acts as an inductor when an alternating current passes through it, which allows it to induce a current in the same direction.

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