Series:	B43821
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Capacitance:	3.3µF
Tolerance:	±20%
Voltage - Rated:	250V
ESR (Equivalent Series Resistance):	56 Ohm @ 120Hz
Lifetime @ Temp.:	3000 Hrs @ 85°C
Operating Temperature:	-40°C ~ 85°C
Polarization:	Polar
Ratings:	--
Applications:	General Purpose
Ripple Current @ Low Frequency:	50mA @ 120Hz
Lead Spacing:	0.138" (3.50mm)
Size / Dimension:	0.315" Dia (8.00mm)
Height - Seated (Max):	0.472" (12.00mm)
Surface Mount Land Size:	--
Mounting Type:	Through Hole
Package / Case:	Radial, Can

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Aluminum Electrolytic Capacitors: B43821F2335M Application Field and Working Principle

Aluminum electrolytic capacitors are among the most widely used passive components in modern electronics. Due to their high power rating, low cost, and availability in a wide range of voltage ratings, they are used in many diverse applications. The B43821F2335M is one of the most common types of aluminum electrolytic capacitors. In this article, we will explore the application field and working principle of this capacitor.To begin, the B43821F2335M is a type of aluminum electrolytic capacitor. It is used in a variety of applications such as power supplies, noise suppression, filtering, and decoupling. It is available in a variety of voltage ratings, from 6.3V to 50V. This capacitor is constructed from two aluminum foil electrodes which are separated by electrolytic paper. The electrodes are then wrapped in a non-conductive sleeve, typically a plastics film, which is then further sealed within an aluminum case.The working principle of an aluminum electrolytic capacitor is based on electrolytic capacitance. This is a form of capacitance which is created when two metals or conducting surfaces are separated by an insulating material, called an electrolyte. The electrolyte allows electrons to move between the surfaces, resulting in a flow of current, and the resulting charge that is generated is proportional to the area of each metal surface. As you can imagine, a large surface area would result in a larger capacitance. In the case of aluminum electrolytic capacitors, two aluminum foils are placed in an electrolyte solution. The negative foil is etched with a chemical which creates a porous double-layer of oxygen on its surface. This oxygen layer is dielectrically active and allows current to flow between the two foils. The capacitance of this type of device is directly proportional to the foil surface area. Another characteristic of aluminum electrolytic capacitors is its high voltage rating. This is due to the aluminum foil having a thin dielectric layer. This layer acts as a barrier to high voltages, preventing damaging currents from passing between the foils. The B43821F2335M is widely used in digital applications because of its low equivalent series resistance (ESR) and long life span. Its high-temperature, low-leakage electric characteristics make it an ideal choice for applications which require high accuracy and reliable power delivery. Finally, we can mention the other additional features of this capacitor, such as its low-impedance, low-ripple characteristics; long life cycle; low cost; and ease of installation. All of these make the B43821F2335M a solid choice for many types of capacitor applications. In conclusion, the B43821F2335M is a type of aluminum electrolytic capacitor. Its features, such as its low ESR, long life span, and high voltage rating, make it a popular choice for a wide range of applications. Thanks to its reasonable cost and easy installation, this capacitor is an ideal choice for designers who need a reliable and cost-effective solution.

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