B41821A4227M

Operating Temperature:	-40°C ~ 85°C
Package / Case:	Radial, Can
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	0.472" (12.00mm)
Size / Dimension:	0.315" Dia (8.00mm)
Lead Spacing:	0.138" (3.50mm)
Ripple Current @ Low Frequency:	260mA @ 120Hz
Applications:	General Purpose
Ratings:	--
Polarization:	Polar
Series:	B41821
Lifetime @ Temp.:	2000 Hrs @ 85°C
ESR (Equivalent Series Resistance):	--
Voltage - Rated:	16V
Tolerance:	±20%
Capacitance:	220µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Introduction to Aluminum Electrolytic Capacitors

Aluminum electrolytic capacitors, which are also known as super capacitors or electrolytic capacitors, are electronic devices that are used to store energy. An aluminum electrolytic capacitor is a type of capacitor used in a wide variety of electronic equipment and circuits. It is made with an aluminum oxide dielectric layer which has a high storage capacity for electrical energy. Due to its unique properties, aluminum electrolytic capacitors can be used in a variety of applications, such as power electronics, communications, automotive, audio, and aerospace.

B41821A4227M Capacitor

B41821A4227M aluminum electrolytic capacitors, also referred to as “B4 Series”, are made by Vishay. These capacitors can provide up to 500VDC rating in surface mount form. B4 Series capacitors are designed specifically for high-voltage applications such as HVAC, medical imaging, and motor drive applications. The major characteristics of these capacitors are low-impedance, high-temperature, long life, high-voltage ripple, and high insulation resistance.

Application Fields

B41821A4227M aluminum electrolytic capacitors can be used in a variety of applications, such as HVAC, motor drives, medical imaging, and automotive engineering. In HVAC systems, these capacitors are used for controlling the speed of the fans or blowers, as well as the operation of the thermostat, humidistat, and thermostat switches. In motor drives, these capacitors are used to reduce electrical noise and dampen current spikes. The capacitors can also be used in medical imaging systems to reduce electrical artifacts and help improve the image quality. In addition, they can be used in automotive electrical systems, such as airbags, to increase the response time and reduce system voltages.

Working Principle

The working principle of B41821A4227M aluminum electrolytic capacitors is based on an electrolyte-filled system. This system consists of two aluminum layers that are separated by a dielectric, or insulating, layer of aluminum oxide. A positive terminal is etched onto one of the aluminum layers and a negative terminal is etched onto the other, and an electric current is applied to the system to create a di-polarized voltage. This voltage creates a capacitor, with positive charges on the positive terminal and negative charges on the negative terminal.The electric current that flows from the positive terminal to the negative terminal flows over the dielectric layer of aluminum oxide. This produces a storage of electric energy and an exchange of electric charge. When a voltage is applied across the terminals of the capacitor, an electric field is created between them, storing the energy in the form of electrical potential energy. This energy can be reused at a later time when the capacitor is discharged, providing the necessary power to the electrical circuit.

Conclusion

The B41821A4227M aluminum electrolytic capacitors are a reliable and durable, and are specifically designed for high-voltage applications. They are used in a wide variety of applications, ranging from HVAC systems to medical imaging, and are capable of storing a large amount of energy. The working principle of these capacitors is based on a dielectric-filled system, which creates a capacitor that is capable of storing electrical potential energy. With their high-quality construction and reliable performance, aluminum electrolytic capacitors provide a reliable and cost-effective solution for many of today’s electrical applications.

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