B43742A4228M000

Polarization:	Polar
Package / Case:	Radial, Can - Screw Terminals
Mounting Type:	Chassis Mount
Surface Mount Land Size:	--
Height - Seated (Max):	3.846" (97.70mm)
Size / Dimension:	2.031" Dia (51.60mm)
Lead Spacing:	0.874" (22.20mm)
Ripple Current @ Low Frequency:	7.58A @ 100Hz
Applications:	General Purpose
Ratings:	--
Series:	B43742
Operating Temperature:	-40°C ~ 105°C
Lifetime @ Temp.:	5000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	38 mOhm @ 100Hz
Voltage - Rated:	350V
Tolerance:	±20%
Capacitance:	2200µF
Part Status:	Active
Packaging:	Bulk

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Aluminum electrolytic capacitors are among the most commonly used types of capacitors due to their combination of low cost, high efficiency, and wide range of available capacitance values. The B43742A4228M000 is a high-performance radial snap-in capacitors developed by EPCOS AG. It is a 2-pole, 1800mF, 25V DC rated aluminum electrolytic capacitor. It is an industrial-grade, long-life snap-in capacitor with a rated voltage of 25V DC.The B43742A4228M000 capacitor is suitable for use in DC/DC converters as an input or output filter, as well as power supply holdup and noise suppression. It is also commonly used in automotive electronics such as DC/AC inverters, power supplies, and switching power controls.The B43742A4228M000 capacitor consists of two aluminum foils separated by an etched paper core that is soaked in an electrolytic solution. The electrolyte solution serves to provide a conductive path between the foils that permits electrical flow. The capacitance of the capacitor is determined by the size, shape, and number of the aluminum foils.When voltage is applied to the B43742A4228M000 capacitor, a current starts to flow through the electrolyte solution and is stored as electric charges on the foil surfaces. These stored charges create an electric field between the foils which is maintained until the applied voltage is removed. The dielectric material (paper soaked in electrolyte) between the two foils allows the capacitor to store energy for a short period of time, making it useful in filtering out transients and noise.When the voltage is removed, the stored electric charges start to dissipate, and the capacitor releases the stored energy in the form of electric current. This current then flows through the external circuit, permitting a continuous flow of current through the capacitor. This mechanism explains how aluminum electrolytic capacitors work.The B43742A4228M000 is a snap-in type capacitor, meaning that it is mounted directly onto a PCB or other application-appropriate surface using threaded mounting holes. The threaded holes allow the capacitor to be securely mounted to the substrate. The snap-in type of mounting also eliminates the need for soldering and gives an improved level of product reliability due to the increased surface contact.The B43742A4228M000 is also designed to be moisture-resistant and highly reliable. It is constructed with an epoxy-coated outer casing that seals out contaminants such as dust, grime, and moisture. This ensures that the component remains reliable even in the most demanding conditions.Overall, the B43742A4228M000 is an excellent choice for DC/DC converters, power supplies, holdup circuits and automotive electronics. It offers a very high level of reliability due to its robust construction, as well as a wide range of available capacitance values.

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