ALS81A242KF400

Polarization:	Polar
Package / Case:	Radial, Can - Screw Terminals
Mounting Type:	Chassis Mount
Surface Mount Land Size:	--
Height - Seated (Max):	4.213" (107.00mm)
Size / Dimension:	2.008" Dia (51.00mm)
Lead Spacing:	0.874" (22.20mm)
Impedance:	37 mOhms
Ripple Current @ High Frequency:	14.2A @ 10kHz
Ripple Current @ Low Frequency:	7.8A @ 100Hz
Applications:	General Purpose
Ratings:	--
Series:	ALS81
Operating Temperature:	-40°C ~ 105°C
Lifetime @ Temp.:	2000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	63 mOhm @ 100Hz
Voltage - Rated:	400V
Tolerance:	±20%
Capacitance:	2400µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Aluminum electrolytic capacitors are passive electronic components that use electrodes made from aluminum film for dielectric material. They offer high capacitance values, low ESR levels, and wide frequency spectra, enabling them to find application in almost any type of electronic device. The ALS81A242KF400 is a popular aluminum electrolytic capacitor that is used for a variety of purposes in the marketplace.This specific part is comprised of a cathode that is made from an expandable metal film, plus a special electrolyte solution. The solution is typically comprised of an aluminum hydroxide solution that is combined with a sophisticated bonding material to enhance the capacitor’s rigidity and stability during operation. This allows it to be suitable for high-frequency switching applications.The ALS81A242KF400 is an automotive-rated capacitor that is extremely reliable in high temperature and vibration situations. It is designed to perform in a temperature range of -40°C to §§°C while providing its rated capacitance without interruption and maintaining a low ESR value. Its rated capacitance value is 0.00223μF, and the peak current capability is 300A at a temperature of up to 130°C. This capacitor is suitable for use in a variety of automotive electrical systems, such as fuel pump and engine control systems, and other high power systems.The working principle of the ALS81A242KF400 is based on oppositely charged electrodes that are separated by a dielectric. The electrode layers are filled with electrolyte, or electrical conductive liquid, in which the electrostatic fields created by the charged particles and the electric field across the dielectric layer combine to create a miniature electric filter. This filter is used to filter noise and other unwanted signals that can come from sources such as wiring or ignition systems.In automotive applications, the ALS81A242KF400 can provide high levels of noise reduction to reduce interference and improve signal clarity. It is also designed to handle high levels of vibration, making it suitable for use in engine control units and other vibration-prone installations. In addition, its high capacitance combined with low ESR makes it ideal for powering high power, fast switching circuits such as fuel pumps, engine control systems, and other automotive applications.In summary, the ALS81A242KF400 is a reliable, high temperature aluminum electrolytic capacitor specifically designed for automotive applications. Its expandable metal film cathode, special electrolyte solution, and low ESR make it suitable for high frequency switching applications. In addition, its high capacitance combined with low ESR makes it ideal for powering high power, fast switching circuits such as fuel pumps, engine control systems, and other automotive applications. With its reliability and versatility, the ALS81A242KF400 is an excellent choice for a variety of automotive applications.

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