ALS70U474NF025

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:	3.031" Dia (77.00mm)
Lead Spacing:	1.252" (31.80mm)
Impedance:	10 mOhms
Ripple Current @ High Frequency:	28.6A @ 10kHz
Ripple Current @ Low Frequency:	28A @ 100Hz
Applications:	General Purpose
Ratings:	--
Series:	ALS70
Operating Temperature:	-40°C ~ 85°C
Lifetime @ Temp.:	5000 Hrs @ 85°C
ESR (Equivalent Series Resistance):	9 mOhm @ 100Hz
Voltage - Rated:	25V
Tolerance:	±20%
Capacitance:	470000µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Aluminum Electrolytic Capacitors: Application Field and Working Principle of ALS70U474NF025

Aluminum electrolytic capacitors are an electronic component used in many applications and industries. They are made from aluminum foil and a dielectric material, usually a thin paper-like material impregnated with a liquid electrolyte, which provides much higher capacitance than traditional ceramic capacitors.One such aluminum electrolytic capacitor is the ALS70U474NF025. Designed primarily for high-frequency use in filters, it also has uses in other voltage-regulating circuits and differential amplifier circuits. It offers a wide range of capacitance values, between 10uF and 470uF, and a voltage rating of 25V. In addition, it has an extremely low temperature coefficient of capacitance and high ripple current and pulse performance.The ALS70U474NF025 operates using electrochemical processes. When the capacitor is charged, positive ions migrate to the negative electrode, and negative ions migrate to the positive electrode. This creates an electric field between the two electrodes, resulting in the storage of energy in the capacitor. The dielectric material between the two electrodes acts as an insulator, allowing a large amount of charge to be stored. The liquid electrolyte is necessary for the electrochemical process, helping charge and discharge the capacitor.The application of aluminum electrolytic capacitors such as the ALS70U474NF025 range from communication equipment to automotive electronics, audio-visual equipment, industrial equipment, and other industrial and medical applications. They are used to filter high-frequency signals and can be found in AC motor control circuits, input and output circuits in switched-mode power supplies, and frequency-dividing circuits. In audio-visual equipment, they are used to reduce power consumption in architectures like boost converters.Compared to standard ceramic capacitors, aluminum electrolytic capacitors have longer lifespans and higher capacitance. They also have higher dissipation factor and equivalent series resistance.The ALS70U474NF025, in particular, is designed to operate in a temperature range of -40C to +105C, making it suitable for working in harsh environments. It is made with an aluminum case and has an insulation sleeve for better structural integrity. The chip design has a low ESR, and its temperature coefficient is low enough that its resonance frequency remains stable and does not drift.To sum up, the ALS70U474NF025 is an aluminum electrolytic capacitor that has a wide range of uses in various industries. It has a high capacitance value, a wide operating temperature range, and has low ESR and temperature coefficient values. It is suitable for use in filters, AC motor control circuits, switched-mode power supplies, and other applications.

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