ALS41A102KF400

Polarization:	Polar
Package / Case:	Radial, Can - Screw Terminals
Mounting Type:	Chassis Mount
Surface Mount Land Size:	--
Height - Seated (Max):	--
Size / Dimension:	2.008" Dia (51.00mm)
Lead Spacing:	0.874" (22.20mm)
Impedance:	81 mOhms
Ripple Current @ High Frequency:	12.3A @ 10kHz
Ripple Current @ Low Frequency:	5.6A @ 100Hz
Applications:	General Purpose
Ratings:	--
Series:	ALS41
Operating Temperature:	-40°C ~ 105°C
Lifetime @ Temp.:	7000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	124 mOhm @ 100Hz
Voltage - Rated:	400V
Tolerance:	±20%
Capacitance:	1000µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Introduction

Aluminum electrolytic capacitors, also known as electrolytic capacitors, are electronic components that use the polarization characteristics of aluminum oxide thin film as an insulating medium, and use aluminum as a component component to construct a component that stores electric energy. Our topic today is the application field and working principle of the aluminum electrolytic capacitor model ALS41A102KF400.

Application Field

Aluminum electrolytic capacitors are widely used due to their low cost, large capacitance and low equivalent series resistance. The most popular aluminum electrolytic capacitor model ALS41A102KF400 can be used in numerous applications such as audio, high-frequency circuit, digital circuit, power supply and DC motor drives. In audio-related applications, capacitors are commonly used to filter out unwanted noise and artifacts by reducing high-frequency content. The model ALS41A102KF400 can handle a large current and its high capacitance and low ESR will eliminate any unwanted high frequencies. In high-frequency circuits, aluminum electrolytic capacitors are used for frequency compensation and energy storage because of their low impedance characteristics. Digital circuits also use aluminum electrolytic capacitors for input and output smoothing. They are used to reduce fluctuations in the signal and provide a stable, smoothly varying voltage. In power supply applications and DC motor drives, aluminum electrolytic capacitors are used for energy storage, voltage regulation and filtering.

Working Principle

Aluminum electrolytic capacitors are constructed using an anode made of aluminum, a cathode made of aluminum oxide, an electrolyte, and a separator. Unlike other types of capacitors, the capacitance of the aluminum electrolytic capacitor depends on the area of the oxide-coated aluminum electrode.In operation, a voltage is applied across the capacitor, creating a potential difference between the anode and the cathode. This potential difference causes positive ions to move towards the anode and negative ions to move towards the cathode. As the positive ions move closer to the anode, they reduce the effect of the oxide film, thus allowing for an increase in current.This current causes an electrochemical reaction at the electrolyte-oxide interface which generates electrons from the anode to the cathode. This generates a capacitance and an electric field across the electrolyte that affects the anode-cathode junction and causes an electric charge to be stored on the plates.

Conclusion

The aluminum electrolytic capacitor model ALS41A102KF400 is a versatile and cost-effective device for many applications. Its large capacitance and low equivalent series resistance enable it to be used in audio, high-frequency circuit, digital circuit, power supply and DC motor drives. The working principle of the capacitor involves the movement of positive and negative ions, the generation of charge on the plates, and the influence of an electric field on the anode-cathode junction. Understanding the application field and working principle of the aluminum electrolytic capacitor model ALS41A102KF400 can help you employ the device more effectively in any design.

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