ALF40C152KP450

Series:	ALF40
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Capacitance:	1500µF
Tolerance:	±20%
Voltage - Rated:	450V
ESR (Equivalent Series Resistance):	86 mOhm @ 100Hz
Lifetime @ Temp.:	5000 Hrs @ 105°C
Operating Temperature:	-40°C ~ 105°C
Polarization:	Polar
Ratings:	--
Applications:	General Purpose
Ripple Current @ Low Frequency:	6.44A @ 100Hz
Ripple Current @ High Frequency:	11.85A @ 10kHz
Impedance:	59 mOhms
Lead Spacing:	0.886" (22.50mm)
Size / Dimension:	1.969" Dia (50.00mm)
Height - Seated (Max):	4.213" (107.00mm)
Surface Mount Land Size:	--
Mounting Type:	Through Hole, Press-Fit
Package / Case:	Radial, Can - Snap-In - 4 Lead

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Aluminum Electrolytic Capacitors

Aluminum Electrolytic Capacitors (AECs) are the most common type of capacitor, and are widely used in a variety of electronic devices and circuits. Due to their size, cost efficiency, and relatively high capacitance, they are especially popular for applications such as DC blocking, frequency tuning, decoupling, and filtering. The specific AEC model referenced in this article is the ALF40C152KP450. This AEC model is used in a wide range of consumer products, often used in audio, video, or power supply applications. The construction of AECs is relatively straightforward. The core is composed of two aluminum foils and a spacer that is soaked in an electrolyte. The aluminum foils are connected electrically by metal plates, while the electrolyte is the insulating medium that provides the dielectric field between the plates. Both the aluminum foils and the dielectric field act as electric conductors, allowing electricity to flow between the plates. The dielectric medium, the electrolyte, also serves to increase the capacitance of the capacitor. If more electrolyte is present, more capacitance is present. In terms of working principle, the ALF40C152KP450 works on the principle of electrostatic induction. The terminals of the capacitor are connected to the electric source, the voltage applied across the capacitor creates an electric field that causes charges to be induced in the dielectric (the liquid electrolyte). This charge is stored in the capacitance of the capacitor. The electric field and the stored charge can "leak" out of the capacitor if the applied voltage is not sufficient, or is disrupted. When a load is placed across the AEC, the capacitor will block the DC current, and allow only alternating current to pass through its terminals. This is because the alternating current consists of an alternating waveform that induces changing electric fields in the AEC. As the alternating current changes direction, the electric field is disrupted, which causes the capacitor to "open" or "short" as needed to keep the current flow balanced throughout the circuit. This action of the electric field switching the capacitance between "open" and "short" helps to filter out any DC current, allowing only the AC current to pass. The ALF40C152KP450 model is capable of handling applications with a wide range of voltage ratings, from two volts up to 450 volts. Its temperature range, dimensions, and extended-term transient life make it an ideal choice for a variety of electronic applications. This capacitor is well suited for applications such as DC blocking, frequency tuning, decoupling, and filtering. In conclusion, AECs are a popular choice for a variety of electronic products and circuits due to their small size, relative cost-effectiveness, and high capacitance. The ALF40C152KP450 model is a common AEC used for DC blocking, frequency tuning, decoupling, and filtering. It works on the principle of electrostatic induction, allowing for a range of voltage ratings and extended-term transient life. It is an effective choice for a variety of applications.

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