672D277H075FV5J

Series:	672D
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Capacitance:	270µF
Tolerance:	--
Voltage - Rated:	75V
ESR (Equivalent Series Resistance):	--
Lifetime @ Temp.:	--
Operating Temperature:	-55°C ~ 105°C
Polarization:	Polar
Ratings:	--
Applications:	General Purpose
Lead Spacing:	0.295" (7.50mm)
Size / Dimension:	0.709" Dia (18.00mm)
Height - Seated (Max):	1.693" (43.00mm)
Surface Mount Land Size:	--
Mounting Type:	Through Hole
Package / Case:	Radial, Can

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Introduction to Aluminum Electrolytic Capacitors

Aluminum electrolytic capacitors, or aluminium electrolytic capacitors, are capacitors in which one electrode is an aluminum foil with an etched surface and the other electrode is a liquid or semi-liquid electrolyte (typically a mixture of phosphates, borates, and other acids). The aluminum foil is the actual “electrolyte”, and acts like a large electrical “similar” to the ionic surface of a human skin. The other electrode is usually made of graphite or carbon to provide electrical isolation, and both electrodes are layered in a thin film of electrolyte.These capacitors can be used in a variety of applications, including AC/DC and DC/DC power supplies, noise suppression, high-voltage filtering, and high-frequency switching. They are also often used as a bypass capacitor in modern day switch-mode power supplies to reduce high-frequency noise. Furthermore, aluminum electrolytic capacitors are frequently used in modern day radios, amplifiers, loudspeakers, and audio processing equipment.

672D277H075FV5J Application Field and Working Principle

The 672D277H075FV5J aluminum electrolytic capacitor is a high-voltage, axial-lead, unipolar aluminum electrolytic capacitor. It has a voltage rating of 275 VDC and a capacitance of 220uF. It has a maximum ESR rating of 47.5mOhms at 25°C and it has a maximum temperature rating of 105°C nominal.This aluminum electrolytic capacitor is primarily used in AC to DC and DC to DC power supplies, high-voltage power regulation circuits, inverters, and various filtering circuits. It is also used in high-frequency switching equipment and is particularly suitable for high-sensitivity signal processing circuits due to its low ESR rating.The electrochemical behavior of this capacitor is due to the properties of the electrolyte mixed with the electrodes. Aluminum foil acts as the anode, and a liquid or semi-liquid electrolyte acts as the cathode. The electrodes are pressed against each other, and electric current is created by the reaction between the two electrodes in the presence of the electrolyte. When the current is applied, this chemical reaction creates a layer of thin oxide film on the aluminum foil, thus increasing the capacitance of the resistor. The oxide film acts as an insulator, preventing direct contact between the electrodes, and allowing the current to flow only when the voltage reaches a certain level. The capacitance and electrical characteristics of the capacitor depend on the thickness of the oxide film, which is determined by the amount of current flowing through the capacitor.

Conclusion

The 672D277H075FV5J aluminum electrolytic capacitor is a versatile and widely used component for AC to DC and DC to DC power supplies, high-voltage power regulation, and noise suppression. It is able to withstand large amounts of voltage and can be used in high-frequency switching equipment and in various signal processing circuits due to its low ESR rating. The capacitance and electrical characteristics of this capacitor are determined by the thickness of the oxide film, which is a direct result of the chemical reaction between the anode and the cathode in the presence of the electrolyte.

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