Operating Temperature:	-25°C ~ 105°C
Package / Case:	Radial, Can - Snap-In - 3 Lead
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	2.047" (52.00mm)
Size / Dimension:	1.181" Dia (30.00mm)
Lead Spacing:	0.394" (10.00mm)
Applications:	General Purpose
Ratings:	--
Polarization:	Polar
Series:	B43544
Lifetime @ Temp.:	3000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	--
Voltage - Rated:	450V
Tolerance:	±20%
Capacitance:	390µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	--

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Introduction of Aluminum Electrolytic Capacitors

Aluminum electrolytic capacitors are some of the most common and widely used capacitors in the world. They are important components of numerous electrical and electronic systems. They are constructed from sheets of aluminum foil and separated by porous material soaked in electrolyte, creating a device that acts as an electrical storage tank. The electrolyte is an ionic solution that chemically dissociates, storing electrical charge and releasing it as the need arises. Therefore, aluminum electrolytic capacitors can store more charge than other capacitor types and have a high capacitance-to-size ratio capacity.

B43544A5397M002

The B43544A5397M002 aluminum electrolytic capacitor is a popular model used in a variety of applications, including air conditioners, circuit breakers, motor drives, generators, and more. It is a polarized component because it is manufactured in a cylindrical form factor that requires the identification of a polarity connection. This capacitor also features a voltage rating of 250V and a capacitance of 47μF. Additionally, it has a very low equivalent series resistance (ESR), making it an ideal choice for high-frequency and high-power electronic systems.

Application Field and Working Principle

The B43544A5397M002 aluminum electrolytic capacitor can be used in a wide variety of devices and applications. It can be afforded with its small size, long life span, and high voltage ratings. The main applications of this capacitor include power supplies, direct-current motors, and frequency converters. It is also often used in motor drive circuits, high-frequency switching circuits, and high-voltage circuits. The working principle of this capacitor is almost the same as that of any other aluminum electrolytic capacitor. It uses two aluminum foil electrodes — the anode and the cathode — separated by a separator membrane. The separator is soaked with an electrolyte and the aluminum foil electrodes act as a conductor. An electrical field is then created when a positive charge is applied to the anode and a negative charge is applied to the cathode. This causes a buildup of electrical charge in the separator and the electrolyte dissociates, storing the electrical energy. The stored charge is then released to the external circuit as the voltage applied to the device reaches a certain level.

Conclusion

The B43544A5397M002 aluminum electrolytic capacitor is a useful and economical component often used in a wide range of devices and applications. It is relatively low in cost but still offers high performance and reliable operation. Its small size, long life span, and high voltage ratings make it an ideal choice for power supplies, direct-current motors, and frequency converters, among other electronic circuits. The working principle of this aluminum electrolytic capacitor is relatively simple. The aluminum foil electrodes create an electrical field and the separator membrane stores the electrical energy, which is then released to the external circuit as the voltage reaches a certain level.

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