B43305A2397M

Polarization:	Polar
Package / Case:	Radial, Can - Snap-In
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	1.063" (27.00mm)
Size / Dimension:	0.866" Dia (22.00mm)
Lead Spacing:	0.394" (10.00mm)
Impedance:	440 mOhms
Ripple Current @ Low Frequency:	1.5A @ 100Hz
Applications:	General Purpose
Ratings:	--
Series:	B43305
Operating Temperature:	-40°C ~ 85°C
Lifetime @ Temp.:	2000 Hrs @ 85°C
ESR (Equivalent Series Resistance):	320 mOhm @ 100Hz
Voltage - Rated:	200V
Tolerance:	±20%
Capacitance:	390µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Aluminum Electrolytic Capacitors

Aluminum electrolytic capacitors, occasionally referred to as electrolytic capacitors or "electrolytics," are capacitors that use an electrolyte solution to store electrical charge. These capacitors are widely used in electronics due to their high energy density and wide range of temperature capabilities. In general, they have three components: an outer aluminum case, an electrolyte solution, and a paper or mica dielectric layer. The specific capacitor model B43305A2397M is a non-polarized aluminum electrolytic capacitor. It is a radial capacitor with a maximum operating temperature of 105 °C and a 5mm diameter by 11.5mm length body. The capacitor can be classified as a miniature electrolytic capacitor, with a capacitance of 470μF and a working voltage of 25V. It is often seen in high-frequency circuits, light-control, voltage stabilizing, and energy-saving applications. It has several advantages over other capacitor technologies, including its low impedance, high tonal accuracy, and the fact that it requires little maintenance. Due to its low ESR, aluminum electrolytic capacitors are ideal for use in filtering, smoothing, and buffering designs, while its high capacitance in small volumes can be used to optimize circuit design. The working principle of B43305A2397M aluminum electrolytic capacitors is based on Faraday’s law of electrolysis. When a voltage is applied across the electrode, an electric field is created and ions move through the electrolyte solution from one terminal to the other. This movement creates a manifold of electric current that creates and stores energy within the capacitor. The large surface area of the aluminum case in combination with its dielectric determines the amount of energy that electrolytic capacitors can store. Aluminum electrolytic capacitors are generally used in three ways in circuits. First, they can be used as a source of energy in circuits with high inrush current. Second, they can be used to smooth out or filter out noise signals. Finally, they can be used as resonant elements in tuned circuit analyses.Aluminum electrolytic capacitors have a relatively short lifespan compared to other types of capacitors, typically ranging from 1000 to 5000 hours, depending on the load they are resolving and the temperature at which they operate. As such, many designers prefer to use other types of capacitors, such as tantalum, for designs where long-term reliability is a must. In conclusion, the B43305A2397M aluminum electrolytic capacitor is a versatile and inexpensive capacitor type with various applications, including high-frequency circuits, voltage stabilizing, and energy-saving systems. The capacitor\'s working principle is based on Faraday’s law of electrolysis, and its design is optimized for use in smoothing and filtering designs. However, its relative short lifespan compared to other capacitor types means that it is not as suitable for long-term reliability applications.

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