B43698S5156Q1

Series:	B43698
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Obsolete
Moisture Sensitivity Level (MSL):	--
Tolerance:	--
ESR (Equivalent Series Resistance):	--
Lifetime @ Temp.:	--
Operating Temperature:	--
Polarization:	--
Ratings:	--
Applications:	General Purpose
Lead Spacing:	--
Size / Dimension:	--
Height - Seated (Max):	--
Surface Mount Land Size:	--
Mounting Type:	Through Hole
Package / Case:	Axial, Can

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Aluminum Electrolytic Capacitors: B43698S5156Q1 Application Field and Working Principle

Aluminum electrolytic capacitors are popularly used as energy storage devices in a wide variety of electronic circuits, such as in memory circuits, dc/dc converters, switched-mode power supplies, and laptop computers. The B43698S5156Q1 is a particularly popular type of aluminum electrolytic capacitor (AEC). This article will explain the application field of B43698S5156Q1 and its working principle.

Application Field

B43698S5156Q1 aluminum electrolytic capacitors are widely used for white goods, automotive, medical, and industrial device applications, as well as for audio systems and brushless DC motors. Due to their unique construction and design, these components feature a wide combination of superior characteristics that make them well-suited for many different types of electrical systems. The B43698S5156Q1 aluminum electrolytic capacitors can be used for decoupling, energy storage, voltage regulation, power smoothing, and frequency filtering. They are designed to offer a long operating life as well as low ESR (equivalent series resistance) and higher ripple current capabilities. In addition, these capacitors have a low temperature coefficient and are available in a wide range of values (up to 1500µF). They offer an excellent volumetric efficiency which makes them ideal for high-density designs.

Working Principle of B43698S5156Q1

Aluminum electrolytic capacitors are constructed of an anode (positive), a cathode (negative) and an electrolyte (the medium through which current flows). The anode consists of an oxidized aluminum foil, the cathode is composed of activated carbon, and the electrolyte is composed of a mixture of organic and mineral acids, usually a solid material. When an electrical current is applied, a charge builds up on the capacitor plates. This charge is created as ions travel from the electrolyte to the anode, creating a separation of charge between the two plates. During the charging cycle, positive ions travel from the electrolyte to the anode and become trapped in the anode\'s surface layer. While discharging, the ions are released, allowing the capacitor to discharge its energy. Aluminum electrolytic capacitors have a significant advantage over other types of capacitors when it comes to energy storage and ripple current ratings. The combination of greater capacity and a lower ESR reduce their voltage drops, providing snappier response and greater power efficiency. This makes them an ideal choice for power converters and other power-handling circuits.

Conclusion

B43698S5156Q1 aluminum electrolytic capacitors are widely used for a variety of electronic applications, such as memory circuits, audio systems, and dc/dc converters. They are popular due to their superior characteristics, low ESR, and high ripple current capabilities. The working principle of AECs is based on ions traveling from the electrolyte to the anode, creating a separation of charge between the two plates. As a result, aluminum electrolytic capacitors offer excellent volumetric efficiency and are ideal for high-density designs.

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