299D686X9025FB1E3

Lifetime @ Temp.:	1000 Hrs @ 85°C
Failure Rate:	--
Features:	General Purpose
Ratings:	--
Manufacturer Size Code:	F
Lead Spacing:	--
Height - Seated (Max):	0.620" (15.74mm)
Size / Dimension:	0.360" L x 0.360" W (9.14mm x 9.14mm)
Package / Case:	Radial - 3 Leads
Mounting Type:	Through Hole
Series:	TANTALEX®, 299D
Operating Temperature:	-55°C ~ 125°C
ESR (Equivalent Series Resistance):	--
Type:	Conformal Coated
Voltage - Rated:	25V
Tolerance:	±10%
Capacitance:	68µF
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Tantalum Capacitors

The tantalum capacitor with the model code 299D686X9025FB1E3 is a kind of capacitor that uses tantalum for its anode material. Tantalum capacitors are vastly used in the modern electronics industry mainly due to their high stability, large capacitance in a small volume, low leakage current, and low ESR. Therefore, the tantalum capacitor 299D686X9025FB1E3 can serve the purpose of filtering the electronic signal in various types of machines and instruments.

Application

Tantalum capacitors are used widely in many systems and devices. For example, in electrical engineering, these capacitors can be utilized for numerous filtering and decoupling purposes. They are also employed in telecommunication systems, amplifiers, and integrated circuits for carrying out noise suppression in feedback control loops.Moreover, tantalum capacitors are found in almost any kind of electrical machinery such as computers, cell phones, and digital entertainment equipment. These capacitors are utilized for providing the required voltage for maintaining the intricate operating system in electronic circuits. The tantalum capacitor can also find its application in power, energy, and automotive industries.

Working Principle

Electric current is supplied to the tantalum capacitor consisting of an electroplatinum anode, tantalum powder cathode, and an electrolyte. The oxidation of the anode creates a dielectric layer over the anode, forming a double-layer capacitor. This layer of dielectric, called pseudocapacitance, increases the capacitance of the tantalum capacitor.At the same time, the electrolyte of the tantalum capacitor is kept saturated with respect to the tantalum metal because tantalum ions are easily dissolved in it. This additional layer of electrolyte provides a secondary source of capacitance. As a result, the device exhibits very low equivalent series resistance that boosts its performance as an electric filter.

Features

The tantalum capacitors offer a range of features that make them superior to other capacitors. Firstly, the electrolyte between the capacitor plates enables a much higher capacitance than ceramics or polypropylene capacitors. Secondly, the low ESR characteristic of these capacitors makes them suitable for DC-DC conversion applications. Furthermore, their small size enables their integration into many types of electrical and electronic equipment. Additionally, the exceptional current-sustaining capability of the tantalum capacitor greatly enhances its performance at high temperatures and in high-frequency circuits.

Conclusion

The tantalum capacitor with model code 299D686X9025FB1E3 is a kind of capacitor that is used in many types of electrical equipment. Its application includes electrical engineering, telecommunications, amplifiers, and integrated circuits. This capacitor is characterised by large capacitance, low leakage current, and low ESR in a small volume, making it suitable for DC-DC conversion and high-frequency applications. The tantalum capacitor is therefore widely utilized as a filtering and decoupling device in the modern electronics industry.

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