299D226X9035EB1E3

Lifetime @ Temp.:	1000 Hrs @ 85°C
Failure Rate:	--
Features:	General Purpose
Ratings:	--
Manufacturer Size Code:	E
Lead Spacing:	--
Height - Seated (Max):	0.560" (14.22mm)
Size / Dimension:	0.340" L x 0.340" W (8.63mm x 8.63mm)
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:	35V
Tolerance:	±10%
Capacitance:	22µF
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Tantalum Capacitors
Tantalum capacitors are an important type of electronic components in the electronics industry. The most common tantalum capacitor is the 299D226X9035EB1E3. These capacitors are surface mount, have a high dielectric constant, and provide a good combination of voltage and capacitance. They are used in a wide variety of applications.

Application Field
Tantalum capacitors are particularly useful when designing circuits for high frequency switching systems, such as in power supplies, motor control, and digital signal processing. The dielectric constant of the tantalum dielectric results in a higher impedance than ceramic capacitors, which makes them well suited for applications in which high power and frequency need to be maintained. They can also be used as energy storage capacitors, voltage regulators, and voltage spike suppressors.
Tantalum capacitors are also used in aerospace and military applications, where high temperatures and a wide range of environmental conditions must be dealt with. In these applications, tantalum capacitors are often used as decoupling capacitors to reduce the transmission of input noise and stabilize the power supply voltage. In addition, they are used in high-precision control applications, such as medical devices, and in signal processing applications, such as signal filters.

Working Principle
Tantalum capacitors use a solid dielectric encapsulated in a thin-film of tantalum pentoxide. This dielectric layer exhibits a high dielectric constant and is able to support a high voltage between the two plates of the capacitor. This voltage increases linearly with the capacitance rating and the applied voltage. The thickness of the dielectric layer determines the capacitance and the voltage rating of the tantalum capacitor. The higher the dielectric constant, the higher the capacitance and voltage rating of the capacitor.
Tantalum capacitors also have an extremely stable capacitance and a low self-discharge rate. The dielectric is extremely resistant to electrical breakdown and has a good temperature coefficient of capacitance. In addition, it has excellent frequency characteristics, making it suitable for high-frequency applications.
Tantalum capacitors are also ideal for designs with little space, as they are extremely small and can be used in tight configurations. They are also RoHS compliant and are often the cheaper alternative to ceramic capacitors.

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