299D226X0016DB6E3

Series:	TANTALEX®, 299D
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Capacitance:	22µF
Tolerance:	±20%
Voltage - Rated:	16V
Type:	Conformal Coated
ESR (Equivalent Series Resistance):	--
Operating Temperature:	-55°C ~ 125°C
Lifetime @ Temp.:	1000 Hrs @ 85°C
Mounting Type:	Through Hole
Package / Case:	Radial - 3 Leads
Size / Dimension:	0.280" L x 0.270" W (7.10mm x 6.85mm)
Height - Seated (Max):	0.440" (11.17mm)
Lead Spacing:	--
Manufacturer Size Code:	D
Ratings:	--
Features:	General Purpose
Failure Rate:	--

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Tantalum Capacitors

Tantalum capacitors are a specialized type of capacitor, typically used in applications where small size, low leakage current, and long shelf life are important. The widespread use of these capacitors is due to their excellent performance and ease of use.The most commonly used tantalum capacitor carries the EIA designation 299D226X0016DB6E3. This particular capacitor is a 2.2uF capacitor with a 16V rating, and offers a 0.02 ohm series resistance.

What is a Tantalum Capacitor?

A tantalum capacitor is a type of electrolytic capacitor that uses a thin layer of tantalum pentoxide between two layers of perforated metal. The pentoxide layer acts as a dielectric, enabling the capacitor to store a charge of electrons. The metal layers act as the electrodes, and are connected to either side of the tantalum pentoxide layer. The tantalum pentoxide layer allows for higher levels of capacitance and voltage than other types of ceramic capacitors, which makes them an ideal choice for many high-end applications.

How Does a Tantalum Capacitor Work?

When a voltage is applied to the terminals of a tantalum capacitor, electrons are drawn to the metallic layer closest to the negative terminal. This creates a positive charge in the metal, and a negative charge in the tantalum pentoxide.The charges in the metal and the tantalum pentoxide attract each other, and electrons flow from the positive metal layer to the negative tantalum pentoxide layer. As the electrons build up on the pentoxide layer, a potential difference is created between the two terminals.As the electrons flow between the two metal layers, a current is produced. This current is known as the “leakage current”, and is measured in microamperes (uA). The lower the leakage current, the better the performance of the capacitor.

Applications of 299D226X0016DB6E3

The 299D226X0016DB6E3 capacitor, due to its high capacitance and low leakage current, is a popular choice for many portable electronic devices, such as laptops, phones, and mp3 players. It is also used in a wide range of automotive applications, such as fuel injection systems, power windows, and airbag systems.The capacitor is also used in a variety of industrial applications, ranging from power supplies for LED lighting to automated machinery. It is ideal for applications where high capacitance, low leakage current, and a long shelf life are important.

Conclusion

The 299D226X0016DB6E3 tantalum capacitor is an excellent choice for applications where size, leakage current, and shelf life are a factor. The capacitor’s thin layer of tantalum pentoxide and two metal layers enable it to store more charge than other types of capacitors, and its small size and low leakage current make it ideal for a wide range of commercial and industrial applications.

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