550D127X9010R2T

Lifetime @ Temp.:	1000 Hrs @ 125°C
Failure Rate:	--
Features:	General Purpose
Ratings:	--
Manufacturer Size Code:	R
Lead Spacing:	--
Height - Seated (Max):	--
Size / Dimension:	0.289" Dia x 0.686" L (7.34mm x 17.42mm)
Package / Case:	Axial
Mounting Type:	Through Hole
Series:	TANTALEX®, 550D
Operating Temperature:	-55°C ~ 125°C
ESR (Equivalent Series Resistance):	--
Type:	Hermetically Sealed
Voltage - Rated:	10V
Tolerance:	±10%
Capacitance:	120µF
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Introduction to Tantalum Capacitors

A tantalum capacitor is a type of electrolytic capacitor, a component of electronic circuits. It consists of a pellet of tantalum metal as an anode, covered by an insulating oxide layer that forms the dielectric layer, surrounded by liquid or solid electrolyte as a cathode. The electrolytic capacitor differs from other capacitors in that the electrolyte serves as one of the plates of the capacitor, thus increasing the capacitance significantly.Tantalum capacitors are widely used due to their small size, high capacitance, low equivalent series resistance (ESR), and low leakage. They are especially popular in portable and handheld electronics due to their Miniaturized size and reliability as well as their good high-frequency characteristics; however, high cost and limited availability restrict their widespread use in most applications compared to other types of capacitors.

The 550D127X9010R2T Application Field and Working Principle

The 550D127X9010R2T is a tantalum capacitor designed for general purpose applications. It is a small component with low leakage and ESR, making it ideal for applications such as bypass and decoupling capacitors.Its working principle is based on the same electrochemical reaction that occurs in all electrolytic capacitors. That is, the oxide layer serves as the dielectric between the anode (which is made of a pellet of tantalum metal) and the electrolyte (which may be liquid or solid). When a voltage is applied to the capacitor, an electric field occurs. This causes a layer of oxide to be formed on the pellet of tantalum, which serves as the dielectric layer. This layer of oxide is extremely thin, allowing for a very large capacitance even in a relatively small package.The ESR of the 550D127X9010R2T is very low; this is due to the solid electrolyte used in the capacitor. This makes it particularly suitable for high frequency applications such as filters and timing circuits. The capacitor also has a low leakage current, which is thanks to the high purity of the tantalum powder used in its construction.In summary, the 550D127X9010R2T is a reliable and efficient tantalum capacitor that is suitable for a wide range of applications. Its low ESR and leakage make it ideal for use in high-frequency, low-power applications, such as filters and timing circuits. Its small size make it ideal for use in portable and handheld electronics.

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