550D127X9010R2B

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:	Bulk

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Tantalum CapacitorsTantalum capacitors are the most widely used type of electrochemical capacitors, featuring high capacitance and small size. In many applications, a tantalum capacitor can provide higher capacitance and better reliability than an electrolytic capacitor working at the same voltage and temperature.The specific model of tantalum capacitor in question is the 550D127X9010R2B. This capacitor is a molded type containing a solid tantalum electrolytic capacitor composed of an anode, a solid electrolyte, and a cathode. It is a surface mount device with a 2.2mm x 1.4mm profile, and produces capacitance of 12.7µF at a working voltage of 10V. As such, it is ideal for use in surface mount applications with tight space requirements.The tantalum capacitor works in much the same way as other types of capacitors, forming an electric field between its two electrodes. This electric field stores energy that can be released when necessary. In a tantalum capacitor, the anode is made from a thin tantalum foil coated with a titanium oxide barrier layer, while the cathode is composed of an electrolyte-soaked porous anode, usually manganese dioxide.When the capacitor is connected to an external voltage source, such as a battery or a dc power supply, electrons flow from the positive terminal of the voltage source to the negative terminal of the capacitor. This causes ions in the electrolyte to be attracted to the anode, where they are deposited and form an ultra-thin oxide film. This oxide film acts as a dielectric material between the anode and the cathode, allowing electric charges to accumulate and store energy.Due to its small size and high capacitance, the 550D127X9010R2B is particularly well-suited for use in power electronics, signal processing, and pulsed power applications. It is also an ideal choice for decoupling, smoothing, and filtering, as its low equivalent series resistance (ESR) ensures minimal ripple on the voltage output.In summary, the 550D127X9010R2B tantalum capacitor is an excellent choice for applications requiring a small size and high capacitance. Its low ESR allows for low ripple and excellent noise filtering, making it ideal for power electronics, signal processing, and pulsed power applications.

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