T491X477K006AT

Operating Temperature:	-55°C ~ 125°C
Failure Rate:	--
Features:	General Purpose
Manufacturer Size Code:	X
Lead Spacing:	--
Height - Seated (Max):	0.169" (4.30mm)
Size / Dimension:	0.287" L x 0.169" W (7.30mm x 4.30mm)
Package / Case:	2917 (7343 Metric)
Mounting Type:	Surface Mount
Lifetime @ Temp.:	2000 Hrs @ 85°C
Series:	T491
ESR (Equivalent Series Resistance):	400 mOhm
Type:	Molded
Voltage - Rated:	6.3V
Tolerance:	±10%
Capacitance:	470µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Tantalum Capacitors: T491X477K006AT Application Field and Working Principle

Tantalum capacitors are capacitors that use tantalum metal for electrodes and are typically designed for high stability and very low leakage. The T491X477K006AT capacitor is an axial capacitor that uses a solid tantalum anode and an electrolytic manganese dioxide cathode.The T491X477K006AT capacitor has a wide range of applications. It is commonly used in high current applications, such as those found in switching power supplies and in the power supplies of PCs and servers. The T491X477K006AT capacitor is also used in audio applications such as headphones, amplifiers, and speakers. It is also used in automotive applications, medical devices, and industrial electronics.The working principle of the T491X477K006AT capacitor is based on the application of the principle of electrochemical reactivity. When charge is applied to the anode and cathode, a process called polarization occurs, which causes electrons to move into a region of the device called the “capacitance”. The capacitance is a measure of how much charge can move between the anode and cathode of the capacitor. The greater the charge that can be held, the higher the capacitance value of the T491X477K006AT capacitor.The T491X477K006AT capacitor has a few advantages over other types of capacitors. For instance, it is highly reliable and its leakage current is much lower than other types of capacitors. It also features a reliable dielectric layer and is resistant to high temperatures and other environmental conditions. The T491X477K006AT capacitor also has a very low loss tangent, which means that it does not experience large voltage drops when under load.The T491X477K006AT capacitor also has some disadvantages. Firstly, it is quite expensive in comparison to other types of capacitors. Secondly, it is not suitable for high frequency applications due to its slow charge and discharge time. Finally, the T491X477K006AT capacitor does not work well in conditions of high temperature, humidity, or vibration.In conclusion, the T491X477K006AT capacitor is a reliable and high-performance capacitor suitable for a wide range of applications. Its low leakage current and high capacitance make it a great choice for high-current applications. However, it is also quite expensive in comparison to other capacitors, and it is not suitable for high frequency applications. Nonetheless, it is still a popular choice due to its reliable performance.

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