T491C476K006AT4838

Lifetime @ Temp.:	2000 Hrs @ 125°C
Failure Rate:	--
Features:	General Purpose
Ratings:	--
Manufacturer Size Code:	C
Lead Spacing:	--
Height - Seated (Max):	0.110" (2.80mm)
Size / Dimension:	0.236" L x 0.126" W (6.00mm x 3.20mm)
Package / Case:	2312 (6032 Metric)
Mounting Type:	Surface Mount
Series:	T491
Operating Temperature:	-55°C ~ 125°C
ESR (Equivalent Series Resistance):	1.5 Ohm
Type:	Molded
Voltage - Rated:	6.3V
Tolerance:	±10%
Capacitance:	47µF
Part Status:	Active
Packaging:	Tape & Reel (TR)

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T491C476K006AT4838 is classified under Tantalum Capacitor range and is a popular choice for high frequency DC-DC converters and power management designs. Its construction and electrical characteristics make it suitable for many electronics applications such as mobile phones, computers and various other small hand-held devices. A tantalum capacitor is a type of electrolytic capacitor, which is made up of two alternating layers of tantalum throughout. Inside a typical case, anode is a pressed powder electrolytic of tantalum and the cathode is a sheet of porous coductor. The case is made of manganese dioxide, and the anode plate is then tightly wrapped with a polymer case around it. A tantalum capacitor is essentially a small storage device for current, similar to a small battery. There are two types of tantalum capacitors, which are electrical based on the chemical composition and structure. The first one is the solid tantalum capacitor, which are made of a solid pellet of tantalum with a conductive chemical coating , while the second one is the wet tantalum capacitor, which consists of a tantalum powder with liquid electrolyte and a conductive interior coating. The working principle of a tantalum capacitor is based on the ability to transfer electric charges between a cathode and an anode of its structure. When the cathode is connected to a negative voltage source and the anode is connected to a positive one, the electric charges are transferred from the cathode to the anode due to the electric filed created between them. This is known as the capacitive coupling effect.In the case of a T491C476K006AT4838, since the cathode and anode plates of the device are alternatingly laid one on another, the charge storage capability of the capacitor is increased. The electric charges accumulate inside the capacitor with the help of the dielectric medium that\'s present between the two plates. Due to its highly reliable and durable construction, the T491C476K006AT4838 is a popular choice for high frequency DC-DC converters, power management designs and switching power supplies. It is also used in many consumer electronics applications such as in cell phones and computers. This is because its unique construction combined with its high reliability and stability, makes it an ideal choice for such applications. The T491C476K006AT4838 offers some unique advantages. It has a very low equivalent series resistance (ESR) which allows for superior noise reduction, improved ripple suppression and higher output power. Its high reliability makes it also ideal for extended temperature ranges, thus making it suitable for extreme temperature operations. Finally, the T491C476K006AT4838 is extremely affordable and economical compared to other tantalum capacitor types. Its affordable pricing and versatile range of applications, make it the capacitor of choice for many engineers and designers.

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