T494D476M025AT Capacitors

Operating Temperature:	-55°C ~ 125°C
Failure Rate:	--
Features:	General Purpose
Manufacturer Size Code:	D
Lead Spacing:	--
Height - Seated (Max):	0.122" (3.10mm)
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 @ 125°C
Series:	T494
ESR (Equivalent Series Resistance):	200 mOhm
Type:	Molded
Voltage - Rated:	25V
Tolerance:	±20%
Capacitance:	47µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Tantalum CapacitorsTantalum capacitors are increasingly becoming an integral part of advanced electrical and electronic assemblies. This is because these capacitors are based on a reliable solid tantalum electrolyte, and therefore more reliable than their traditional electrolytic counterparts. Furthermore, tantalum capacitors are more robust than ceramic capacitors, and are therefore much better suited for use in a wide range of consumer electronics and high power applications. The T494D476M025AT is a perfect example of these advanced tantalum capacitors, and in this article we will discuss the application fields and working principle of this device.The T494D476M025AT is designed for use in consumer electronic devices such as cell phones, laptops, and other miniature circuits. It is a miniaturized, surface-mount, tantalum-based capacitor that offers reliable performance and high capacitance values, even in high-power applications. The device operates over a wide temperature range and can withstand temperatures of up to 125°C. It is an SMD (Surface Mount Device) type and has an operating voltage of 25 volts.The working principle of the T494D476M025AT is based on the electrolytic nature of tantalum. The capacitor consists of two thin plates of high purity tantalum, separated by a thin membrane of electrolyte. The two plates are connected to each other via two electrodes. When a voltage is applied to the electrodes, electric current passes through the electrolyte and creates an electric field between the two plates. This electric field creates an electrostatic energy, which stores energy in the form of an electric field between the two plates.The amount of energy stored in this electric field is proportional to the capacitance of the capacitor. The larger the capacitance of the capacitor, the more energy it can store. The capacitance of the T494D476M025AT is around 4.7µF, which is sufficient to power a wide range of consumer electronic devices.The T494D476M025AT is also used in high-power applications. In these applications, a large amount of energy is required to operate the device and the capacitance of the capacitor must be sufficiently high to be able to store that energy. The device has a high breakdown voltage rating, which allows it to handle voltages of up to 25 volts. This makes it suitable for high-power applications.Tantalum capacitors such as the T494D476M025AT are highly reliable and offer excellent performance in many different applications. They are rugged, temperature resistant and offer high capacitance values even in high-power applications. Furthermore, they are highly economical and therefore provide a cost-effective solution to a wide range of electrical and electronic applications.

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