T491A104K050AT2478

Lifetime @ Temp.:	2000 Hrs @ 125°C
Failure Rate:	--
Features:	General Purpose
Ratings:	--
Manufacturer Size Code:	A
Lead Spacing:	--
Height - Seated (Max):	0.071" (1.80mm)
Size / Dimension:	0.126" L x 0.063" W (3.20mm x 1.60mm)
Package / Case:	1206 (3216 Metric)
Mounting Type:	Surface Mount
Series:	T491
Operating Temperature:	-55°C ~ 125°C
ESR (Equivalent Series Resistance):	20 Ohm
Type:	Molded
Voltage - Rated:	50V
Tolerance:	±10%
Capacitance:	0.1µF
Part Status:	Active
Packaging:	Tape & Reel (TR)

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IntroductionT491A104K050AT2478 refers to a specific type of capacitor commonly used in electronics and electrical engineering. Tantalum capacitors, sometimes referred to as capacitors, are constructed from two plates separated by a dielectric material. An electric current flowing into one plate causes electrons to move from that plate to the other. This charge difference creates an electric field across the plates, which stores energy and allows it to be released as needed.Application FieldThe specific type of capacitor represented by the T491A104K050AT2478 code is a general-purpose capacitor ideal for a broad array of applications. It is often used as part of DC power supplies, as well as in a variety of audio, video, telecom and computer-related applications. This type of capacitor is designed for use in almost all high-frequency circuits and has excellent ripple current capability. It is also particularly suited for resonant and filtering applications, and is commonly used to smooth the output of a rectifier, or to filter out switched-mode power supplies and other high-power AC signals. Thanks to its small size and high capacitance, this type of capacitor is also frequently used as a temporary filter in place of larger, costlier filter inductors, as well as for filtering out low-frequency signals.Working PrincipleThe working principle behind a tantalum capacitor is essentially the same as other types of capacitors, such as electrolytic capacitors. When an electric field is applied across two plates in a capacitor, electrons are forced to flow in one direction and away from the other, creating a charge difference on each plate. The distance between the two plates and the type of dielectric material used to separate them determines the amount of charge that can be stored. The T491A104K050AT2478 capacitor is constructed using a metal-oxide dielectric material, allowing a large capacitance in a small package.ConclusionT491A104K050AT2478 capacitors are highly versatile, making them a popular choice for a variety of power supply, audio, video, telecom and computer-related applications. Due to their small size and large capacitance, they are often used as an alternative to costlier filter inductors or to filter out low-frequency signals. The working principle behind a T491A104K050AT2478 capacitor is the same as any other capacitor, as it involves creating a charge difference between two plates to store energy and allow it to be released as needed.

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