T491D226M025AT

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 @ 85°C
Series:	T491
ESR (Equivalent Series Resistance):	800 mOhm
Type:	Molded
Voltage - Rated:	25V
Tolerance:	±20%
Capacitance:	22µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Tantalum capacitors are one of the most widely applied types of capacitors due to their relatively small size, high capacitance, and excellent performance characteristics. The T491D226M025AT is a specific model of tantalum capacitor that has been designed specifically for demanding applications and is highly reliable, making it a viable solution for a variety of uses and applications.This capacitance device consists of two metal plates (also known as electrodes) that are separated by a thin layer of dielectric material. This dielectric material can be either an electrolyte solution or a dielectric material such as a ceramic, film or solid electrolyte. The metal plates conduct electric current, while the dielectric material acts as an insulator which stores the electric charge from the movement of the electrons.The T491D226M025AT tantalum capacitor features a dry, non-polarized design with a high volumetric efficiency. This means that it has a large capacitance in a small package. It also has a low ESR (equivalent series resistance) and high stability over a wide range of operating conditions, making it ideal for use in demanding electronic applications. Its small size and high capacitance also make it suitable for use in a range of different applications, such as automotive, computer, telecommunications, and other industrial and medical applications.Although it is relatively small, the T491D226M025AT is usually rated at a maximum of 25 volts and comes with an extended temperature range. This makes it suitable for use in environments with extreme temperatures or vibrations. It also has a low impedance, meaning that it can handle high volts and low currents, making it a good choice for use in circuits with high power densities or pulsed applications.When it comes to its working principle, the T491D226M025AT works by passing an electrical current through the two metal plates (electrodes). This charge causes a shift in the electric potential of the two plates, which in turn induces an opposite electric field in the dielectric material. This opposite electric field acts as a barrier and prevents the electrons from passing through the dielectric. When the voltage across the electrodes reaches a certain level, the capacitor becomes charged and can retain this charge for a certain period of time.The T491D226M025AT is widely used in many applications such as motor control, power supply circuits, as well as pulse power supplies. It is also highly reliable, making it a great choice for demanding applications where performance and reliability are paramount.In conclusion, the T491D226M025AT is an excellent choice for use in a range of demanding applications. It has high capacitance in a small package, low ESR, and extended temperature range, making it suitable for use in a range of conditions and environments. It also has low impedance and is highly reliable, making it an ideal choice for high power density applications as well as pulsed applications.

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