T491B225K025AT Capacitors

Operating Temperature:	-55°C ~ 125°C
Failure Rate:	--
Features:	General Purpose
Manufacturer Size Code:	B
Lead Spacing:	--
Height - Seated (Max):	0.083" (2.10mm)
Size / Dimension:	0.138" L x 0.110" W (3.50mm x 2.80mm)
Package / Case:	1411 (3528 Metric)
Mounting Type:	Surface Mount
Lifetime @ Temp.:	2000 Hrs @ 85°C
Series:	T491
ESR (Equivalent Series Resistance):	4.5 Ohm
Type:	Molded
Voltage - Rated:	25V
Tolerance:	±10%
Capacitance:	2.2µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Tantalum Capacitors

Tantalum capacitors are an important type of capacitor that are used in many different types of applications. They are usually used as electrical filters, temporary storage of energy, and as oscillators. T491B225K025AT, also known as tantalum capacitors, are a type of capacitor that offer high capacitance and have a low ESR (equivalent series resistance).T491B225K025AT is a type of polymer tantalum capacitor and is available in four different sizes (A, B, C, and D). It has a very small size, making it an ideal choice for applications where space is limited. The capacitor has an operating temperature range of -55°C to 125°C and an ESR of 25 mΩ. The nominal voltage is 25V and the voltage rating is 2.5V.The most important feature of T491B225K025AT is its very low ESR which results in very low losses when compared to other capacitors. This makes it a great choice for use in high-frequency electronic circuits where power efficiency is important. It is also used in the design and construction of high-speed electronic systems, as the low ESR means less for the system to dissipate, reducing the amount of energy lost due to heat.The working principle of T491B225K025AT is very simple. Like all capacitors, they work by storing an electrical charge and transferring that charge to other components when needed. The capacitor is made up of two electrical plates separated by an insulating material, usually a dielectric. When a voltage is applied across the plates, a charge is transferred between them, resulting in an electric field.The amount of charge stored is directly proportional to the size of the capacitor and the amount of voltage applied. The lower the ESR, the better the performance of the capacitor and the less the amount of power lost in the form of heat.T491B225K025AT capacitors are widely used in various applications, such as audio equipment, robotics, power supplies, medical instruments, automotive sensors, and communication systems. With its small size and low ESR, it makes it an excellent choice for these applications.In summary, T491B225K025AT is a type of tantalum capacitor with a low ESR, making it ideal for high-speed electronic systems where power efficiency is important. It is also useful in a wide variety of applications due to its small size and low ESR. Furthermore, its working principle is based on the fundamental principle of capacitors, where an electric charge is stored and transferred between the capacitor plates when required.

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