T494A225M020AT Capacitors

Manufacturer Size Code:	A
Features:	General Purpose
Failure Rate:	--
Series:	T494
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Capacitance:	2.2µF
Tolerance:	±20%
Voltage - Rated:	20V
Type:	Molded
ESR (Equivalent Series Resistance):	4 Ohm
Operating Temperature:	-55°C ~ 125°C
Lifetime @ Temp.:	2000 Hrs @ 125°C
Mounting Type:	Surface Mount
Package / Case:	1206 (3216 Metric)
Size / Dimension:	0.126" L x 0.063" W (3.20mm x 1.60mm)
Height - Seated (Max):	0.071" (1.80mm)
Lead Spacing:	--

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Introduction of Tantalum Capacitors

Tantalum capacitors are the most commonly used electrolytic capacitors because of their relatively small size and cost effectiveness. They are typically used in switch-mode power supplies, personal computers, electronic ballast, and cell phones. Tantalum capacitors have some unique properties as compared to other capacitors such as a high capacitance-to-volume ratio, high operating temperature, high self-healing characteristics, low leakage current, and low equivalent series resistance (ESR).

T494A225M020AT

T494A225M020AT is a type of Tantalum capacitor. This model is a 22uF 20V capacitor, which allows it to be used in a relatively high-power application. It is designed to provide consistent performance across a wide temperature range, making it a great choice for applications where temperature variations may occur. Additionally, it is a hermetically sealed part, meaning it is capable of withstanding harsh environmental conditions.

Application Field of T494A225M020AT

Due to its unique characteristics, T494A225M020AT is widely used in various applications. It can be used as a decoupling capacitor in power supply systems, audio circuits, and low-noise amplifiers. It is also important for energy-storage applications, such as in voltage regulators, DC-DC converters, RF amplifiers, and power management systems. Additionally, it performs well in high-voltage circuits, such as in supply voltage, capacitive discharge ignition, and high-power motor drive applications.

Working Principle of T494A225M020AT

T494A225M020AT is a polarized capacitor, meaning it has two electrical poles and is made up of two electrodes. One of them is a positive pole, or anode, and the other a negative pole, or cathode. The two poles are connected to a dielectric material, which is usually a solid or liquid electrolyte.When a voltage is applied to the electrodes, an electric field is created across the dielectric material, which causes an electric charge to flow from one electrode to the other. This charge builds up until the energy stored in the electric field is equal to the energy stored in the capacitor. This stored energy can then be used to power devices, or to store energy for later use.

Conclusion

T494A225M020AT is a type of Tantalum capacitor that offers a wide range of advantages, including a high capacitance-to-volume ratio, high operating temperature, high self-healing characteristics, low leakage current, and low equivalent series resistance (ESR). Due to its unique properties, it can be used in a wide variety of applications, such as decoupling capacitors, voltage regulators, DC-DC converters, RF amplifiers, and power management systems. Additionally, it works on a simple principle, allowing electrical charge to build up between two electrodes when a voltage is applied across a dielectric material.

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