TARQ105M025

Series:	TAR
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Obsolete
Moisture Sensitivity Level (MSL):	--
Capacitance:	1µF
Tolerance:	±20%
Voltage - Rated:	25V
Type:	Molded
ESR (Equivalent Series Resistance):	12 Ohm
Operating Temperature:	-55°C ~ 125°C
Lifetime @ Temp.:	--
Mounting Type:	Through Hole
Package / Case:	Axial
Size / Dimension:	0.085" Dia x 0.250" L (2.16mm x 6.35mm)
Height - Seated (Max):	--
Lead Spacing:	--
Manufacturer Size Code:	Q
Features:	General Purpose
Failure Rate:	--

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Tantalum Capacitors

In electronics, tantalum capacitors are a type of electrolytic capacitor. They are polarized capacitors with a the of an anode, a cathode and a dielectric layer made of tantalum pentoxide which offers a good electrical insulation and good chemisorption.The TARQ105M025 is one of the most commonly used tantalum capacitors. It is typically used in portable electronics, and its features include low equivalent series resistance (ESR), high capacitance levels, and low profile designs.

Application Field

The TARQ105M025 is a tantalum capacitor specially designed for applications such as disk and tape drive, digital cameras, PDAs, modems, battery pack controllers and portable audio players. Its low equivalent series resistance (ESR) ensures that the capacitor has a longer life than other types of tantalum capacitors, and its small size allows for its use in places where space is at a premium.The capacitor can also be used in power supplies and other kinds of applications where high levels of capacitance, low ESR, and a low profile design are needed. It also has excellent performance in noise filtering and signal quality improvement.

Working Principle

Tantalum capacitors work by using two layers of metal foil and a dielectric material. The metal foil layers are separated by the dielectric material, which can be made of a tantalum pentoxide. The metal foil layers act as the capacitor\'s plates, and the dielectric material masks their charges so that the charges on the two plates don\'t cancel each other out.The TARQ105M025 is an anisotropic, surface-mount tantalum capacitor, meaning that its conductors are placed on two orthogonal surfaces instead of being placed on one plane. This design significantly helps to reduce parasitic inductance and improve switching speed.When the capacitor is supplied with an electrical current, an electric field is established within the dielectric material. This electric field causes a displacement of electrons from one metal plate to the other, creating an electrostatic force. The amount of charge stored on the plates is determined by the amount of current that has been supplied. When the current stops flowing, the capacitor retains the charge until it is removed by an external force.The TARQ105M025 is able to hold a large amount of charge in a relatively small package due to its anisotropic design. Furthermore, its low equivalent series resistance (ESR) makes it suitable for applications that require high levels of current.

Conclusion

The TARQ105M025 is a tantalum capacitor used for a wide range of applications that require low-profile capacitors with high capacitance values. Its anisotropic design ensures good high-current performance, low ESR, and good signal quality in noise-sensitive applications. The capacitor is also known for its long life and high reliability.

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