TAP226K025FCS

Series:	TAP
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Capacitance:	22µF
Tolerance:	±10%
Voltage - Rated:	25V
Type:	Conformal Coated
ESR (Equivalent Series Resistance):	1.5 Ohm
Operating Temperature:	-55°C ~ 125°C
Lifetime @ Temp.:	1000 Hrs @ 85°C
Mounting Type:	Through Hole
Package / Case:	Radial
Size / Dimension:	0.276" Dia (7.00mm)
Height - Seated (Max):	0.472" (12.00mm)
Lead Spacing:	0.197" (5.00mm)
Manufacturer Size Code:	H
Features:	General Purpose
Failure Rate:	--

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Tantalum Capacitors

Tantalum capacitors are a type of capacitor which is made of tantalum and are mainly used in the circuits of medical equipments, smart phones and consumer electronics due to their robust constructions and long lifespan. The main components of a tantalum capacitor are an anode, a cathode, an electrolyte and a dielectric layer. The operation of a tantalum capacitor involves the generation of electronic charges in the electrolyte, which then moves across the dielectric to the anode or the cathode, depending on the direction of the electric field, creating a capacitance. In this article, we will discuss the application field and working principle of the TAP226K025FCS tantalum capacitor.

Application Field

The TAP226K025FCS tantalum capacitor is designed to provide high capacitance and low equivalent series resistance (ESR) in a small size. It is suitable for decoupling, coupling and filtering applications in both digital and analog circuits such as laptops, digital cameras, GPS devices, and medical equipments. The capacitor is also able to survive up to 85C operating temperature and offer voltage ratings up to 6.3V. This makes it an ideal choice for power or communication circuits that require low loss injection or ejection current to reduce EMI noise.

Working Principle

The working principle of a TAP226K025FCS capacitor involves the creation of an electric field between the anode and the cathode. This electric field creates an electrostatic field that generates a capacitance. The electrolyte between the anode and the cathode acts as an insulator, preventing any direct current (DC) conduction. The capacitor can store energy even when the voltage applied to it is zero. The value of the capacitance depends on the size, shape and construction of the capacitor. The TAP226K025FCS capacitor provides high capacitance values in small sizes, thus making it an ideal choice for applications requiring high capacitance values.

The anode of the TAP226K025FCS capacitor is a solid piece of anode material, such as tantalum or silver, which is formed in the shape of a plate or rod. The anode is oxidized to create a dielectric layer that separates it from the electrolyte. The cathode is a solid piece of conducting material, such as copper, which is formed into a plate or rod and then soaked in the electrolyte. The electrolyte is a liquid or gel that contains ions and molecules that can move freely, providing a path for electric charges to flow through the capacitor.

The electric charges in the capacitor can be manipulated to control the amount of capacitance. For example, when a voltage is applied to the capacitors, the electric charges will move across the dielectric from the anode to the cathode, resulting in the capacitance increasing. Conversely, when the voltage is removed, the electric charges will move back to the anode, resulting in the capacitance decreasing. The amount of charge that the capacitor can hold is proportional to the size of the capacitor.

The TAP226K025FCS capacitor is designed to provide high capacitance and low equivalent series resistance (ESR) in a small size. This makes it an ideal choice for a wide range of applications in both digital and analog circuits. Its ability to survive up to 85C operating temperature and voltage ratings up to 6.3V make it suitable for power or communication circuits that require low loss injection or ejection current. Its solid construction and long lifespan make it a reliable solution for medical, consumer electronics and smart phone circuits.

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