T491C156M016AT2478

Lifetime @ Temp.:	2000 Hrs @ 125°C
Failure Rate:	--
Features:	General Purpose
Ratings:	--
Manufacturer Size Code:	C
Lead Spacing:	--
Height - Seated (Max):	0.110" (2.80mm)
Size / Dimension:	0.236" L x 0.126" W (6.00mm x 3.20mm)
Package / Case:	2312 (6032 Metric)
Mounting Type:	Surface Mount
Series:	T491
Operating Temperature:	-55°C ~ 125°C
ESR (Equivalent Series Resistance):	1.6 Ohm
Type:	Molded
Voltage - Rated:	16V
Tolerance:	±20%
Capacitance:	15µF
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

T491C156M016AT2478 is a family of tantalum capacitors that are very versatile. Their wide range of applications, working principles and superior performance make them suitable for use in a variety of applications. This article explores the application fields and working principles of T491C156M016AT2478 capacitors.

Tantalum Capacitors

Tantalum capacitors are highly reliable components used in a variety of electronic applications. They are a type of electrolytic capacitor that utilizes the element tantalum for its plates and an electrolyte solution as the dielectric material. The tantalum plate is then polarized to create the capacitance between the plates. Tantalum capacitors are available in both wet and dry versions. The wet versions have electrolytic solutions and are mainly used in high-frequency applications such as radio frequency and switch mode power supplies. The dry versions have chemical electrolytes and they are mainly used in large voltage applications such as DC power supplies. The main advantage of tantalum capacitors is their much higher frequency response than other types of capacitors.

Application Fields of T491C156M016AT2478

T491C156M016AT2478 capacitors are highly versatile and can be used in a variety of applications. These capacitors are mainly used in high-frequency applications such as radio-frequency systems, instrumentation, satellite systems, laser and radar technology, and automotive applications. They are also ideal for use in switching power supplies, high current carrying circuits, and DC-to-DC conversion and regulation circuits. The T491C156M016AT2478 capacitors offer excellent reliability and can handle high voltage peaks. They are suitable for use in audio and video systems, broadcast, and telecommunications equipment and computer peripherals. They are also ideal for industrial electronics, medical equipment, and life support systems.

Working Principle

T491C156M016AT2478 capacitors use a conductive metallized tantalum powder formed into the shape of a rod, an electrolyte solution, and a pressure-sensitive sealing process to form a solid electrically conductive body. The electrodes are formed by the resistor-type electrodes that are formed by heating and pressing the metallized tantalum power rod to form a dielectric layer. The electrolyte solution is then applied to the electrodes to form a capacitor. The capacitor is then subjected to a pressure-sensitive sealing process that creates an impermeable barrier between the two electrodes. This creates a hermetic seal that prevents the electrolyte from evaporating, and it also serves to stabilize the capacitance. The capacitance is the amount of charge stored in the capacitor for a given voltage. The higher the capacitance, the more charge can be stored.

Conclusion

In conclusion, T491C156M016AT2478 capacitors are versatile and reliable components that are suitable for a wide variety of applications. They are mainly used in high-frequency applications and have a hermetically sealed body that allows them to retain their capacitance rating even under extreme environmental conditions. The working principle involves the formation of electrodes, the application of the electrolyte, and the use of a pressure-sensitive sealing process.

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