T491D475M050ATAUTO

Lifetime @ Temp.:	2000 Hrs @ 125°C
Failure Rate:	--
Features:	General Purpose
Ratings:	AEC-Q200
Manufacturer Size Code:	D
Lead Spacing:	--
Height - Seated (Max):	0.122" (3.10mm)
Size / Dimension:	0.287" L x 0.169" W (7.30mm x 4.30mm)
Package / Case:	2917 (7343 Metric)
Mounting Type:	Surface Mount
Series:	T491
Operating Temperature:	-55°C ~ 125°C
ESR (Equivalent Series Resistance):	1.2 Ohm
Type:	Molded
Voltage - Rated:	50V
Tolerance:	±20%
Capacitance:	4.7µF
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

T491D475M050ATAUTO capacitors are part of a family of tantalum capacitors that have come to be known for their outstanding performance and reliability. They are used in a variety of digital and analog electronics applications including: switching power supplies, automotive energy management systems, portable electronics, laptop computers, and Wi-Fi-enabled devices. This paper will discuss the application field and working principle of T491D475M050ATAUTO capacitors.

Tantalum Capacitors

Tantalum capacitors are a type of electrolytic capacitor that uses tantalum as its anode. They are typically polarized capacitors, meaning they have positive and negative terminals and must be connected the correct way around or they will fail. Tantalum capacitors offer some unique advantages when compared to other types of capacitors. One of the most prominent advantages is their large capacitance in a very small space, making them highly attractive for use in portable and handheld electronics applications. Furthermore, they are relatively low cost and have a low profile, making them an attractive choice for a variety of applications.

Working Principle

The working principle of T491D475M050ATAUTO capacitors is fairly straightforward. Like other electrolytic capacitors, these components work by storing an electric charge in a thin electrolyte film on one of the electrodes. The charge is stored in this film until a voltage is applied, at which point it discharges. The electrolyte film is typically very thin, often less than 1 micron in width. This means that T491D475M050ATAUTO capacitors can store a lot of charge in a very small package, enabling them to deliver a high capacitance in a low profile design.The other major part of the working principle of T491D475M050ATAUTO capacitors is the fact that they are polarized components. This means that the positive and negative terminals must be connected to the correct terminals of the circuit in order for the capacitor to operate correctly. Failure to do this can result in damage to the capacitor, as well as other components in the circuit.

Applications

Applications for T491D475M050ATAUTO capacitors are diverse, with the components being used in a wide range of digital and analog electronics designs. They are often used in portable and handheld electronics, such as laptop computers and Wi-Fi-enabled devices, due to their relatively small profile and high capacitance. They are also often used in switching power supplies, as the high capacitance makes them an ideal choice for use in digital circuits. In automotive energy management systems, they can be used to optimize the voltage and current flow in the system, improving efficiency and reducing power losses.

Conclusion

T491D475M050ATAUTO capacitors are a type of tantalum capacitor that offers a high capacitance in a small volume. This makes them an attractive choice for use in digital and analog electronics designs, especially those in the field of portable electronics. Furthermore, they are polarized components and must be properly connected to the circuit to work properly. Their application fields range from switching power supplies to automotive energy management systems, and they offer a unique advantage in terms of performance and reliability.

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