T495D685K050ZTE300

Operating Temperature:	-55°C ~ 125°C
Failure Rate:	--
Features:	General Purpose
Ratings:	--
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
Lifetime @ Temp.:	2000 Hrs @ 125°C
Series:	T495
ESR (Equivalent Series Resistance):	300 mOhm @ 100kHz
Type:	Molded
Voltage - Rated:	50V
Tolerance:	±10%
Capacitance:	6.8µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Introduction: The T495D685K050ZTE300 Tantalum Capacitor

The T495D685K050ZTE300 tantalum capacitor is a type of electronic component used in circuit designs that require a capacitor with a large capacitance but with a very small footprint. This style of capacitor was first developed in the early twentieth century for military applications, and is now widely used in a variety of applications in consumer electronics and the aerospace industry. This type of capacitor is made from a material known as tantalum pentoxide, which is a highly conductive material with a high dielectric constant. The capacitor is typically wrapped in a moisture-resistant coating and is often used in conditions where moisture, temperature, and vibration may change.

Application Field

The T495D685K050ZTE300 tantalum capacitor is particularly well suited for use in high-density applications due to its small size and high capacitance rating. It is also often used in consumer electronics, due to its excellent performance in low temperatures. This type of capacitor is also used in a range of industrial, military, and aerospace applications, including power-supply designs, medical implants, and automotive applications.The small size of the T495D685K050ZTE300 tantalum capacitor makes it a particularly popular choice for use in board-level designs, as it can provide a significant reduction in overall board size. Additionally, since this style of capacitor is well-suited for use in applications where temperature, moisture, and vibration can vary, it can enable applications to remain operational in even the most challenging environmental conditions.

Types of T495D685K050ZTE300 Tantalum Capacitor

The T495D685K050ZTE300 tantalum capacitor is available in two different types: the solid tantalum and the wet tantalum. The solid tantalum capacitor is a monolithic structure, where the electrodes and the dielectric are the same material. This type of capacitor is advantageous due to its excellent temperature stability, making it an ideal choice for high-temperature applications. It is also well-suited for use in medical implants, due to its non-toxic and non-flammable properties. Additionally, the solid tantalum capacitor provides excellent reliability and stability over a wide range of conditions. In contrast, the wet tantalum capacitor is composed of a container filled with liquid electrolyte, which is sealed with an insulating material. This type of capacitor has a much lower capacitance rating than the solid tantalum version, making it less suitable for use in high-density applications. The wet tantalum capacitor also has poorer temperature stability than the solid version, making it more suitable for low-temperature applications. Despite its downsides, the wet tantalum capacitor is still a popular choice for many applications due to its low cost and excellent frequency stability.

Working Principle

The T495D685K050ZTE300 tantalum capacitor works on the principle of electrochemical double layer formation. When a voltage is applied to two conducting surfaces, one of them becomes positively charged and the other negatively charged. This will create two layers of charge on the surface of each electrode, known as the double layer. The thickness of the double layer determines the capacitance of the capacitor, which can be used to store energy or as part of a filter circuit. The T495D685K050ZTE300 tantalum capacitor is constructed using a dielectric material known as tantalum pentoxide, which has a higher dielectric constant than other materials. This allows for a much higher capacitance rating than can be achieved with other types of materials. Additionally, the construction of the capacitor also allows for very low equivalent series resistance (ESR) ratings, which can be very beneficial in noise-sensitive applications.

Conclusion

The T495D685K050ZTE300 tantalum capacitor is widely used in high-density applications due to its small size and high capacitance rating. It is available in two different types: the solid tantalum and the wet tantalum, each of which is suited for different applications. The T495D685K050ZTE300 tantalum capacitor works on the principle of electrochemical double layer formation, where the two layers of charge on the surface of each electrode can be used to store energy or as part of a filter circuit. It is also well-suited for use in a variety of military, aerospace, and consumer electronics applications due to its excellent temperature stability and low ESR, making it a popular choice for many applications.

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