T540D476M020CT8605

Operating Temperature:	-55°C ~ 125°C
Features:	High Reliability
Ratings:	COTS
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:	KO-CAP® T540
ESR (Equivalent Series Resistance):	100 mOhm @ 100kHz
Type:	Molded
Voltage - Rated:	20V
Tolerance:	±20%
Moisture Sensitivity Level (MSL):	--
Capacitance:	47µF
Lead Free Status / RoHS Status:	--
Part Status:	Active

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Tantalum-Polymer CapacitorsTantalum-Polymer capacitors are indispensable elements in modern electronics and have found a myriad of different applications due to their unique characteristics. The T540D476M020CT8605 is one of the most advanced and reliable capacitors currently available in the market, combining a tantalum anode, a polymer electrolyte, a lower ESR and extra ripple current thanks to its solid-state design.The T540D476M020CT8605 is capable of operating in a wide range of temperatures, from -55°C to +125°C, and can handle up to 1065V peak working voltage. The solid-state design ensures superior level of stability and reliability, while the tantalum anode and the polymer electrolyte keep the ESR values as low as possible and allow the capacitor to handle more current compared to other types of capacitors. Moreover, the T540D476M020CT8605 is designed to offer a long life of 10,000 hours or more, depending on the operating temperature.Like all other tantalum-polymer capacitors, the T540D476M020CT8605 is ideal for applications where low ESR, low impedance, high capacitance, long life and high current handling are required. This makes the device suitable for use in a variety of industrial, automotive, military and aerospace circuitry, such as power supplies, DC-DC converters, switch-mode power supplies, energy storage, RF systems, oscillators, etc. In addition, the T540D476M020CT8605 is also used in medical electronics, laser systems, computer motherboards and other high-reliability products due to its long life and exceptional temperature performance.The working principle of the T540D476M020CT8605 is based on the same concept used in most other types of capacitors. The device consists of two metal plates separated by an insulating material, the dielectric. When a voltage is applied to the capacitor, an electric field forms between the plates, allowing electrons to move from one plate to the other. This movement of electrons creates a charge on each plate, and the capacitance, expressed in Farads, is a measure of the amount of charge that can be stored on the plates.The reason why tantalum-polymer capacitors are a popular choice for high-reliability and high-temperature applications is due to their unique construction. The metal plates of the T540D476M020CT8605 are made from tantalum, while its dielectric is an advanced solid polymer composed of vinylidene fluoride and trifluoroethylene molecules. This combination of tantalum anode and the advanced polymer electrolyte offers several advantages compared to traditional electrolytic capacitors, such as lower leakage current and lower ESR values.In conclusion, the T540D476M020CT8605 is an advanced and reliable niobium-polymer capacitor with a solid-state design, capable of operating in a wide range of temperatures while handling high current loads. Its low ESR values, high capacitance and exceptional temperature performance make it suitable for a variety of industrial, automotive, military and aerospace applications, as well as for high-reliability products such as computer motherboards, laser systems and medical electronics.

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