T540D477M2R5BH86057280

Series:	KO-CAP® T540
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Capacitance:	470µF
Tolerance:	±20%
Voltage - Rated:	2.5V
Type:	Molded
ESR (Equivalent Series Resistance):	40 mOhm @ 100kHz
Operating Temperature:	-55°C ~ 125°C
Lifetime @ Temp.:	2000 Hrs @ 125°C
Mounting Type:	Surface Mount
Package / Case:	2917 (7343 Metric)
Size / Dimension:	0.287" L x 0.169" W (7.30mm x 4.30mm)
Height - Seated (Max):	0.122" (3.10mm)
Lead Spacing:	--
Manufacturer Size Code:	D
Ratings:	COTS
Features:	High Reliability

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Tantalum - Polymer Capacitors: T540D477M2R5BH86057280 Application Field and Working Principle

Tantalum - polymer capacitors are advanced electronic components that encompass a wide range of applications across various industries. It offers superior electric capacitance, long life and superior temperature performance over traditional aluminum electrolytic capacitors.The T540D477M2R5BH86057280 is a Tantalum – polymer capacitor, which is an ideal choice for power supply designs, noise filtering, energy storage and other small signal/RF applications. It is a non-polarized capacitor, meaning that it can be used in either polarity. The voltage rating for this capacitor is 5V, with load life of 2000 hours and a capacity of 47.7 μF.Tantalum – polymer capacitors are similar to regular aluminum electrolytic capacitors in that they are both components made from two metallic electrodes which are separated by a dielectric material; however, they use different materials. The tantalum capacitor, as the name implies, uses tantalum as its main electrode while the polymer capacitor uses a low-resistive polymer dielectric.The main advantage of a Tantalum – polymer capacitor is its ability to provide good performance in high-temperature, low-temperature, and high-load conditions. The high temperature performance of Tantalum – polymer capacitors is superior to traditional aluminum electrolytics, allowing them to be used in high-temperature applications such as automotive or medical electronics. Additionally, they have a low ESR (Equivalent Series Resistance), which also benefits high temperature and low current applications.The working principle of the T540D477M2R5BH86057280 is relatively straightforward. The two tantalum electrodes act as a plate capacitor and allow for the accumulation of electric charge. When a voltage is applied to the capacitor, it accumulates electric charge and stores it between the two electrodes. When the voltage is released, the stored charge is released. The dielectric insulating material, in this case, the polymer dielectric, helps to control the capacitance and minimize the leakage of electric charge.Tantalum – polymer capacitors are primarily used in applications that require the highest performance in extreme temperature conditions and applications that require the most minimal leakage of electric charge. Common applications of the T540D477M2R5BH86057280 include automotive, medical and industrial electronics, where their high temperature, low moisture absorption and low resistance characteristics are invaluable. They are also used for noise filtering and energy storage purposes.In conclusion, the T540D477M2R5BH86057280 is a reliable, robust and high-performance Tantalum – polymer capacitor, which is capable of providing superior performance in extreme temperature and load conditions. Its ability to provide high temperature and low resistance performance, as well as its minimal leakage of electric charge, make it the ideal choice for many power supply designs, noise filtering, energy storage and other small signal/RF applications.

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