T520D477M004ATE012

Operating Temperature:	-55°C ~ 105°C
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 @ 105°C
Series:	KO-CAP® T520
ESR (Equivalent Series Resistance):	12 mOhm @ 100kHz
Type:	Molded
Voltage - Rated:	4V
Tolerance:	±20%
Capacitance:	470µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Tantalum - polymer capacitors are an increasingly popular type of capacitor that use a complex chemical process to create exceedingly thin layers of tantalum-polymer. They are incredibly compact, have a much lower voltage drop than traditional capacitors, and have higher levels of reliability and the ability to store much more charge than traditional capacitors. T520D477M004ATE012 is a type of tantalum-polymer capacitor, combining the advantages of tantalum and polymer capacitors into one device. This capacitor is especially well suited for use in a wide variety of applications, including consumer electronics and smartphones. The T520D477M004ATE012 capacitor is able to offer a great deal of energy in a very small package due to its use of tantalum-polymer thin films. This thin film gives it a much smaller form factor than other types of capacitors, allowing for a more efficient use of space in various applications. Additionally, the use of the tantalum-polymer thin film also means that the charge on the capacitor is more stable over a wider range of temperature. The main advantage of the T520D477M004ATE012 capacitor is its low voltage drop. This means that the voltage across the device will remain at a steady level during charging and discharging cycles. This is especially important in applications such as mobile phones and tablets, where power supply stability is of paramount importance.In order to understand the working principle of the T520D477M004ATE012 capacitor, it is important to first understand the basic structure of a tantalum-polymer capacitor. This capacitor is composed of a thin sheet of tantalum-polymer, on which a layer of titanium oxide is deposited. This layer of titanium oxide acts as an insulating layer, preventing any direct charge from passing through the capacitor. When an electrical current is applied, the titanium oxide layer prevents the current from directly crossing the capacitor. Instead, the charge is stored in the capacitor and is able to be released by a controlled discharge. This allows the capacitor to store up energy and then discharge it at a later time.The T520D477M004ATE012 capacitor is able to offer a great deal of energy in a very small package, making it ideal for use in applications that require a high level of energy efficiency. Additionally, the use of the tantalum-polymer thin film ensures that the charging and discharging cycles of the capacitor are very consistent. This makes it perfect for applications such as mobile phones and tablets, where reliable power supply stability is essential.

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