T521D476M016ATE0407280

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.:	--
Series:	KO-CAP® T521
ESR (Equivalent Series Resistance):	40 mOhm @ 100kHz
Type:	Molded
Voltage - Rated:	16V
Tolerance:	±20%
Capacitance:	47µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Tantalum - Polymer Capacitors

Tantalum and polymer capacitors are a special type of electrical storage capacitor. They are used to filter and store energy, usually electricity, in electronic circuits. This type of capacitor is made up of a metallic and a polymer layer, often of tantalum and an insulator. The capacitance value of this device is created by the electric field between the two layers. The dielectric material insulates the internal layers from each other and increases the breakdown voltage of the device.The T521D476M016ATE0407280 polymer capacitor is a tantalum electrolytic capacitor with capacitance of 4.7 μF and working voltage of 6.3 VDC. It has a max ripple current of 12 μA and a ESR of 31 mΩ. The dimensions of the capacitor are 5.2 × 5.2 × 6.8 mm (LxWxH) and the weight is just 0.53 g. This type of capacitor is particularly suitable for use in high frequency applications such as automotive electronics, white goods and laptop industry, because of its small size and low equivalent series resistance (ESR).This type of capacitor is called a "wet capacitor" because of its special construction. This construction consists of two layers of a conductive material separated by a dielectric. The two layers of the capacitor are usually separated by a thin coating of tantalum oxide. This oxide acts as an interface between the layers and prevents electrical leakage.As far as performance is concerned, the T521D476M016ATE0407280 capacitor provides a good ripple current and a high-frequency performance. It is also resistant to heat and to soldering. This type of capacitor also exhibits excellent temperature stability. In addition, this capacitor is also resistant to reverse voltage and high-frequency spikes, making it suitable for operation in high-temperature and vibration environments. This is why these capacitors are used in electric cars and wireless modules.The working principle behind this type of capacitor is quite simple. When an external voltage is applied, a charge is stored between the two metallic layers of the capacitor. When the applied voltage is stopped, the capacitance of the device is measured. The capacitance value is determined by the volume of the two layers. This value will vary depending on the application since the layers of the capacitor can be arranged in different configurations.Tantalum - Polymer Capacitors have many advantages over other types of capacitors- mainly that they are smaller in size, have high impedance, and low temperature coefficients. They are also highly sensitive and require very little power to operate. This type of capacitor is widely used for power management applications in products such as computers, cell phones, and digital media players.In conclusion, T521D476M016ATE0407280 capacitor is a type of wet tantalum electrolytic capacitor with. It is widely used in electronic devices due to its high capacitance, small size, and low ESR. This type of capacitor is ideal for high frequency and temperature stability applications, and its robust construction makes it suitable for operation in high-temperature or vibration environments.

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