T491B225K020AT4380

Lifetime @ Temp.:	2000 Hrs @ 125°C
Failure Rate:	--
Features:	General Purpose
Ratings:	--
Manufacturer Size Code:	B
Lead Spacing:	--
Height - Seated (Max):	0.083" (2.10mm)
Size / Dimension:	0.138" L x 0.110" W (3.50mm x 2.80mm)
Package / Case:	1411 (3528 Metric)
Mounting Type:	Surface Mount
Series:	T491
Operating Temperature:	-55°C ~ 125°C
ESR (Equivalent Series Resistance):	3.5 Ohm
Type:	Molded
Voltage - Rated:	20V
Tolerance:	±10%
Capacitance:	2.2µF
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Tantalum Capacitors

Tantalum capacitors are a type of polarized capacitor, usually made of two conducting plates separated by an insulating oxide layer. This oxide layer can be made of different materials depending on the application field and working principle of the capacitor. One of the most popular and widely used tantalum capacitors is the T491B225K020AT4380, which is mainly used in the field of automotive and industrial electronics.The T491B225K020AT4380 is a small surface-mount capacitor with a five-volt (5V) rating and 3.2 microfarad (μF) capacitance at 50V. Its temperature range is from -55°C to +125°C and its ripple current rating is 4.5A. It is typically used in applications that require filtering and energy storage.The T491B225K020AT4380 works on the principle of electrostatic energy storage. When a voltage is applied to the capacitor, electric field is generated between the two plates, leading to the formation of a static potential difference. This potential difference across the capacitor causes electric charge to flow through it, and eventually causes it to store energy.The T491B225K020AT4380 also has a relatively low equivalent series resistance (ESR), making it well suited for applications where unusually low power dissipation and high frequency ripple current is necessary. It also has a high volumetric efficiency, meaning it is able to store relatively large amounts of energy in a small package.The T491B225K020AT4380 is popularly used in automotive and industrial electronic applications because of its small size and high temperature performance. Its high ripple current rating and low ESR make it suitable for power distribution and filtering systems in electric vehicles, and its high volumetric efficiency makes it ideal for use in integrated circuits and feedback systems. Its small size also makes it suitable for applications where space is limited.In summary, the T491B225K020AT4380 is a practical and reliable choice for a wide range of applications. Its small size and high temperature performance make it popular in automotive and industrial electronics, and its efficient energy storage and high ripple current rating makes it ideal for electric vehicles and integrated circuits.

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