T491B335M025AT4280

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:	25V
Tolerance:	±20%
Capacitance:	3.3µF
Part Status:	Active
Packaging:	Tape & Reel (TR)

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Tantalum Capacitors

Tantalum capacitors, also known as tantalum electrolytic capacitors, are electrical devices that store electrical energy in the form of an electrostatic field. The capacitors consist of a thin layer of metal oxide, typically tantalum oxide, that is deposited onto the surface of a metal or other conductor.The T491B335M025AT4280 is a type of tantalum capacitor that consists of two plates, with a metal oxide layer in between. The metal oxide layer is made of tantalum, a metal that has an excellent ability to withstand high temperatures, corrosion, and electrical leakage. This metal oxide layer acts as a dielectric, which is an electrical insulator, allowing electric charge to be stored on the capacitor. The metal oxide layer also provides a dielectric constant that is higher than the one provided by air, giving the capacitor its unique characteristics.The T491B335M025AT4280 has a capacitance of 335 microfarads, with a maximum operating voltage of 25V. This type of capacitor is typically used in applications requiring high capacitance values and voltage ratings. It is also used in applications that require stability over a wide temperature range, as it has an excellent thermal stability and low temperature coefficient.The T491B335M025AT4280 has a variety of uses, including power supplies, converter power electronics, and other high-frequency circuits. It is also used in automotive electronics, as the high reliability of the capacitor makes it suitable for this application.The working principle of the T491B335M025AT4280 is based on a “charge-depletion” mechanism. When a current flows through the capacitor, the charge on the metal oxide layer is depleted, and as the depletion progresses, the capacitance decreases. When the current stops flowing, the charge is replenished and the capacitance is restored. This type of capacitor is also able to self-regulate or discharge its own charge, allowing it to retain its capacitance over an extended period of time.The T491B335M025AT4280 is a reliable, high-performing capacitor that is suitable for a wide range of applications. Its temperature stability, high voltage rating, and low temperature coefficient make it an excellent choice for power supplies, automotive electronics, and other high-frequency circuits.

The specific data is subject to PDF, and the above content is for reference

Part Number	Manufacturer	Price	Quantity	Description