T541X477M006AT8505

Operating Temperature:	-55°C ~ 125°C
Features:	High Reliability
Ratings:	COTS
Manufacturer Size Code:	X
Lead Spacing:	--
Height - Seated (Max):	0.169" (4.30mm)
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 @ 125°C
Series:	KO-CAP® T541
ESR (Equivalent Series Resistance):	12 mOhm @ 100kHz
Type:	Molded
Voltage - Rated:	6.3V
Tolerance:	±20%
Moisture Sensitivity Level (MSL):	--
Capacitance:	470µF
Lead Free Status / RoHS Status:	--
Part Status:	Active

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Tantalum-Polymer CapacitorsTantalum-polymer capacitors are used in a wide variety of applications today, ranging from consumer electronics to aerospace and military applications. These comparatively small components are capable of storing a huge amount of charge, and have features such as low equivalent series resistance (ESR) and high input capacitance. The T541X477M006AT8505 is a type of tantalum-polymer capacitor designed for high frequency applications.Working PrincipleThe standard structure of a tantalum-polymer capacitor features a tantalum anode, which is usually in the form of a solid material such as a sintered powder. This anode is then bonded to a conductive layer of a polymer electrolyte, which acts a dielectric, separating the anode from the cathode. The cathode is usually a nickel mesh or aluminum foil, and can be of a variety of types including a liquid electrolyte or solid polymer type.When voltage is applied to the device, an electric field is formed across the dielectric and the result is an electrostatic field. This field causes a charge to build up on the anode and cathode, creating a potential difference. The size of the stored electrical charge (capacitance) is determined by the relative surface area (area of overlap between the two electrodes) and the distance between the two electrodes (thickness of the dielectric). The T541X477M006AT8505 is designed to have a low ESR, which is achieved by having the polymer electrolyte filled with a large number of tantalum ions that are capable of conducting the charge more quickly than other materials.Application FieldThe T541X477M006AT8505 is primarily used in high frequency applications due to its low ESR value and high input capacitance. It can be used in a variety of applications, such as in a car audio system, where its low ESR allows for more distinguished bass and mid-range sound. Another common use is in computer motherboards and laptops, where it helps minimize power loss at higher frequencies. It can also be used in medical equipment, where its low ESR allows for a more reliable power source in sensitive areas.Thanks to its high capacitance and ripple current capability, the T541X477M006AT8505 is also suitable for use in advanced power management and battery backup systems. These applications require capacitors with a higher capacitance and ripple current capability that can still perform reliably in the harshest of environments. The T541X477M006AT8505’s high capacitance and low ESR make it an excellent choice for these types of applications.ConclusionTantalum-polymer capacitors are an important component in a variety of applications today, from consumer electronics to aerospace and military use. The T541X477M006AT8505 is specifically designed for high frequency applications and is capable of having a low ESR and delivering high input capacitance. Its ability to deliver low ESR and high capacitance make it suitable for a variety of applications, from car audio systems to advanced power management and battery backup systems.

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