T491R105M020AS Capacitors

Series:	T491
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Obsolete
Moisture Sensitivity Level (MSL):	--
Capacitance:	1µF
Tolerance:	±20%
Voltage - Rated:	20V
Type:	Molded
ESR (Equivalent Series Resistance):	20 Ohm
Operating Temperature:	-55°C ~ 125°C
Lifetime @ Temp.:	--
Mounting Type:	Surface Mount
Package / Case:	0805 (2012 Metric)
Size / Dimension:	0.079" L x 0.051" W (2.00mm x 1.30mm)
Height - Seated (Max):	0.047" (1.20mm)
Lead Spacing:	--
Manufacturer Size Code:	R
Features:	General Purpose
Failure Rate:	--

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Introduction to Tantalum Capacitors

Tantalum capacitors are components that store electrical energy and use it when needed. They are capable of storing energy thanks to their internal structure. However, unlike standard capacitors, they have an additional feature that makes them very useful: they are capable of drawing power from other sources, making them suitable for use in a variety of applications.Tantalum capacitors are available in a wide range of shapes and sizes to suit different applications. For example, the smaller versions are typically found in mobile phones, while the larger versions are used in medical and military applications. The most popular type of tantalum capacitor is the T491R105M020AS, which is used in applications where a constant, low voltage needs to be maintained.

Applications for T491R105M020AS Capacitors

The T491R105M020AS capacitor is specially designed to provide a low voltage, constant current source that is reliable and efficient. It is often used in medical applications, such as for medical imaging and heart monitoring devices, as well as in the military where it is used in guidance systems and communications equipment. Additionally, this type of capacitor is often found in computers, mobile phones and other electronic devices.The low voltage, constant current output makes the T491R105M020AS the ideal choice for applications that require constant power and efficient operation. The capacitor is often used as a regulated power source, as well as a buffer between the power source and the load. Additionally, it is capable of maintaining a steady voltage over a wide range of temperatures, making it suitable for use in a variety of environments.

Working Principle of T491R105M020AS Capacitors

The T491R105M020AS capacitor works on the same principle as all other capacitors: it stores charge on two plates and can be connected to a load or power source so that the charge can alternately be drawn from and released by the capacitor.The two plates of the T491R105M020AS capacitor are insulated from each other and enclosed in a tantalum matrix. The outer wall of the capacitor is sealed to protect the internal two plates. This ensures that the capacitor is resistant to vibration and shock, making it suitable for use in a variety of military applications.The operation of the T491R105M020AS capacitor is based on the charge that is stored between the two plates. When power is supplied to the capacitor, electrons are attracted to the inner plate, where they accumulate. When the load is connected to the capacitor, electrons are released into the load, providing a constant, low voltage output at the same time.The T491R105M020AS capacitor is a reliable and efficient choice for applications that require a low voltage and constant current output. Thanks to its internal design, it is capable of providing a steady voltage, even in variable temperatures, as well as providing a buffer between the power source and the load. As such, the T491R105M020AS is an ideal choice for medical applications, guidance systems and communications equipment.

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