AAT3220IGY-2.8-T1

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The AAT3220IGY-2.8-T1 is one of a growing family of linear voltage regulators manufactured by Analogic Technologies, Inc. This member of the family is designed specifically to help designers create efficient, robust and secure power back-up systems. It is essentially a voltage regulator which helps ensure that power supplies remain consistent and reliable, even during power outages.

The AAT3220IGY-2.8-T1 is a dual-mode, 3-terminal linear voltage regulator that operates either in three-terminal mode or in two-terminal mode. In three-terminal mode, it can regulate output voltage from 1.8V to 5.5V and output current up to 500mA. In two-terminal mode, it can regulate voltage from 1.8V to 12V and output current up to 200mA.

The AAT3220IGY-2.8-T1 acts as a low-dropout semiconductor which efficiently operates with an input voltage range from 2.3V to 12V and features a very low dropout voltage, typically only 150mV at 500mA. It has a wide operating temperature range and can handle ripple currents up to 3A, making it suitable for demanding applications such as automotive, military and industrial uses.

The AAT3220IGY-2.8-T1 incorporates an external resistive divider to regulate its output voltage. It is based on a classic bandgap reference architecture and utilizes an external MOSFET switch in order to provide 1.2V lower voltage during power outages. This ensures that critical systems remain operational even when there is a significant drop in input voltage.

The AAT3220IGY-2.8-T1 is equipped with safety features such as thermal shutdown, overvoltage protection, and short-circuit current-limit protection which provide reliable power supply for a wide range of applications. Its low-noise output switching also makes it suitable for applications with sensitive noise levels.

The AAT3220IGY-2.8-T1 is designed to be used in a wide range of power back-up systems and high-performance linear voltage regulation applications. It can be used in applications such as cell phone and tablet chargers, consumer electronics, point-of-sale devices, automotive, and industrial applications. Its efficient and robust nature makes it ideal for applications where the power needs to be constantly and consistently regulated.

In a nutshell, the AAT3220IGY-2.8-T1 is a dual-mode linear voltage regulator that is well-suited for applications requiring efficient and reliable power back-up and linear voltage regulation. It employs a resistive divider for voltage regulation, as well as a MOSFET switch for lower voltage during power outages. It also provides a range of safety features and is capable of handling ripple currents up to 3A. As such, the AAT3220IGY-2.8-T1 is a suitable choice for a variety of power back-up and linear voltage regulation applications.

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