AAT3258ITS-3.3-R-T1

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AAT3258ITS-3.3-R-T1 is a linear voltage regulator specifically designed for use in consumer applications such as digital televisions, media players, and digital cameras. It is a three-terminal device that incorporates a high performance low-on-resistance P-channel MOSFET (PMOS) transistor, two Schottky rectifiers (one diode and one transistor) and an integrated, adjustable linear regulator in a 4x4 package. It can be used to provide a precise voltage output in a variety of consumer electronic products.

The voltage regulator can be used to supply a precise voltage output to the load, enabling designers to achieve a high efficiency system with reduced power dissipated in the power supply design. This is particularly advantageous for consumer applications where power dissipation is critical. The linear regulator also features a unique current-mode control architecture, which further reduces the output ripple and noise, ensuring that the system is operated reliably and efficiently.

The AAT3258ITS-3.3-R-T1 can provide output voltage of up to 3.6V, with an adjustable output range of 1.2V to 5.0V. It meets UL requirements, and all pins are RoHS compliant as per EN 61326-3/3A. The device integrates very low dropout protection with a 500mA current limit, and a thermal protection circuit to ensure the system is safely operated. An active-low power-good output indicates the presence of an acceptable voltage level. The device also features a fast settling time, making it suitable for high-frequency applications.

In terms of its working principle, the AAT3258ITS-3.3-R-T1 operates by using a PMOS transistor to control the voltage between the input and output pins, and also by rectifying the AC input waveform. This is achieved with the two Schottky rectifiers, which convert the input waveform into a DC waveform suitable for the linear regulator to operate on. The regulator then maintains a stable output voltage, irrespective of changes in the line or load conditions. It is designed to provide excellent line and load regulation, ensuring that the system performance is not compromised by changes in the input or output factors.

The AAT3258ITS-3.3-R-T1 can also be used in a wide range of other applications, such as portable electronic device batteries, computing components, audio applications, and automotive applications. Its compact size and high efficiency make it an ideal choice for use in many consumer electronic applications. Furthermore, its high current rating is ideal for supplying power to low-voltage loads and for applications in which heat dissipation is an issue.

In conclusion, the AAT3258ITS-3.3-R-T1 is an ideal voltage regulator for use in consumer applications due to its high efficiency, wide application range, and its high current rating. It meets the industry’s safety and reliability standards, and integrates very low dropout protection with a 500mA current limit, ensuring that the system is operated safely and efficiently. Its active-low power-good output indicates the presence of an acceptable voltage level, and its fast settling time makes it suitable for high-frequency applications.

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