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AAT4280 Datasheet Slew Rate Controlled Load Switch

Manufacturer: Advanced Analogic Technologies

Download the AAT4280 datasheet PDF. This datasheet also includes the AAT variant, as both parts are published together in a single manufacturer document.

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Note: The manufacturer provides a single datasheet file (AAT-4280.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number AAT4280
Manufacturer Advanced Analogic Technologies
File Size 339.34 KB
Description Slew Rate Controlled Load Switch
Download AAT4280 Download (PDF)

General Description

The AAT4280 SmartSwitch is a P-channel MOSFET power switch designed for high-side load switching applications.

The P-channel MOSFET device has a typical RDS(ON) of 80mΩ, allowing increased load switch power handling capacity.

This device is available in three different versions with flexible turn on and off characteristics from very fast to slew rate limited.

Overview

General.

Key Features

  • fast load switch turn on capabilities, typically less than 500ns turn on and 3µs turn off times. The AAT4280 (-3) variation offers a shutdown load discharge circuit to rapidly turn off a load circuit when the switch is disabled. All AAT4280 load switch versions operate with an input voltage ranging from 1.8V to 5.5V, making them ideal for both 3V and 5V systems. The AAT4280 also features an under-voltage lockout which turns the switch off when an input under-voltage condition exists. Input logic.