General Description
The AAT4280A SmartSwitch is a member of Skyworks Application Specific Power MOSFET (ASPM™) product family. The AAT4280A is a P-channel MOSFET power switch designed for high-side load switching applications. The device has a typical RDS(ON) of 80mW, allowing increased load switch power handling capacity.

FEATUREs
•  1.5V to 5.5V Input Voltage Range
•  Very Low RDS(ON), Typically 80mW (5V)
•  Slew Rate Limited Turn-On Time Options
    ▪ 4.5ms
    ▪ 1ms
    ▪ 0.5µs
    ▪ 100µs
•  Fast Shutdown Load Discharge Option
•  Low Quiescent Current
    ▪ 25nA (typ)
•  TTL/CMOS Input Logic Level
•  Temperature Range: -40ºC to +85°C
•  3kV ESD Rating
•  SC70JW-8, SOT23-6, and WLCSP-5 Packages

APPLICATIONs
•  Cellular Telephones
•  Digital Still Cameras
•  Hot Swap Supplies
•  LCD Panels
•  Notebook Computers
•  Personal Communication Devices
•  Personal Digital Assistants (PDAs)