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AAT4280A

AAT
Part Number AAT4280A
Manufacturer AAT
Description Slew Rate Controlled Load Switch
Published Apr 30, 2007
Detailed Description AAT4280A Slew Rate Controlled Load Switch General Description Features SmartSwitch™ The AAT4280A SmartSwitch is a memb...
Datasheet PDF File AAT4280A PDF File

AAT4280A
AAT4280A

Overview
AAT4280A Slew Rate Controlled Load Switch General Description Features SmartSwitch™ The AAT4280A SmartSwitch is a member of • 1.
5V to 5.
5V Input Voltage Range AnalogicTech's Application Specific Power MOS• Very Low RDS(ON), Typically 80mΩ (5V) FET™ (ASPM™) product family.
The AAT4280A is • Slew Rate Limited Turn-On Time Options a P-channel MOSFET power switch designed for — 1ms high-side load switching applications.
The device — 0.
5µs has a typical RDS(ON) of 80mΩ, allowing increased — 100µs load switch power handling capacity.
The device is • Fast Shutdown Load Discharge Option available in three different versions with flexible • Low Quiescent Current turn-on and turn-off characteristics — from very — 25nA (typ) fast to slew rate limited.
The standard AAT4280A • TTL/CMOS Input Logic Level (-1) version has a slew rate limited turn-on load • Temperature Range: -40ºC to +85°C switch and is functionally compatible with the • 4kV ESD Rating AAT4250 device, while offering superior RDS(ON) • 8-Pin SC70JW Package characteristics.
The AAT4280A (-2) version features fast load switch turn-on capabilities, typically less than 500ns turn-on and 3µs turn-off times.
The AAT4280A (-3) variation offers a shutdown Applications load discharge circuit to rapidly turn off a load circuit when the switch is disabled.
All AAT4280A • Cellular Telephones load switch versions operate with an input voltage • Digital Still Cameras ranging from 1.
5V to 5.
5V, making them ideal for • Hot Swap Supplies both 3V and 5V systems.
Input logic levels www.
DataSheet4U.
com are • Notebook Computers TTL and 2.
5V to 5V CMOS compatible.
The qui• Personal Communication Devices escent supply current is very low, typically 25nA.
• Personal Digital Assistants (PDAs) The AAT4280A is available in a Pb-free, 8-pin SC70JW package and is specified over the -40°C to +85°C temperature range.
Typical Application V IN IN IN C IN 1µF ON OUT V OUT AAT4280A GND GND C OUT 0.
1µF ON/OFF GND GND 4280A.
2005.
11.
1.
3 1 ...


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