AAT1276 Datasheet - Advanced Analogic Technologies

AAT1276 Boost Converter

The AAT1276 SwitchReg is a 2MHz, 500mA synchronous boost converter with an integrated current-limiting load switch controlled output. The AAT1276 operates from a single-cell Lithium-ion/ polymer battery source and provides a regulated 5V, current limit controlled output to support USB port VBUS appl.

AAT1276 Features

* High Frequency Boost With 5V / 500mA Output Capability From a Single-Cell Lithium-Ion/Polymer Battery

* Input Voltage Range: 2.7V to 5V

* VOUT1 Adjustable or Fixed (5V)

* >90% Efficiency

* Up to 2MHz Switching Frequency

* True Load Disconnect

AAT1276_AdvancedAnalogicTechnologies.pdf