The LM3679TL is a step-down DC-DC converter optimized for powering ultra-low voltage circuits from a single Li-Ion cell battery and input voltage rails from 2.5V to 5.5V. It provides up to 350mA load current, over the entire input voltage range. The LM3679 output voltage can be configured to 1.2V, 1.5V, or 1.8V.
The device offers superior features and performance for mobile phones and similar portable applications with complex power management systems.
The LM3679TL evaluation board is a working demonstration of a step down DC-DC converter. The application note contains information about the evaluation board. For further information on buck converter topology, device electrical characteristics, and component selection, please refer to the datasheet.