L6920DC Overview
The L6920DC is a high efficiency monolithic step up switching converter IC especially designed for battery powered application. Package is MSOP8 in order to minimize PCB space. It requires only three external ponents to realize the conversion from the battery voltage to the selected output voltage.
L6920DC Key Features
- 0.8V start up input voltage
- Up to 5.5V operating input voltage
- Internal synchronous rectifier
- Adjustable output voltage from 1.8V to 5.5V
- 3.3V and 5V fixed output voltages
- Low battery voltage detection
- Reverse battery protection
- 550mA minimum input current limit
- Switching frequency up to 1MHz
- 1.23V reference voltage available
L6920DC Applications
- Conversion from 1 to 3 alkaline