Description
The RT9511 is a fully integrated low cost solution with a single-cell Li-Ion battery charger and two high efficiency step-down DC/DC converters ideal for portable applications.
Features
- 18V and 7V maximum rating voltages for AC adapter and USB port inputs respectively. The other features are external programmed safety timer, under voltage protection, over voltage protection for AC adapter supply, battery temperature monitoring and charge status indicator. The high-efficiency step-down DC/DC converter is capable of delivering 1A output current over a wide input voltage range from 2.5V to 5.5V, the step-down DC/DC converter is ideally suited for portable electronic devices that a.