RTQ2118A-QA Description
The RTQ2118A bines a charging port controller and a 3A synchronous buck converter. The RTQ2118A provides the electrical signatures on D+/D- to support charging schemes patible with the USB 2.0 Battery Charging Specification BC1.2 and Chinese Telemunication Industry Standard YD/T 1591-2009. Auto-detect mode is also integrated which supports USB 2.0 Battery Charging Specification BC1.2 Dedicated Charging Port (DCP),...
RTQ2118A-QA Key Features
- USB Charging Port Controller
- Automatic DCP Modes DCP Shorted Mode and YD/T 1591-2009 2.7V Divider 3 Mode 1.2V Mode
- 36V 3A Synchronous Buck Converter
- 3V to 36V Input Voltage Range
- 3A Continuous Output Current
- CC/CV Mode Control
- Adjustable and Synchronizable Switching Frequency : 300kHz to 2.2MHz
- Selectable PSM/PWM at Light Load
- Adjustable Soft-Start
- Adjustable USB Power Output Voltage between 5V and 6V with Load Line pensation