RT6543B Key Features
- A High Efficiency Step-Down DC-DC Controller
- Built-in 1% Reference Voltage
- 2-Bit Programmable Output Voltage with Integrated
- Adjustable Switching Frequency
- Input Voltage Range : 3V to 24V
- Internal Soft-Start to Reduce Inrush Current
- Capability of Driving Large Synchronous Rectifier
- Power Good Indicator
- Cycle-by-Cycle Current Limit
- Over-/Under-Voltage Protection