RT7238B Description
The RT7238B/C/D/E is an advanced constant on-time (ACOTTM) mode synchronous step-down converter. The main control loop of RT7238B/C/D/E using an advanced constant on-time (ACOTTM) mode control which provides a very fast transient response. The RT7238B/C/D/E operates from 8V to 23V input voltage.
RT7238B Key Features
- Advanced Constant On-Time (ACOT) Control
- 8V to 23V (RT7238B/C/D/E) Input Voltage Range @
- ACOTTM Mode Performs Fast Transient Response
- ACOTTM Architecture to Enable all MLCC Output
- Fixed 500kHz Switching Frequency
- High Efficient Internal Power MOSFET Switch
- Adjustable Output Voltage from 0.6V to 5V
- Fixed 3.3V (RT7238B/D) or 5V (RT7238C/E) LDO
- Pre-biased Soft-Start
- Cycle-by-Cycle Over-Current Protection