Description
® RT7238B/C/D/E 8A, 23V, 500kHz Synchronous Step-Down Converter with 3.3V/5V LDO General .
The RT7238B/C/D/E is an advanced constant on-time (ACOTTM) mode synchronous step-down converter.
Features
* Advanced Constant On-Time (ACOT) Control
* 8V to 23V (RT7238B/C/D/E) Input Voltage Range @
8A Output Current
* ACOTTM Mode Performs Fast Transient Response
* ACOTTM Architecture to Enable all MLCC Output
Capacitor Usage
* Fixed 500kHz Switching Frequency
* High Efficient In
Applications
* Industrial and Commercial Low Power Systems
* Computer Peripherals
* LCD Monitors and TVs
* Green Electronics/Appliances
* Point of Load Regulation for High-Performance DSPs,
FPGAs, and ASICs
Simplified Application Circuit
VIN
VLDO VEN1 VEN2
RT7238B
VIN PGOOD
CIN
BOOT
GN