The RICHTEK IC is high quality!  ACOTTM Mode Enables Fast Transient Response
 4.5V to 18V Input Voltage Range
 5A Output Current
 35mΩ Internal Low Site N-MOSFET
 Advanced Constant On-Time Control
 Support All Ceramic Capacitors
 Up to 95% Efficiency
 650kHz Switching Frequency at all Load Current(RT7235, RT7239)
 Adjustable Output Voltage from 0.765V to 8V
 Adjustable Soft-Start
 Cycle-by-Cycle Current Limit
 Input Under Voltage Lockout
 Thermal Shutdown
 RoHS Compliant and Halogen Free
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