DESCRIPTION
The AIC1401 is a high efficiency, PWM stepdown, voltage-mode, switching controller. It is suitable for IA, Notebook, LCD PC and LCD monitor main power applications.
The built-in high voltage CMOS driver drives an external N-channel MOSFET for replacing the higher cost P-channel MOSFET in a standard buck topology.
FEATURES
• Operation Voltage up to 15V
• Voltage-Mode Operation
• Fast Transient Response
• Built In Accurate 1.3V Voltage Reference
• Adjustable Over Current Protection using RDS(ON) No External Current Sense Resistor Required
• Low Shutdown Current
• 200KHz Free-Running Oscillator
• Built in Soft Start.
APPLICATIONS
• Notebook PC
• Advanced PC Mboards
• Information PCs
• Servers and Workstations
• PC Add-On Cards