General Description
The RT9205/A is a dual-output power controllers designed for high performance graphics cards and personal computers. The IC integrates a synchronous buck controller, a linear controller and protection functions into a small 14-pin package.
FEATUREs
• Operates at 5V
• 0.8V Internal Reference
• Drives Two N-MOSFET
• Voltage Mode PWM Control
• Fast Transient Response
• Fixed 300kHz Oscillator Frequency
• Dynamic 0 to 100%Duty Cycle
• Internal PWM Loop Compensation
• Internal Soft-Start
• Adaptive Non-Overlapping Gate Driver
• Over-Voltage Protection Uses Lower MOSFET
• RoHS Compliant and 100% Lead (Pb)-Free
APPLICATIONs
• PC Motherboard
• Cable Modems, Set-Top-Box, and XDSLModems
• DSP and Core Communications Processor Supplies
• Memory Power Supplies
• Personal Computer Peripherals
• Industrial Power Supplies
• 5V Input DC-DC Regulators
• LowVoltage Distributed Power Supplies
• Graphic Cards