General Description
The RT8004A is a high efficiency synchronous, step-down DC/DC converter. With an input voltage range is from 2.7V to 5.5V, it can provide adjustable regulated output voltage from 0.8V to 5V while delivering up to 4.5A of output current.

FEATUREs
• High Efficiency : Up to 95%
• Low Quiescent Current : 100μA
• Low RDS(ON) Internal Switches : 75mΩ
• Programmable Frequency : 300kHz to 4MHz
• No Schottky Diode Required
• 0.8V Reference Allows Low Output Voltage
• Low Dropout Operation : 100% Duty Cycle
• Synchronizable Switching Frequency
• Power Good Output Voltage Monitor
• Over Temperature Protection
• RoHS Compliant and 100% Lead (Pb)-Free

APPLICATIONs
• Portable Instruments
• Battery-Powered Equipment
• Notebook Computers
• Distributed Power Systems
• IP Phones
• Digital Cameras