General Description
The RT9185 series are efficient, precise triple-channel CMOS LDO regulators specifically designed for motherboard application. The device is intended to powering the standby voltage in which 3.3V_PCI, 2.5V_Clock and 1.8V_ICH2 or 1.5V_ICH4 core voltage of the PC based computer system. Moreover, it is also optimized for CD/DVD-ROM, CD/RW, XDSL Router or IA equipments applications. The regulator outputs are capable of sourcing 1.5A, 0.8A and 0.3A of output current respectively.

Features
● Fixed Output Voltages : 3.35V at 1.5A, 2.55V at 0.8A and 1.5V or 1.8V at 0.3A
● Low Quiescent Current (Typically 0.4mA)
● Operating Voltage Ranges : 3.5V to 5.5V
● Ultra-Fast Transient Response
● Tight Load and Line Regulation
● Current Limiting Protection
● Thermal Shutdown Protection
● Only Low-ESR Ceramic Capacitors Required for Stability
● Custom Voltage Available
● RoHS Compliant and 100% Lead (Pb)-Free

Applications
● Mother-board Power Supply
● CD/DVD-ROM, CD/RW
● XDSL Router
● IA Equipments
● Cable Modems