General Description

The RT9166/A series are CMOS low dropout regulators optimized for ultra-fast transient response. The devices are capable of supplying 300mA or 600mA of output current with a dropout voltage of 230mV or 580mV respectively.

Features

• Low Quiescent Current (Typically 220µA)

• Guaranteed 300/600mA Output Current

• Low Dropout Voltage: 230/580mV at 300/600mA

• Wide Operating Voltage Ranges: 3V to 5.5V

• Ultra-Fast Transient Response

• Tight Load and Line Regulation

• Current Limiting Protection

• Thermal Shutdown Protection

• Only low-ESR Ceramic Capacitor Required for Stability

• Custom Voltage Available

Applications

• CD/DVD-ROM, CD/RW

• Wireless LAN Card/Keyboard/Mouse

• Battery-Powered Equipment

• XDSL Router

• PCMCIA Card