[Richtek]

General Description

The RT9168/A is a 200mA/500mA low dropout and micropower regulator suitable for portable applications. The output voltages range from 1.5V to 5.0V in 100mV increments and 2% accuracy. The RT9168/A is designed for use with very low ESR capacitors. The output remains stable even with a 1μF ceramic output capacitor.

Features

• Stable with Low-ESR Output Capacitor

• Low Dropout Voltage (220mV at 200mA)

• Low Operation Current −80μA Typical

• Shutdown Function

• Low Temperature Coefficient

• Current and Thermal Limiting

• Custom Voltage Available

• SOT-23-5 and SOP-8 Packages

• RoHS Compliant and 100% Lead (Pb)-Free

Applications

• Cellular Telephones

• Laptop, Notebook, and Palmtop Computers

• Battery-powered Equipment

• Hand-held Equipment