General Description
The RT8020E is a dual high-efficiency Pulse-WidthModulated (PWM) step-down DC/DC converter. It is capable of delivering 1A output current over a wide input voltage range from 2.5V to 5.5V. The RT8020E is ideally suited for portable electronic devices that are powered by 1-cell Li-ion battery or other power sources within the range such as cellular phones, PDAs and other hand-held devices.

Features
● 2.5V to 5.5V Input Range
● 1.2V and 1.8V Fixed Output Voltage
● 1A Output Current
● 95% Efficiency
● No Schottky Diode Required
● 50μA Quiescent Current per Channel
● 1.5MHz Fixed Frequency PWM Operation
● Small 12-Lead WDFN Package
● RoHS Compliant and Halogen Free

Applications
● Digital Still Cameras
● Mobile Phones
● Personal Information Appliances
● Wireless and DSL Modems
● MP3 Players
● Portable Instruments