General Description
The RT8075 is a high efficiency Pulse-Width-Modulated (PWM) dual step-down DC/DC converter. Capable of delivering up to 1A output current over a wide input voltage range from 2.5V to 5.5V, the RT8075 is ideally suited for portable electronic devices that are powered from 1-cell Li-ion battery or from other power sources such as cellular phones, PDAs, PC WLAN card and hand-held devices.

FEATUREs
2.5V to 5.5V Input Range
1A Output Current
1.25MHz Fixed Frequency PWM Operation
95% Efficiency
No Schottky Diode Required
0.6V Reference Allows Low Output Voltage
Low Dropout Operation : 100% Duty Cycle
Small 10-Lead WDFN Package
RoHS Compliant and Halogen Free

APPLICATIONs
Portable Instruments
Microprocessors and DSP Core Supplies
Cellular Phones
Wireless and DSL Modems
PC Cards