LM2773 Overview
The LM2773 is a switched capacitor step-down regulator that produces a selectable 1.8V or 1.6V output. It is capable of supplying loads up to 300mA. The LM2773 operates with an input voltage from 2.5V to 5.5V, acmodating 1-cell Li-Ion batteries and chargers.
LM2773 Key Features
- 2 Low-Noise Spread Spectrum Operation
- 1.8V/1.6V Selectable Output Voltage
- 2% Output Voltage Regulation
- > 75% Efficiency in 1.8V Mode
- Very Low Output Ripple: 10mV @ 300mA
- Output Currents up to 300mA
- 2.5V to 5.5V Input Voltage Range
- Shutdown Disconnects Load from VIN
- 1.15MHz Switching Frequency
- No Inductors…Small Solution Size
LM2773 Applications
- Power Supply for DSP's, Memory, and Microprocessors
