LM2773 - Low-Ripple 1.8V/1.6V Spread-Spectrum Switched Capacitor Step-Down Regulator

Product Overview

National Semiconductor

Part number	LM2773
Manufacturer	National Semiconductor
File Size	348.58 KB
Description	Low-Ripple 1.8V/1.6V Spread-Spectrum Switched Capacitor Step-Down Regulator
Datasheet	LM2773 Datasheet
Additional preview pages of the LM2773 datasheet.

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, accommodating 1-cell Li-Ion batteries and chargers.

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 Short Circuit and Thermal Protection 0.5mm pitch, µSMD-9 (1.511 × 1.511mm × 0.6mm).

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Published: Nov 7, 2010 |