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LTC3556

Part Number LTC3556
Manufacturer Linear Technology Corporation
Description USB Power Manager
Published Jan 12, 2009
Detailed Description FEATURES POWER MANAGER n High Efficiency Switching PowerPathTM Controller with Bat-TrackTM Adaptive Output Control n Pro...
Datasheet LTC3556




Overview
FEATURES POWER MANAGER n High Efficiency Switching PowerPathTM Controller with Bat-TrackTM Adaptive Output Control n Programmable USB or Wall Current Limit (100mA/500mA/1A) n Full Featured Li-Ion/Polymer Battery Charger n Instant-On Operation with a Discharged Battery n 1.
5A Maximum Charge Current n Internal 180mΩ Ideal Diode Plus External Ideal Diode Controller Powers Load in Battery Mode n Low No-Load IQ when Powered from BAT (30µA) DC/DCs n Dual High Efficiency Buck DC/DCs (400mA/400mA IOUT) n High Efficiency Buck-Boost DC/DC (1A IOUT) n All Regulators Operate at 2.
25MHz n Dynamic Voltage Scaling on Two Buck Outputs n I2C Control of Enables, Mode, Two VOUT Settings n ENALL Pin with Power...






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