描述 Description

The ETA6953 is a highly-integrated 3.0-A switch-mode battery charge management and system power path management device for single cell Li-Ion and Li-polymer battery. It features fast charging with high input voltage support for a wide range of smart phones, tablets and portable devices. Its low impedance power path optimizes switch-mode operation efficien...

特性 Features

? High-Efficiency, 1.5MHz, Synchronous Switching Buck Charger

? 90% Charge Efficiency at 2A from 5V Input

? Programmable PFM Mode for Light Load Conditions

? Supports USB On-The-Go (OTG)

? Programmable Current Limit Boost Converter with Up to 1.2A Output

? 91% Boost Efficiency at 1A Output

? Output Short Circuit Protection

? Programmable PFM Mode for Light Load Conditions

? Support USB Input Adapters

? Programmable Input Current Limit (100mA to 3.2A With 100mA Resolution) to Support USB 2.0, USB 3.0 Standards and High Voltage Adaptors (IINDPM)

? High Battery Discharge Efficiency With 27mΩ Battery Discharge MOSFET

? Narrow VDC (NVDC) Power Path Management

? BATFET Control to Support Ship Mode, Wake Up and Full System Reset

? Flexible Autonomous and I2C Mode for Optimal System Performance

? High Integration Includes All MOSFETs, Current Sensing and Loop Compensation

? 26uA Low Battery Leakage Current to Support Ship Mode

? Safety

? Battery Temperature Sensing for Charge and Boost Mode

? Thermal Regulation and Thermal Shutdown

? Input UVLO and Overvoltage Protection

應(yīng)用 Application

? Tablet PC, Smart Phone, Internet Devices

? Portable Audio Speaker

? Handheld Computers, PDA, POS