ETA6953 – ETA Semiconductor Limited

ETA6953

I2C Controlled 13.5V/3A, 1-Cell Battery Charger with Power Path Management

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...

样品申请 ETA6953_V2.2.pdf

一般应用

特征

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

应用

Tablet PC, Smart Phone, Internet Devices
Portable Audio Speaker
Handheld Computers, PDA, POS