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ETA6954
ETA6954 is a highly-integrated 3A 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 efficiency, red...
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- 产品描述
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- 商品名称: ETA6954
- 封装: QFN4x4-24
- 品牌: 钰泰半导体
ETA6954 is a highly-integrated 3A 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 efficiency, red...
特征
- High-Efficiency, 1.5MHz Synchronous Switching Buck Charger
- 91% Charge Efficiency at 2A from 5V Input
- Programmable PFM Mode for Light Load Conditions
- Supports USB On-The-Go (OTG)
- Boost Converter with Up to 1.2A Output
- 91% Boost Efficiency at 1A Output
- Output Short Circuit Protection
- Wide Range Single Input to Support both USB Input and High Voltage Adapters
- Support 3.9V to 13.5V Input Voltage Range with 30V Absolute Maximum Input Voltage Rating
- Maximum Power Tracking by Input Voltage Limit Up to 4.5V (VINDPM)
- VINDPM Threshold Automatically Tracks Battery Voltage
- High Battery Discharge Efficiency with 27mΩ Battery Discharge MOSFET
- Narrow VDC (NVDC) Power Path Management
- High Integration Includes All MOSFETs, Current Sensing and Loop Compensation
- Safety
- Battery Temperature Sensing for Charge and Boost Mode
- Thermal Regulation and Thermal Shutdown
- Input UVLO and Overvoltage Protection
- Available in a QFN4x4-24 package
应用
- Tablet PC, Smart Phone, Internet Devices
- Portable Audio Speaker
- Handheld Computers, PDA, POS
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