SY6912A开关充电芯片 SY6912AFCC 矽力杰全系列 原装现货
税前: ¥2.00
General Description
SY6912A is a 4.0-23V input, 2A multi-cell synchronous Buck Li-Ion battery charger,
suitable for portable application. Select pin is convenient for multi-cell charging. 800 kHz
synchronous buck regulator integrates of 23V rating FETs with ultra low on- resistance to
achieve high efficiency and simple circuit design.
Features
Wide Input Voltage Range: 4.0V to 23V
High Efficiency Int. Synchronous Buck Regulator with Fixed 800kHz Switching Frequency
Selectable for Multi-cell Charging
Trickle Current / Constant Current / Constant Voltage Charge Mode
Programmable (2A Max) Constant Charge Current
Programmable Charging Timer
Input Voltage UVLO and Battery OVP
Over Temperature Protection
Output Short Circuit Protection
Automatic Shutdown Prevents Reverse Energy Flow
Charge Status Indication
Normal Synchronous Buck Operation when Battery Removed
Compact package SO8E
Applications
Cellular Telephones,
PDA, MP3 Players, MP4 Players
Digital Cameras
Bluetooth Applications
PSP Game Players, NDS Game Players
Notebook
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