南芯2-4节锂电池升降压充电管理控制芯片SC8905——内置4颗MOS管

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关 键 词：2-4节锂电池,充电管理,南芯,移动电源

行 业：仪器仪表 集成电路 特殊集成电路 

发布时间：2022-06-21

Features

• Buck-Boost Battery Charger for 2 to 4 Cell Batteries 4.2V/4.35V/4.4V for 2s and 3s, 4.2V/4.35V for 4s

• Charging Management: Trickle Charging, CC Charging,  CV Charging, Charging Termination, Auto Recharge  

• Buck-Boost Reverse Discharging Mode

• Integrated Switches, 10 mΩ for Q1/4, 20 mΩ for Q2/3

• Wide VBAT Range: 2.7 V to 22 V, 25V sustainable 

• Wide VBUS Range: 2.7 V to 22 V, 25V sustainable

• High Efficiency Buck-Boost Conversion

• I2C Interface

• Dynamic Output Voltage Control

• Output Voltage Cable Drop Compensation 

 • Adjustable Switching Frequency

• Programmable Current Limit 

• Current Monitor

• NTC Battery temperature protection 

• Under Voltage Protection, Over Voltage Protection,  Over Current Protection

• Short Protection and Thermal Shutdown Protection