高压输入双节线性充电管理芯片的设计与实现  

Design and Implementation of High Voltage Input Dual Section Linear Charging Management Chip

作　　者：华玉涛 张洪俞 HUA Yutao;ZHANG Hongyu(Nanjing Weimeng Electronics Co.,Ltd.,Jiangsu 210023,China)

机构地区：[1]南京微盟电子有限公司,江苏210023

出　　处：《集成电路应用》2024年第3期8-9,12,共3页Application of IC

摘　　要：阐述设计的一款高输入电压、双节串联、线性充电管理芯片。通过外接电流检测电阻可实现高精度的充电电流。其内部有热反馈电路,可以对充电过程中的芯片温度加以控制。结果测试显示,芯片过压、过流、短路保护功能齐全。This paper describes the design of a high input voltage,dual section series connection,linear charging management chip.High precision charging current can be achieved by detecting resistance through external current.It has a thermal feedback circuit inside,which can control the temperature of the chip during the charging process.The test results show that the chip has complete protection functions for overvoltage,overcurrent,and short circuit.

关 键 词：电路设计 线性充电 双节 热反馈 终止充电 

分 类 号：TN402[电子电信—微电子学与固体电子学] TN86