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[原创] Rohm BD99954应用处理器锂电池充电管理方案

关键词:电源管理 锂电池 充电管理 BD99954

时间:2017-12-18 10:37:26       作者:Rohm       来源:中电网

Rohm公司的BD99954是1到4节锂电池双模式充电管理器,小型5.0x5.0mm QFN封装和2.6x3.0mm芯片级CSP封装,提供双源电池充电器,两个端口BC1.2检测和用于电压,电流,温度的电池监视器以及告警控制器.主要用在空间严格限制的设备如小尺寸笔记本电脑,平板电脑和其它应用.本文介绍了BD99954主要特性,功能框图,应用电路以及评估板BD99954MWV EVK主要特性,电路图,USB-I2C电路图,材料清单和PCB设计图.

The Industry ’s First Dual-Mode Battery Charge ICBD99954 is a Battery Management LSI for 1-4 cellLithium-Ion secondary battery, and available in a 40pin0.40 mm pitch 5.0 mm x 5.0 mm QFN package and small41-ball 0.4mm pitch 2.6mm x 3.0mm Wafer-Level CSP package which is designed to meet high degree demandsfor space-constraint equipment such as Low profileNotebook PC, Tablets and other applications.

BD99954 provides a Dual-source Battery Charger, twoport BC1.2 detection and a Battery Monitor with severalalarm(INT#, PROCHOT#) outputsBD99954 is a Battery Manager IC for 1-4Cell Lithium-Ion / Lithium-Ion polymer secondary battery pack used in portableequipment such as Tablets, Ultra books or others.

BD99954 includes a Battery Charger, two port BC1.2 detection, a Battery Monitor for voltage, current, temperature andalarm(INT#, PROCHOT#) Controller.

BD99954主要特性:

 Dual-source Battery Charger..

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