[原创]Renesas ISL94216 16个电池前端(BFE)器件解决方案

Renesas公司的ISL94216是16个电池的电池前端(BFE)集成电路,它是任何电池管理系统(BMS)的基本部件,能周期性扫描电池状态和工作环境,从而最佳化电池寿命和防止灾难性故障发生.器件的差分多路复合器和16为ADC能精确地监视电池电压,温度和负载电流,管理电池组的整个系统.ISL94216支持I2C,SPI和单线协议,允许用户连接电池管理解决方案中的MCU.器件的平均空闲(IDLE)模式电流为200μA, SHIP模式电流小于18μA,从而最大化电池组的存储和放电寿命. ISL94216具有内部电池平衡电流,每个电池平衡电流为8mA.热插入电压额度为62V,VCELL精确度为±5mV,IPACK精度为±0.2%,具有充电/负载叫醒检测电路,4引脚HPIO端口,集成了3.3V稳压器.主要用在小型电动车如电动自行车,电动滑板车和电动摩托车,无绳电动和花园工具,家用电器,24V,36V,42V和48V手持电池组,通信和服务器群组,太阳能群组和能量存储系统.本文介绍了ISL94216主要特性,框图,典型应用图和流检测框图以及评估板ISL94216EVKIT1Z主要特性,电路图,材料清单和电动出行解决方案框图.

The ISL94216 is a 16-cell Battery Front End (BFE) IC, an essential component of any Battery Management System (BMS), which periodically scans battery status and the operating environment to optimize battery life and prevent catastrophic failures.

A differential multiplexer and 16-bit ADC allows for accurate monitoring of cell voltage, temperature, and load current for management of the overall state of the battery pack.

The ISL94216 supports I2C, SPI, and Single Wire protocols allowing customers to connect an MCU in a proprietary battery management solution.

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