Part Number: BQ25756 Hi
We designed a supercapacitor pack charging board using the BQ25756 chip. The power input is 24V/4A. The capacitors used are 2.7V/30F, with 10 capacitors connected in series. The charging board outputs 27V and the charging current…
是通过 RBAT_SNS两端的电压降进行电流反馈,但数据表上没有具体的计算方法或内部结构。
相关内容请参考数据表的9.2.1.2.7 Sense Resistor (RAC_SNS and RBAT_SNS) and Current Programming章节:
www.ti.com.cn/.../bq25756.pdf