需求是这样:2串5并,输出电压在7V左右,总电流能达到1A。
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Hi
电池电压8.4V吗?最低工作电压设在哪?
输出电压是7V/1A?
如果是这样,可以选择升降压芯片来做 ,例如TPS63070
http://www.ti.com.cn/product/cn/TPS63070/technicaldocuments
参考这个文档,改善效率和精度:
http://www.ti.com.cn/cn/lit/an/slva419b/slva419b.pdf