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BQ40Z50EVM中原理图中关于充放电MOS驱动的疑问

user6229906
Intellectual 260 points

5736.BQ40Z50EVM.pdf1.高端驱动，CHG和DHG如何实现高压控制充放电MOS管导通截止？实测22.6V

2.充电或者放电过程中是否是利用了MOS管的体二极管

3.帮忙讲解一下实现充放电过程的电路原理