官方介绍是USB限流配电开关芯片,具体可参考一下下链接介绍:
https://www.wch.cn/products/CH217.html?from=search&wd=eyJpdiI6IlNBbEl1SVFYYlZrQ3VTVTRvSlExOEE9PSIsInZhbHVlIjoiQ05YYys1bGxRNmREZ3ZzaHNjR1BEUT09IiwibWFjIjoiNTMxODM4NzIzOWE0Y2UzMGQ1ZTliMGNkMjRmOWNhMDkyNzcwMjY4ZWJjYWQzNmI1NWVmZTI5N2ZmNTAwNzBlZSJ9
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