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C6670供电芯片UCD74111输出电压为0.8V

user2003297
Intellectual 371 points
Other Parts Discussed in Thread: UCD74111, UCD9222, TMS320C6670, UCD74106

完全参考TMS320C6670开发板设计的电路，供电方式为UCD9222+UCD74106+UCD74111，UCD9222下载脚本并给UCD74106+UCD74111上电，UCD74106输出1V正常，UCD74111电压输出为0.8V，不论UCD9222如何配置，只要使能ON/OFF模式，UCD74111电压输出总为0.8V，监测和关闭正常。

肯定各位高人指点。