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https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/711537/tps3803-tps3803-01-q1-test-question
测试波形：
黄色：引脚 VDD 蓝色：引脚复位 绿色：引脚感测
问题：
当引脚复位下降至0时，为什么引脚感测仅为0.8V 而不是1.226V (阈值电压)？
您好、Michael、
VDD 不超过1.3V。 具体参数的值如下：
1、当引脚复位触发时、引脚 VDD 为1.880V，、如图1所示。
2.当触发引脚复位时，引脚感测为860mV，，如图2所示。
