当 VDD 出现 功率下降时、我发现 TPS3619-33DGKR 的 Vout 未切换到 VBAT (备用电池)。 检查随附的图片。
当 VDD (Ch#1)从3.3V 降至0.8V 时、VOUT (Ch#3)似乎跟随并跟踪 VDD、为什么 VOUT 未切换到 VBAT?
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