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https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/1053949/faq-tps2660-shutdown-pin-and-avdd-details
您能否分享 SHDN/引脚的内部结构详细信息？
SHDNb 引脚具有内部上拉电阻、如以下等效电路所示。 因此、如果您不想远程控制器件、则可以将其保持打开状态。
AVDD 的典型电压 为4.275V。 内部钳位将 SHDNb 引脚上的开路电压设置为2.7V (典型值)
