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https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/753457/lm25141-for-vout-5v-can-i-connect-vccx-to-vout
对于 LM25141 FB 引脚接地(VOUT 固定为5V)、能否将 VCCX 连接到 VOUT、因此当转换器运行时、偏置电流由开关电源本身提供、以提高效率？
