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https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/945503/lm3881-regarding-the-power-down-sequence-of-the-sequencer
你好
从图 15、向电源施加相同的电压并使能。 断电序列是否正常工作、如图 11、即使此时电源已关闭？
我担心、因为它是同一个电源。
图15只是使用电阻分压器在电源上进行排序的演示。 如果应用需要断电排序、则不建议使用此方法。
请查看 LM3880数据表 https://www.ti.com/lit/ds/symlink/lm3880.pdf 的图19
此致
Yihe
