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从原理图上没有看到电流的反馈采集 #3

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mailonghua opened this issue Dec 11, 2021 · 2 comments

mailonghua commented Dec 11, 2021

你好，请教一下，从原理图上没有找到电流/电压的反馈采集，请问反馈部分的采集在哪里或者如何形成了电流的闭环？多谢

seuzht commented Oct 27, 2022

电流环在驱动芯片TB67H450内部实现了，采样电阻RS获取的采样电流作为输入，与Vref期望电流做Current COMP；

zhbi98 commented Nov 13, 2022

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