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使用LM4140-1.024时候(图上改为了1.024),按照图上GS8551放大,发现LM4140出来的基准电压会编程1.9V左右,我加大电阻R49,R50等改成10K跟随,还是会变。然后把电阻的阻值改成39K,则出来的基准电压为1.025V,然而不接电阻的时候出来的电压时1.024V还是会偏置0.001V
HI
已经在: https://e2echina.ti.com/support/power-management/f/power-management-forum/578216/lm4140 中回复,我将关闭这个case, 并仅在: https://e2echina.ti.com/support/power-management/f/power-management-forum/578216/lm4140 中回复。