
测试UCC28C45环路时,发现不同板子同一芯片环路差异大。最后发现是图中电解电容的差异导致的,原理上搞不清楚。求各位解惑图为副边电路
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HI
431以及其前馈补偿有确认吗? 你所说的电解电容差异,是容值差异,还是同一容值的不同电容?