This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

UCC28180: UCC28180的设计问题

Part Number: UCC28180


选用2个10MΩ的电阻并联作为采样电阻,电感量为680UH,FRB1=2000K,FRB2=27K;频率用32.4K来获得65kHz的频率,在150Vac时,测量4脚,频率在不停变化,像是没有工作