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.
ucc28950做的移相全桥，轻载突发模式变压器原边波形，这个振荡时什么情况？现在开机也不稳，带载也带不了多少。副边二极管也有同样的振荡。
轻载突发模式是什么意思？
以前正常现在不正常？带不动载了？
