A.驅(qū)動(dòng)信號(hào)的前后沿陡峭 B.驅(qū)動(dòng)信號(hào)的電壓應(yīng)高于開啟電壓 C.信號(hào)電壓應(yīng)低于柵源擊穿電壓 D.截止時(shí)應(yīng)加小于柵源擊穿電壓的電壓