A.GTO B.GTR C.MOSFET D.IGBT
A.當(dāng)陽(yáng)極電流大于維持電流時(shí) B.當(dāng)陽(yáng)極電流小于維持電流時(shí) C.當(dāng)觸發(fā)信號(hào)變?yōu)?V時(shí) D.當(dāng)觸發(fā)信號(hào)變?yōu)樨?fù)值時(shí)
A.45° B.60° C.90° D.120°