A new sintering technique which has a Cr-Ni-Ag resis-ting layer is used.This technique improves the balance between the two thyristors in the device at on-state characleristic.

• 通过对特性曲线的分析，认为用铬-镍-银阻挡层烧结新工艺可大大改善双向晶闸管的双向通态特性。