Home / Standards / SJ/T 11971-2025 SJ/T 11971-2025 Active 绝缘栅双极型晶体管(IGBT)用焊片 Standard Type SJ ICS N/A CCS N/A Status Active Issue Date 2025-05-09 Implementation 2025-08-01 Centralized Committee 工业和信息化部 Issuing Authority 工业和信息化部