公开(公告)号：EP2661762A1

公开(公告)日：2013-11-13

申请号：EP12732185.9

申请日：2012-01-06

申请人： Wurth Electronics Midcom Inc.

发明人： HSIAO, Ching Chieh ,  XIONG, Zhi An

IPC分类号： H01F38/10 ,  H01F27/24 ,  H01F27/26

CPC分类号： H01F38/10 ,  H01F27/255 ,  H01F27/26 ,  H01F27/326

摘要： A transformer core portion (110) for a power transformer (100) housed within a cylinder shaped light fixture is provided. The power transformer (100) includes a transformer core portion (110) that includes the first and the second core portions (115). Each of the first and second core portions (115) includes an approximately half-cylinder shaped top surface (117) and an interior space for housing a wire wound bobbin. The power transformer also includes a bobbin base (120) housed within the first and second core portions (115).