2SK4079A(1)-T1B-AT/JM 2SK4079A1)-T1B-AT/JM 2SK4079A1-T1B-AT 2SK4079A-T1B 2SK4079A-T1B-AT 2SK4079B 2SK4079B(1)-T1B 2SK4079B(1)-T1B/QN7002B-T1B-AT 2SK4079B(1)-T1B-AT 2SK4079B-T1B