2SK4059TK-B 2SK4059TK-B(T5L.T) 2SK4059TK-BK 2SK4059TV 2SK4059TV-A 2SK4059TV-B 2SK4059TV-B T5LC 2SK4059TV-B T5LC,E 2SK4059TV-B (T5LC 2SK4059TV-B (T5LC E)