TMS320DM642AZNZ6 npn power darlington transistor,epitaxial planar npn transistor,silicon transistor 1.High quality 2.Competiti ... TMS320DM642AZNZ6 npn power darlington transistor,epitaxial planar npn transistor,silicon transistor 1. High quality 2. Competitive ... paid by buyer. TMS320DM642AZNZ6 npn power darlington transistor,epitaxial planar npn transistor,silicon transistor