We are offering “Open frame” standard leadframe production services, in which we prepare standard dies and jigs so that the customers may optionally use the leadframes produced.
Mitsui manufactures the dies of
various specifications for various customers and produce various
leadframes for various customers.
Mitsui produces leadframes using Mitsui's dies for open (non-proprietary) designs.
Open leadframes Lineup
We are providing the line up list of open frames by PDF file.