| 摘要 |
PROBLEM TO BE SOLVED: To provide a method for improving defects caused due to the distortion of a lead frame or the like by protecting the three-dimensional structure of the lead frame when rewinding the three-dimensionally assembled lead frame. SOLUTION: In the lead frame for mounting an electric element, the lead frame is provided with a protector, and the size of the protector in the vertical direction is larger than the size in the vertical direction of the electric element mounted on the lead frame. The protector is integrated with the lead frame, and the protector is removed when cutting off the lead frame.
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