abstract |
The present invention provides a substrate, a functional portion for performing a predetermined function formed on at least one of the surface or the bottom of the substrate, a plurality of terminals formed on the surface or bottom of the substrate and connected to the functional portion, a surface and a bottom surface of the substrate; It is an electronic component provided with the formed external electrode and the rearrangement wiring provided in the surface and bottom surface of the board | substrate which connects the terminal and external electrode in the surface or bottom surface of a board | substrate. |