摘要 |
<p>PURPOSE:To provide a multilayered printed wiring board which is stabilized in electric characteristic, high in parts mounting reliability, and provided with planar electrodes above non-through holes. CONSTITUTION:In this multilayered printed wiring board 10 with non-through holes 14, the holes 14 are filled up with a resin 13a having a rough surface and planar electrodes 15 connected with the leads of electronic parts are respectively constituted of the surface of the resin 13a and its periphery.</p> |