摘要 |
<p>Disclosed is a surge protection device (200) comprising a semiconductor substrate(210) of a first conductivity type, said semiconductor substrate having a first surface and a second surface opposite to the first surface, the substrate further comprising a first junction device at the first surface having a junction oriented parallel to the first surface, and a second junction device at the second surface having a junction oriented parallel to the second surface, said first and second junction devices facing each other, with the first and second junction being separated by the bulk of the semiconductor substrate.</p> |