| 摘要 |
<p>Provided is an ESD protection device capable of reducing discharge start voltage, without increasing cost. The ESD protection device (1) has: a first discharge electrode (3) and a second discharge electrode (4) facing each other, inside an insulator; and a plurality of hollow cavities (5a) provided in a discharge gap formation layer (5) interposed between the first discharge electrode (3) and the second discharge electrode (4).</p> |
