| 摘要 |
According to one embodiment, an electronic device includes a substrate, a first electrode provided stationary above the substrate and used for a variable capacitor, a second electrode provided movable above or below the first electrode and used for the variable capacitor, a first protective insulation film provided on a first surface of the first electrode, the first surface facing the second electrode, and a second protective insulation film provided on a second surface of the second electrode, the second surface facing the first electrode. |
