| 摘要 |
Provided is a transformer whereby further size reduction while securing insulation is enabled by: having formed in a first core (5) and a second core (6) of the transformer (1), opening portions (5a and 6a) for extending a base part (2c) outward on one of the sides of a core portion formed by stacking the first core (5) and the second core (6); and having cut out from the base part (2c), a portion that is closer to one of the regions among an exposed core portion A (first region) and an exposed core portion B (second region). |
