| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an electronic circuit device having an electronic component in which eddy current loss can be reduced efficiently while reducing the thickness and the size. <P>SOLUTION: The electronic circuit device is provided with an electronic component (a first transformer (3)) which has a core (33) where a first core (332C) and a magnetic gap (3G) are arranged in a first direction, a small number of turn winding (32) arranged around the first core and having a first clearance L1 from the peripheral surface of the first core in a second direction intersecting the first direction, and a large number of turn winding (31) arranged around a magnetic gap while being laminated on the small number of turn winding in the first direction and having a second clearance L2 larger than the first clearance L1 from the peripheral surface of the first core in the second direction. <P>COPYRIGHT: (C)2012,JPO&INPIT |
