| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To miniaturize the whole choke coil by shortening the distance between packaging terminal electrodes. <P>SOLUTION: The choke coil comprises a first magnetic body 5 consisting of a winding coil 1 having an air core portion 3 and provided with lead-out portions 2 at the opposite ends, metal magnetic powder and bonding agent and sealing the winding coil 1 by pressure forming, two packaging terminal electrodes 7 for connecting the lead-out portions 2 with a mounting substrate 8, and second magnetic body 6 composed of metal magnetic powder and bonding agent and having an insulation resistance higher than that of the first magnetic body 5 between the winding coil 1 and the packaging terminal electrode 7. <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
