To provide a connector module for enhancing the withstand overvoltage of an Internet port, by preventing occurrence of creeping discharge before the dielectric strength of a pulse transformer is reached when an overvoltage is applied.
A connector module for protecting a communication apparatus from overvoltage comprises: a printed circuit board composed of an insulator; a pulse transformer provided on the first surface or the second surface, i.e., the back side of the first surface, of the printed circuit board; primary printed wiring provided on the first surface of the printed circuit board, and connected with the primary of the pulse transformer via a primary lead wire; and a secondary printed wiring board provided on the second surface of the printed circuit board, and connected with the secondary of the pulse transformer via a secondary lead wire.
AKIYAMA YOSHIHARU
TOMINAGA AKIYOSHI
| JPH09232145A | 1997-09-05 | |||
| JP2010045257A | 2010-02-25 | |||
| JP2002260935A | 2002-09-13 |
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