E3490-AL - (E349x-AL) Common Mode Line Chokes

Coilcraft

Datasheet Details

to help meet the requirements of all major international safety agencies. These include 2 mm thick center flanges and 3 mm creepage and clearance from all terminations to the core. Common mode chokes are used to reduce AC line conducted interference produced by switching power supplies. This configuration produces opposing magnetic fluxes in the core that serve to cancel in-phase noise signals appearing across the AC line. This mode allows much more filtering capability in a given core size than.

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Published: Jan 24, 2008 |