And general recommendations also say to reduce common mode current. But obviously this shouldn't have been said too:)
On October 14, 2016 9:24:36 AM PDT, John Woodgate <[email protected]> wrote: >It seems to me that claiming familiarity with general recommendations >severely restricts what anyone can add. The general recommendation for >reducing RE is to minimise the areas of current loops by pairing 'go' >and 'return' conductors on adjacent layers of the PC board. But you >obviously know that already. > >With best wishes DESIGN IT IN! OOO – Own Opinions Only ><http://www.jmwa.demon.co.uk/> www.jmwa.demon.co.uk J M Woodgate and >Associates Rayleigh England > >Sylvae in aeternum manent. > >From: MARINA PEYZNER [mailto:[email protected]] >Sent: Friday, October 14, 2016 5:08 PM >To: [email protected] >Subject: [PSES] RE from Flat Panel ICs > > >Dear experts, >Flat panel driver ICs are known for their high emission. I have some >problems with radiated emissions particularly from chips Intersil >Techwell TW8804 and National Semiconductor DS90C385A. >Could you, please share your knowledge about reducing this RE. We are >familiar with general recommendations. > >Thank you, >Eugene >- >---------------------------------------------------------------- >This message is from the IEEE Product Safety Engineering Society >emc-pstc discussion list. To post a message to the list, send your >e-mail to <[email protected] <mailto:[email protected]> > >All emc-pstc postings are archived and searchable on the web at: >http://www.ieee-pses.org/emc-pstc.html >Attachments are not permitted but the IEEE PSES Online Communities site >at http://product-compliance.oc.ieee.org/ can be used for graphics (in >well-used formats), large files, etc. >Website: http://www.ieee-pses.org/ >Instructions: http://www.ieee-pses.org/list.html (including how to >unsubscribe) <http://www.ieee-pses.org/list.html> >List rules: http://www.ieee-pses.org/listrules.html >For help, send mail to the list administrators: >Scott Douglas <[email protected] <mailto:[email protected]> > >Mike Cantwell <[email protected] <mailto:[email protected]> > >For policy questions, send mail to: >Jim Bacher <[email protected] <mailto:[email protected]> > >David Heald <[email protected] <mailto:[email protected]> > > >- >---------------------------------------------------------------- >This message is from the IEEE Product Safety Engineering Society >emc-pstc discussion list. To post a message to the list, send your >e-mail to <[email protected]> > >All emc-pstc postings are archived and searchable on the web at: >http://www.ieee-pses.org/emc-pstc.html > >Attachments are not permitted but the IEEE PSES Online Communities site >at http://product-compliance.oc.ieee.org/ can be used for graphics (in >well-used formats), large files, etc. > >Website: http://www.ieee-pses.org/ >Instructions: http://www.ieee-pses.org/list.html (including how to >unsubscribe) >List rules: http://www.ieee-pses.org/listrules.html > >For help, send mail to the list administrators: >Scott Douglas <[email protected]> >Mike Cantwell <[email protected]> > >For policy questions, send mail to: >Jim Bacher: <[email protected]> >David Heald: <[email protected]> -- Sent from my Android phone with K-9 Mail. Please excuse my brevity. - ---------------------------------------------------------------- This message is from the IEEE Product Safety Engineering Society emc-pstc discussion list. To post a message to the list, send your e-mail to <[email protected]> All emc-pstc postings are archived and searchable on the web at: http://www.ieee-pses.org/emc-pstc.html Attachments are not permitted but the IEEE PSES Online Communities site at http://product-compliance.oc.ieee.org/ can be used for graphics (in well-used formats), large files, etc. Website: http://www.ieee-pses.org/ Instructions: http://www.ieee-pses.org/list.html (including how to unsubscribe) List rules: http://www.ieee-pses.org/listrules.html For help, send mail to the list administrators: Scott Douglas <[email protected]> Mike Cantwell <[email protected]> For policy questions, send mail to: Jim Bacher: <[email protected]> David Heald: <[email protected]>
