That .pdf is just the basic configuration. The application note and reference designs do show protection and filtering. Gary On Thu, Sep 8, 2011 at 2:54 PM, Michael Watterson wrote= : > RussellMc wrote: > > Offline LED controller IC with power factor control > 0.9 and TRIAC > dimmable. > > reference designs provided. > > Electrolytic free designs. > > > > 7 versions with 6W - 50W range over 85-308 VAC input range. > > Isolation and sensing with 3rd transformer winding rather than optical. > > > > > http://www.powerint.com/en/products/linkswitch-family/linkswitch-ph?AdSou= rce=3DeDMen&elq=3Dd8e8d46faf534d5681c60a44e38bcc3e&elqCampaignId=3D97 > > > > > > > > Warning: Rant. > > No line filtering? > I getting fed up of "modern" circuits where they don't bother with > proper elimination of RFI generation. Are people not supposed to use the > Radio any more? > > I took apart a few SM / Electronic ballast Phone chargers and CFLs > recently. A 4uF electrolytic with 2cm leads is not an RFI filter. > LW is particularly badly affected (of course they don't have that in > Japan or USA), but LW is only AM source of RTE R1 in Ireland UK and only > AM source of BBC R4 in Ireland and parts of UK where FM doesn't reach. > The UK and Irish regulators are only interested in maximising revenue > from selling spectrum. Even to splitting spectrum that should be a > single wholesale block for efficient use. > The CE mark has become a joke. It certainly doesn't mean gadgets, lamps, > Enthernet over Mains or chargers meet real EU RFI standards. > > > > -- > http://www.piclist.com PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist > --=20 ---------------------------------------------- Gary A. Crowell Sr., P.E., CID+ Linkedin Elance KE7FIZ --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .