On Sun, 05 Jan 2014 17:35:32 +0000, Andy Burns
wrote:

I did a Google search for "linear psu site:cpc.farnell.com" I didn't see
any such warning on the half a dozen or so I picked at random.

I had another look to make sure I was not dreaming; the warning is not
on the main product page but appears on the "further information"
page, like this one:
http://cpc.farnell.com/jsp/level5/mo...cpc/646821.xml