Forum Discussion

Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

EMP1270 BGA burning up

On a new design we have a repeated problem that the EMP1270 developes a short between pwr and gnd and smokes. Single 3.3v supply operation, all other devices on board on same supply. The only exposed...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

Sometimes with switchers we get 'magic finger' problems

-- which means your scope probe will 'fix' it while connected, hence hard to spot

I'm not saying that's what you have, but if you have a suitable bench supply, might suggest using that for a while to remove switcher from equation -- at least you've removed one unknown!