What do you do when you have ATMega328s in QFN package burning a hole in your bug box, but you aren’t set up for SMD and have limited access to parts? You man up and do what [Djpanjan] did ...

The chip I needed to replace was a TDP158, which comes in a 40-pin quad-flat no-leads (QFN) package. I don’t know much about SMD, but this is clearly a package that can’t be tackled with just ...