Toaster Oven Reflow Controller
Introduction This Project Is Inspired By Henrik Forsten Nowadays many of the most “exciting” chips come only in leadless packages, such as BGA and QFN which are hard or impossible to solder just by soldering iron, because leads are under the chip where they can’t be reached. These kinds of chips are usually soldered using reflow soldering. Temperature profile in reflow soldering. Source: Wikipedia For the solder paste to work correctly, the temperature of the oven must follow the correct temperature profile accurately. Real reflow ovens are usually expensive, but ordinary toaster ovens can be used with an external controller board. ...