Hi Steve! The formula that has been floating around for a while is that you get 30-grams of surface tension for every square inch of pad surface.... -Steve Gregory- > Question? > > There is a formula somewhere which I can use to calculate the maximum > allowable mass of a component in relation to the pad lands. Basically I > want to make sure our designers do not put components on the underside > of the PCB which are going to fall off during doublesided reflow. > > I would like to point out that this is a design for manufacturability > question, not an attack on the tentative grasp on reality some card > designers have. > > Steve. >