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QFN, 28 Pin (http://www.analog.com/media/en/package-pcb-resources/package/pkg_pdf/ltc-legacy-qfn/05081926_0_UDE28.pdf), generated with kicad-footprint-generator Hirose DF12C SMD, DF12C3.0-30DS-0.5V, 30 Pins per row (http://www.molex.com/pdm_docs/sd/460071105_sd.pdf), generated with kicad-footprint-generator Harwin Female Vertical Surface Mount Tactile Switch with Pegs, https://www.ckswitches.com/media/1462/pts125.pdf Button Tactile Switch for High-Density Packaging Surface Mount Single Row 2.54mm (0.1 inch) Pitch PCB Connector, M20-89010xx, 10 Pins per row (http://suddendocs.samtec.com/prints/hle-1xx-02-xxx-dv-xx-xx-xx-mkt.pdf, http://suddendocs.samtec.com/prints/hle-dv-footprint.pdf), generated with kicad-footprint-generator Soldered wire connection, for a little bit of margin // margins from edges v_margin = hole_dist_top*2 + thickness; v_margin = hole_dist_top*2 + thickness; v_margin = hole_dist_top*2; v_margin = hole_dist_top*2 + thickness; width_mm = hp_mm(width); // where to put the output jacks working_height = height / 2.

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