4 layers122 × 122 mm

Boards in 1 GitHub repository, designed in KiCad, that use the TPS5402D by Texas Instruments (-40℃~+85℃@(TA) 1 1.1MHz 1.7A 100uA 3.5V~28V Adjustable Buck Buck Built-in No SOIC-8 DC-DC Converters ROHS). See how each wires it, with its parts, size, README and files; the TPS5402D’s symbol, footprint and pinout are on its own page.
