2 layers109.2 × 35.6 mm

Boards in 1 GitHub repository, designed in KiCad, that use the HCPL2631SD by onsemi (-40℃~+85℃ 1.4V 100ns 10Mbps 10kV/us 2 2.5kV 30mA 4.5V~5.5V 50mA 5V 5mA 75ns 85mW DC Output enable control、Open-collector output SOP-8-2.54mm Logic Output Optoisolators ROHS). See how each wires it, with its parts, size, README and files; the HCPL2631SD’s symbol, footprint and pinout are on its own page.
