4 layers70 × 55 mm

Boards in 1 GitHub repository, designed in KiCad, that use the ADA4505-1ARJZ-R7 by Analog Devices (-2.5V~-900mV、900mV~2.5V -40℃~+125℃ 0.006V/us 0.05pA 0.5pA 1 1.8V~5V 100dB 11.5uA 3.8mA 3mV 50kHz 65nV/√Hz@1kHz 95uV/℃ Rail-to-Rail Input, Rail-to-Rail Output Reverse-phase input protection SOT-23-5 Operational Amplifier ROHS). See how each wires it, with its parts, size, README and files; the ADA4505-1ARJZ-R7’s symbol, footprint and pinout are on its own page.
