4 layers70 × 53 mm

Boards in 1 GitHub repository, designed in KiCad, that use the OPA4189ID by Texas Instruments (-18V~-2.25V、2.25V~18V -40℃~+125℃ 1.7mA 14MHz 168dB 20V/us 30nV/℃ 4.5V~36V 5.2nV/√Hz@1kHz 5nA 5uV 65mA 70pA EMI filtering/RF suppression、Zero drift / auto-zero、ESD protection、Reverse-phase input protection Four channels Rail-to-rail output SOIC-14 Precision Op Amps ROHS). See how each wires it, with its parts, size, README and files; the OPA4189ID’s symbol, footprint and pinout are on its own page.
