2 layers84.2 × 52 mm

Boards in 8 GitHub repositories, designed in KiCad, that use the STC4054GR by STMicroelectronics (-40℃~+85℃ 1 25uA 4.25V~6.5V 4.2V 800mA Charging IC Lithium Battery TSOT-23-5 Battery Management ROHS). See how each wires it, with its parts, size, README and files; the STC4054GR’s symbol, footprint and pinout are on its own page.



abrahanlp/Home-Ambient
2-wire home thermostat with temperature, humidity, pressure and air quality measures.




