2 layers117.2 × 65 mm

BMS v21
martymsc/Carring-bms
Bms system for lithium based cells. Carring because it cares :D
179 partsGPL-3.0
Boards in 1 GitHub repository, designed in KiCad, that use the BQ76PL455APFCR by Texas Instruments (-40℃~+85℃ 5.1V~5.5V 50uA 6~16 Balancing IC、Monitoring IC Not supported Support TQFP-80(12x12) Battery Management ROHS). See how each wires it, with its parts, size, README and files; the BQ76PL455APFCR’s symbol, footprint and pinout are on its own page.

martymsc/Carring-bms
Bms system for lithium based cells. Carring because it cares :D