sBMS

Open-source SmartBMS design made for self-balancing electric vehicles, like EUCs and Onewheels.

Features

• Max cell configuration of 36S (or 151.2V)
• Cell-to-cell balancing with ETA3000
• Cell voltage monitoring and controlled self-discharge with LTC6803-4
• Pack temperature/humidity sensing with up to 8 HDC3022 ICs
• Current sensing with TMCS1123, on discharge and charge paths
• Powered by STM32G0B1
• BMS-Controller communication via CAN-FD and OpenCyphal
• Charging over-current protection
• And much more!