36V 20Ah lithium battery for electric tricycle

Primary Safety Features

• Battery cell over/undervoltage protection
• pack over/undervoltage protection
• charge and discharge overcurrent protection
• short-circuit protection
• over temperature protection
• cell balancing

Secondary Safety Features

• SmartSafety algorithms for early detection of potential faults
• temperature abnormalities
• cell imbalance exceeds safety limits
• MOSFET failure or loss of MOSFET control
• Safety overvoltage, pack and cell
• Safety overtemperature, limits for both charge and discharge
• Safety overcurrent, charge and discharge
• Failed current measurement, voltage measurement, or temperature measurement

Charge Control Features

• Meets SMBus 1.1 and Smart Battery System (SBS) Specification 1.1 requirements
• Active cell balancing
• Reports target charging current and/or voltage to an SBS Smart Charger
• Reports the chemical State-of-charge for each cell and pack
• Supports precharging and zero-volt charging with separate MOSFET control
• Fault reporting

  Feature	Comments
  Capacity	20Ah
  Nominal voltage	36V
  Charge voltage	42V
  Cut-off voltage	29V
  Max.cont charge current	10A
  Max.cont discharge current	30A
  Circuit self discharge rate	MAX 850uA, normal 780uA, Min 700uA
  Cell Balancing	PowerPump technology transers charge between cells to balance their voltage and capacity. Highly efficient charge-transfer circuitry nearly eliminates energy loss while providing true real-time balance between cells, resulting in longer run-time and improved cycle life.
  State of Charge Measurement	18-bit integrating delta-sigma ADC coulomb counter; State-of-charge is reported via SMBus and optional display.
  Communication	SMBus
  Size	197x131x183mm
  weight	6KG