Features

• 5.0 V ≤ VPWR ≤ 30 V operation, 40 V transient

• 3 to 6 cells management

• Isolated 2.0 Mbit/s differential communication or 4.0 Mbit/s SPI

• Addressable on initialization

• Bi-directional transceiver to support up to 63 nodes in daisy chain

• 0.8 mV total voltage measurement error

• Synchronized cell voltage/current measurement with coulomb count

• Averaging of cell voltage measurements

• Total stack voltage measurement

• Seven GPIO/temperature sensor inputs

• 5.0 V at 5.0 mA reference supply output

• Automatic over/undervoltage and temperature detection routable to fault pin

• Integrated sleep mode over/undervoltage and temperature monitoring

• Onboard 300 mA passive cell balancing with diagnostics

• Hot plug capable

• Detection of internal and external faults, as open lines, shorts, and leakage

• Designed to support ISO 26262, up to ASIL D safety system

• Fully compatible with the MC33771C and the MC33664

• Qualified in compliance with AEC-Q100

Applications

• Automotive: 12 V and high-voltage battery packs

• E-bikes, e-scooters, drones

• Energy storage systems

• Uninterruptible power supply (UPS)

• Battery junction box