MC33771BTP1AE 电池管理芯片 NXP

MC33771BTP1AE

电池管理 Battery Cell Controller, Premium, 14 Channels, TPL, LQFP64, reel

The MC33664 transformer physical layer and MC33771BTP1AE MC33771 battery cell controller solution enable reliable, safe low-cost Li-ion cell control applications with affordable, robust and high-speed isolated communication.

These fully integrated battery monitoring devices are for

automotive and industrial mission-critical applications.

Battery topology flexibility is supported with compatibility

including 48 V batteries with one analog front end (AFE).

FEATURES  MC33771BTP1AE

} 9.6 V ≤ VPWR ≤ 61.6 V operation, 75 V transient

} Isolated 2 Mbps differential communication or 4 Mbps SPI

} 14 x differential cells voltage and stack voltage measurements

} High-precision current measurement (+/- 1500 A) with low resolution

} Coulomb counter

} Synchronized cell voltage/current measurement 100 μs skew

} 7 x ADC/GPIO/temperature sensor inputs

} Addressable on initialization

} Onboard 300 mA passive cell balancing low ohmic MOSFETS with diagnostics

} Low-power modes

} 64-pin LQFP package

} Designed to support ISO 26262, up to ASIL D safety capability

AUTOMOTIVE APPLICATIONS  MC33771BTP1AE

} High-voltage battery management systems (> 800 V)

} 48 V battery management systems