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MC33771BTP1AE - Battery cell controller

Download the MC33771BTP1AE datasheet PDF. This datasheet also covers the MC33771B_SDS variant, as both devices belong to the same battery cell controller family and are provided as variant models within a single manufacturer datasheet.

General Description

The 33771 is a SMARTMOS lithium-ion battery cell controller IC designed for automotive applications, such as hybrid electric (HEV) and electric vehicles (EV) along with industrial applications, such as energy storage systems (ESS) and uninterruptible power supply (UPS) systems.

Key Features

  • 9.6 V ≤ VPWR ≤ 63 V operation, 75 V transient.
  • 7 to 14 cells management.
  • Isolated 2.0 Mbps differential communication or 4.0 Mbps SPI.
  • Addressable on initialization.
  • 0.8 mV maximum total voltage measurement error.
  • Synchronized cell voltage/current measurement with coulomb count.
  • Total stack voltage measurement.
  • Seven GPIO/temperature sensor inputs.
  • 5.0 V at 5.0 mA reference supply output.
  • Automatic over/un.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (MC33771B_SDS-NXP.pdf) that lists specifications for multiple related part numbers.

Full PDF Text Transcription for MC33771BTP1AE (Reference)

Note: Below is a high-fidelity text extraction (approx. 800 characters) for MC33771BTP1AE. For precise diagrams, and layout, please refer to the original PDF.

MC33771B_SDS Battery cell controller IC Rev. 7.0 — 10 May 2021 Product short data sheet 1 General description The 33771 is a SMARTMOS lithium-ion battery cell controller ...

View more extracted text
scription The 33771 is a SMARTMOS lithium-ion battery cell controller IC designed for automotive applications, such as hybrid electric (HEV) and electric vehicles (EV) along with industrial applications, such as energy storage systems (ESS) and uninterruptible power supply (UPS) systems. The device performs ADC conversions of the differential cell voltages and current, as well as battery coulomb counting and battery temperature measurements. The information is digitally transmitted through the Serial Peripheral Interface (SPI) or Transformer Isolation (TPL) to a microcontroller for processing. 2 Features • 9.

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