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MC33772B - Battery cell controller

Description

The 33772 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.

Features

  • 5.0 V ≤ VPWR ≤ 30 V operation, 40 V transient.
  • 3 to 6 cells management.
  • 0.8 mV total cell voltage measurement error.
  • Isolated 2.0 Mbps differential communication or 4.0 Mbps SPI.
  • Addressable on initialization.
  • Synchronized cell voltage/current measurement with coulomb count.
  • Total stack voltage measurement.
  • Seven GPIO/temperature sensor inputs.
  • 5.0 V reference supply output with 5 mA capability.
  • Automatic.

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Datasheet Details

Part number MC33772B
Manufacturer NXP
File Size 401.32 KB
Description Battery cell controller
Datasheet download datasheet MC33772B Datasheet
Additional preview pages of the MC33772B datasheet.

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Full PDF Text Transcription

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MC33772B Battery cell controller IC Rev. 6.0 — 2 April 2020 Short data sheet: technical data 1 General description The 33772 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 • 5.0 V ≤ VPWR ≤ 30 V operation, 40 V transient • 3 to 6 cells management • 0.
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