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33772 - Battery cell controller

Features

  • 5.0 V ≤ VPWR ≤ 30 V operation, 40 V transient.
  • 3 to 6 cells management.
  • 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 at 5.0 mA reference suppl.

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Datasheet preview – 33772

Datasheet Details

Part number 33772
Manufacturer NXP
File Size 252.53 KB
Description Battery cell controller
Datasheet download datasheet 33772 Datasheet
Additional preview pages of the 33772 datasheet.

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Full PDF Text Transcription

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NXP Semiconductors Data Sheet Summary for MC33772 Battery cell controller IC 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 SPI or transformer isolation to a microcontroller for processing. Features • 5.0 V ≤ VPWR ≤ 30 V operation, 40 V transient • 3 to 6 cells management • Isolated 2.0 Mbps differential communication or 4.
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