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bq77PL900 - 5-10 cell Li-ion Battery protection AFE

Description

The bq77PL900 is a five to ten series cell lithium-ion battery pack protector.

The integrated I2C communications interface allows the bq77PL900 also to be as an analog front end (AFE) for a Host controller.

Features

  • 1.
  • 5, 6, 7, 8, 9, or 10 Series-Cell Primary Protection.
  • PMOS FET Drive for Charge and Discharge FETs.
  • Capable of Operation with 1-mΩ Sense Resistor.
  • Supply Voltage Range from 7 V to 50 V.
  • Low Supply Current of 450 µA Typical.
  • Integrated 5-V, 25-mA LDO.
  • Integrated 3.3-V, 25-mA LDO.
  • Stand-Alone Mode.
  • Pack Protection Control and Recovery.
  • Individual Cell Monitoring.
  • Integrated Cell Balancing.

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Full PDF Text Transcription

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bq77PL900 www.ti.com ...................................................................................................................................................... SLUS844B – JUNE 2008 – REVISED JANUARY 2009 Five to Ten Series Cell Lithium-Ion or Lithium-Polymer Battery Protector and Analog Front End FEATURES 1 • 5, 6, 7, 8, 9, or 10 Series-Cell Primary Protection • PMOS FET Drive for Charge and Discharge FETs • Capable of Operation with 1-mΩ Sense Resistor • Supply Voltage Range from 7 V to 50 V • Low Supply Current of 450 µA Typical • Integrated 5-V, 25-mA LDO • Integrated 3.
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