bq29312A Datasheet (Texas Instruments) - Lithium-Ion or Lithium-Polymer Battery Protection

bq29312A, Lithium-Ion or Lithium-Polymer Battery Protection

The bq29312A is a 2-, 3-, or 4-cell lithium-ion battery pack protection analog front end (AFE) IC that incorporates a 3.3-V, 25-mA low-dropout regulator (LDO).

The bq29312A also integrates an I2C compatible interface to extract battery parameters such as cell voltages and control output status.

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bq29312A Features

* 2-, 3-, or 4-Cell Series Protection Control

* Can Directly Interface With the bq2084 Gas Gauges

* Provides Individual Cell Voltages and Battery Voltage to Battery Management Host

* Integrated Cell Balancing Drive

* I2C Compatible User Interface Allows Access