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bq25071 Datasheet Battery Charger

Manufacturer: Texas Instruments

Overview: Product Folder Sample & Buy Technical Documents Tools & Software Support & Community bq25071 SLUSBK6 – JULY 2014 bq25071 1-A, Single-Input, Single-Cell LiFePO4 Linear Battery Charger with 50 mA LDO.

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General Description

The bq25071 is a highly integrated, linear, LiFePO4 battery charger targeted at space-limited portable applications.

It accepts power from either a USB port or AC adapter and charges a single-cell LiFePO4 battery with up to 1 A of charge current.

The 30 V input rating with 10.5 V input overvoltage protection supports low-cost unregulated adapters.

Key Features

  • 1 Single Cell LiFePO4 Charging Algorithm.
  • 30V Input Rating, With 10.5 V Overvoltage Protection (OVP).
  • 50mA Integrated Low Dropout Linear Regulator (LDO).
  • Programmable Charge Current Through ISET and EN Terminals.
  • 7% Charge Current Regulation Accuracy.
  • Thermal Regulation and Protection.
  • Soft-Start Feature to Reduce Inrush Current.
  • Battery NTC Monitoring.
  • Charging Status Indication 2.

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