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bq25070 Datasheet Battery Charger

Manufacturer: Texas Instruments

Overview: bq25070 www.ti.com SLUSA66 – JULY 2011 1A, Single-Input, Single-Cell LiFePO4 Linear Battery Charger with 50mA LDO Check for Samples:.

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General Description

The bq25070 is a highly integrated LiFePO4 linear battery charger targeted at space-limited portable applications.

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

The 30V input voltage range with input over-voltage protections supports low-cost unregulated adapters.

Key Features

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

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