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bq25050 Datasheet Single Cell Li-Ion Battery Charger

Manufacturer: Texas Instruments

Overview: bq25050 www.ti.com SLUSA33 – MARCH 2010 1A, Single-Input, Single Cell Li-Ion Battery Charger with 50-mA LDO, External Power Path Control, and Single Input Interface Check for Samples:.

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General Description

The bq25050 is a highly integrated Li-Ion linear battery charger targeted at space-limited portable applications.

It operates from either a USB port or AC Adapter and charges a single-cell Li-Ion 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.
  • 30V input Rating, With 10.5V Over-Voltage Protection (OVP).
  • FET Controller for External Battery FET for External Power Path Control (BGATE).
  • Input Voltage Dynamic Power Management.
  • 50mA integrated Low Dropout Linear Regulator (LDO).
  • Programmable Charge Current Through Single Input Interface (CTRL).
  • 0.5% Battery Voltage Regulation Accuracy.
  • 7% Charge Current Regulation Accuracy.
  • Thermal Regulation and Protection.

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