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TPS65471 Datasheet Single-Chip Power and Battery Management

Manufacturer: Texas Instruments

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General Description

TPS65471 integrates a Li-ion linear charger, power path management, four LDO regulators, 4.25-V synchronous boost converter and 4.25-V LDO regulator, three LED drivers and one motor driver.

With the power path circuitry, USB-port, AC-DC adapter and Li-ion battery power can be switched seamlessly as the power source of 3.2-V LDO output regulators.

This prevents instability in the system.

Overview

Product Folder Sample & Buy Technical Documents Tools & Software Support & Community TPS65471 SLVSBE8A – JUNE 2012 – REVISED APRIL 2016 TPS65471 Single-Chip Power and Battery Management IC for Li-Ion Powered Systems.

Key Features

  • 1 40-Pin QFN package (6 mm x 6 mm) with PowerPAD™.
  • Integrated Dynamic Power Path Circuitry (VBUS, VAC, VBAT) With Power Good Signal Outputs and Reverse Current Protection.
  • 550-mA Li-Ion Battery Charger With 2 State Pins and Safety Timers.
  • Integrated 4.25-V Synchronous Boost Converter (PWM) and LDO to Provide Voltage Source for LEDs.
  • 4 LDOs for Each Function in the System.
  • USB Suspend Mode.
  • Reset Output.
  • 3 LED Drivers With PW.

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