TIDA-00035 Reference Design

Texas Instruments

I2C Controlled 4.5A Single Cell USB / Adaptor Charger Reference Design

Description

This reference design is a highly-integrated switch-mode battery charge management and system power path management solution for single cell Li-Ion and Li-polymer battery in a wide range of tablet and other portable devices. Its low impedance power path optimizes switch-mode operation efficiency: reduces battery charging time and extends battery life during discharging phase. The I2C serial interface with charging and system settings makes the design a truly flexible solution.

Features
  • • # Series Cells: 1S• Max Input Volts: 17V• Max Charge Current: 4.5A• Topology: Switch Mode
Applications
  • Tablet (multimedia)
  • E-reader
  • Smartphone
Product Categories
  • Power management

Parts

Part Number Name Companion Part
BQ24190 BQ24190 Buy Datasheet
BQ27531-G1 BQ27531-G1 Buy Datasheet

Bill Of Materials

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Schematic

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Design File

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Test Data

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Other Documents

Title Updated Type Size (KB)
TIDA-00035 PCB 26 Aug 2013 PDF 162
TIDA-00035 BOM 26 Aug 2013 PDF 33
TIDA-00035 Schematic 26 Aug 2013 PDF 48