Texas Instruments BQ2461X User Manuals

Table of Contents

• bq2461x/bq2463x EVM (HPA422) Multi-Cell Synchronous Switch-Mode Charger

  1
  • 1 Introduction

    2
    • 1.1 EVM Features

      2
    • 1.2 General Description

      2
    • 1.3 I/O Description

      2
    • 1.4 1.4 Controls and Key Parameters Setting

      3
    • 1.5 Recommended Operating Conditions

      3
  • 2 Test Summary

    4
    • 2.1 Definitions

      4
    • 2.2 Equipment

      4
      • 2.2.1 Power Supplies

        4
      • 2.2.2 LOAD #1

        4
      • 2.2.3 LOAD #2

        4
      • 2.2.4 Oscilloscope

        4
      • 2.2.5 METERS

        5
    • 2.3 Equipment Setup

      5
    • 2.4 Procedure

      6
      • 2.4.1 AC Adapter Detection Threshold

        6
      • 2.4.2 Charger Regulation Voltage

        6
      • 2.4.3 Charge Current and AC Current Regultion (DPM)

        6
      • 2.4.4 Charger Cut-Off by Thermistor

        7
      • 2.4.5 Power Path Selection

        7
  • 3 PCB Layout Guideline

    7
  • 4 Bill of Materials, Board Layout and Schematics

    8
    • 4.1 Bill of Materials

      8
  • 5 Board Layout

    11
  • 6 Schematics

    19
• Important Notices

  20