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Texas Instruments BQ2461X User Manual

User's guide

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User's Guide

SLUU396A – January 2010 – Revised July 2010

bq2461x/bq2463x EVM (HPA422) Multi-Cell Synchronous

Switch-Mode Charger

Contents

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

2.3

Equipment Setup

...................................................................................................

5

2.4

Procedure

...........................................................................................................

6

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

List of Figures

1

Original Test Setup for HPA422 (bq2461x/bq2463x EVM)

............................................................

5

2

Top Layer

...................................................................................................................

11

3

2

nd

Layer

....................................................................................................................

12

4

3

rd

Layer

.....................................................................................................................

13

5

Bottom Layer

...............................................................................................................

14

6

Top Assembly

..............................................................................................................

15

7

Bottom Assembly

..........................................................................................................

16

8

Top Silkscreen

.............................................................................................................

17

9

Bottom Silkscreen

.........................................................................................................

18

10

bq2461x/bq2463x EVM Schematic

.....................................................................................

19

List of Tables

1

I/O Description

...............................................................................................................

2

2

Controls and Key Parameters Setting

....................................................................................

3

3

Recommended Operating Conditions

....................................................................................

3

4

Bill of Materials

..............................................................................................................

8

1

SLUU396A – January 2010 – Revised July 2010

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

Copyright © 2010, Texas Instruments Incorporated

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