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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