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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
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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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