Texas Instruments Evaluation Module for TPS65258, Three DC-DC converters with Integrated FET and 2 USB Switches TPS65258 TPS65258EVM Scheda Tecnica

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TPS65258EVM
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User
'
s Guide
SLVU569
September 2011
TPS65258 High Current, Synchronous Step Down Three
Buck Switcher Evaluation Module with Two USB Switches
This document presents the information required to power the TPS65258 PMIC as well as the support
documentation including schematic and bill of materials.
Contents
1
Background and EVM Limitations
........................................................................................
2
Power-up Procedure
........................................................................................................
3
TPS65258EVM Schematic
................................................................................................
4
EVM Layout
..................................................................................................................
5
Bench Test Setup Conditons
..............................................................................................
5.1
Headers Description
...............................................................................................
5.2
Test Points and Placement
.......................................................................................
List of Figures
1
TPS65258EVM Schematic
................................................................................................
2
Composite Layer
............................................................................................................
3
Top Layer
....................................................................................................................
4
Middle Layer (2nd), Solid Cu Ground
....................................................................................
5
Middle (3rd) Layer
..........................................................................................................
6
Bottom Layer
................................................................................................................
List of Tables
1
Input Voltage and Output Current Summary
............................................................................
2
Bill of Materials
.............................................................................................................
1
SLVU569
September 2011
TPS65258 High Current, Synchronous Step Down Three Buck Switcher
Evaluation Module with Two USB Switches
Copyright
©
2011, Texas Instruments Incorporated