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User's Guide
SLVU263 – August 2008
TPS54231EVM-372 2-A, SWIFT™ Regulator Evaluation
Module
Contents
1 Introduction ................................................................................................................... 2
2 Test Setup and Results ..................................................................................................... 3
3 Board Layout ................................................................................................................ 14
4 Schematic and Bill of Materials ........................................................................................... 16
List of Figures
1 TPS54231EVM-372 Efficiency ............................................................................................. 4
2 TPS54231EVM-372 Low Current Efficiency ............................................................................. 5
3 TPS54231EVM-372 Load Regulation ..................................................................................... 5
4 TPS54231EVM-372 Line Regulation ...................................................................................... 6
5 TPS54231EVM-372 Transient Response ............................................................................... 7
6 TPS54231EVM-372 Loop Response ..................................................................................... 8
7 TPS54231EVM-372 Output Ripple ....................................................................................... 9
8 TPS54231EVM-372 Input Ripple ........................................................................................ 10
9 TPS54231EVM-372 Start-Up Relative to V
IN
.......................................................................... 11
10 TPS54231EVM-372 Start-up Relative to Enable ...................................................................... 12
11 TPS54231EVM–372 Eco–mode™ Operation .......................................................................... 13
12 TPS54231EVM-372 Thermal Image ..................................................................................... 14
13 TPS54231EVM-372 Top-Side Layout ................................................................................... 15
14 TPS54231EVM-372 Bottom-Side Layout ............................................................................... 15
15 TPS54231EVM-372 Top-Side Assembly................................................................................ 16
16 TPS54231EVM-372 Schematic .......................................................................................... 17
List of Tables
1 Input Voltage and Output Current Summary ............................................................................. 2
2 TPS54231EVM-372 Performance Specification Summary ............................................................. 2
3 Output Voltages Available .................................................................................................. 3
4 EVM Connectors and Test Points ......................................................................................... 4
5 TPS54231EVM-372 Bill of Materials ..................................................................................... 18
SWIFT is a trademark of Texas Instruments.
is a registered trademark of ~ Texas Instruments.
SLVU263 – August 2008 TPS54231EVM-372 2-A, SWIFT™ Regulator Evaluation Module 1
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Verzeichnis
- ・ Blockdiagramm on Seite 16 Seite 17 Seite 18
- ・ Technische Daten on Seite 2
- ・ Anwendungsbereich on Seite 20
