Texas Instruments TPS51220EVM Evaluation Module TPS51220EVM TPS51220EVM Scheda Tecnica
Codici prodotto
TPS51220EVM
User
'
s Guide
SLVU251A
–
June 2008
–
Revised May 2011
High-Performance Synchronous Buck EVM Using the
TPS51220
Contents
1
Description
...................................................................................................................
2
Electrical Performance
.....................................................................................................
3
Schematic
....................................................................................................................
4
Test Setup and Procedure
.................................................................................................
5
Configuration
................................................................................................................
6
Bill of Materials
..............................................................................................................
7
EVM Assembly Drawing and PCB Layout
...............................................................................
8
Reference
...................................................................................................................
List of Figures
1
HPA302 EVM Schematic Diagram (DCR-Sensing)
...................................................................
2
Equipment Setup for TPS51220EVM Board
............................................................................
3
(CH1) Cut Trace Underneath R6
.........................................................................................
4
(CH2) Cut Trace Underneath R20
........................................................................................
5
Top Layer/ Assembly
.......................................................................................................
6
Inner Layer 1
................................................................................................................
7
Inner Layer 2
...............................................................................................................
8
Bottom Layer/ Assembly
..................................................................................................
List of Tables
1
Switching Frequency Selection
...........................................................................................
2
Skip Mode Selection
........................................................................................................
3
Current-Sensing Scheme Selection (CH1)
..............................................................................
4
Current Sensing Scheme Selection (CH2)
..............................................................................
5
TRIP/ Discharge Mode Selection
.........................................................................................
6
Control Mode/OVP Selection
..............................................................................................
7
Soft-Start Setting Selection
...............................................................................................
8
Bill of Materials
..............................................................................................................
1
SLVU251A
–
June 2008
–
Revised May 2011
High-Performance Synchronous Buck EVM Using the TPS51220
Copyright
©
2008
–
2011, Texas Instruments Incorporated