User's Guide
SLVU549
–
December 2011
TPS7A1601EVM-046
This user’s guide describes operational use of theTPS7A1601EVM-046 evaluation module (EVM) as a
reference design for engineering demonstration and evaluation of the TPS7A1601, low-dropout (LDO)
linear regulator. Included in this user’s guide are setup instructions, a schematic diagram, layout and
thermal guidelines, a bill of materials, and test results.
Contents
1
2
Introduction
..................................................................................................................
Setup
.........................................................................................................................
2.1
Input/Output Connectors and Jumper Descriptions
...........................................................
2.2
Equipment Setup
...................................................................................................
Operation
.....................................................................................................................
Test Results
.................................................................................................................
4.1
Turnon Sequence
..................................................................................................
4.2
Output Load Transient
.............................................................................................
4.3
Power Good
........................................................................................................
Thermal Guidelines and Layout Recommendations
...................................................................
Board Layout
................................................................................................................
Schematic and Bill of Materials
...........................................................................................
7.1
Schematic
...........................................................................................................
7.2
Bill of Materials
.....................................................................................................
List of Figures
1
2
3
4
5
6
7
Turnon Sequence
...........................................................................................................
Load Step and Transient Response
......................................................................................
Power Good Operation
.....................................................................................................
Top-Layer Silkscreen
.......................................................................................................
Top-Layer Routing
..........................................................................................................
Bottom-Layer Routing
......................................................................................................
TPS7A1601EVM-046 Schematic
.........................................................................................
List of Tables
1
2
Thermal Resistance,
θ
JA
, and Maximum Power Dissipation
...........................................................
TPS7A1601EVM-046 Bill of Materials
3
4
5
6
7
...................................................................................
PowerPAD is a trademark of Texas Instruments.
SLVU549
–
December 2011
TPS7A1601EVM-046
Copyright
©
2011, Texas Instruments Incorporated
1
TI [ TEXAS INSTRUMENTS ]
