Table of Contents
1 Introduction.............................................................................................................................................................................3
2 Setup........................................................................................................................................................................................3
2.1 LDO Input/Output Connector Descriptions.........................................................................................................................3
2.2 Optional Load Transient Input/Output Connector Descriptions..........................................................................................4
2.3 TPS7A53A-Q1 LDO Operation and Component Selection................................................................................................5
2.4 Optional Load Transient Circuit Operation.........................................................................................................................6
3 Board Layout...........................................................................................................................................................................8
4 TPS7A53EVM-080 Schematic.............................................................................................................................................. 10
5 Bill of Materials......................................................................................................................................................................11
List of Figures
Figure 2-1. TPS7A53EVM-080 Turn-On......................................................................................................................................5
Figure 2-2. TPS7A53EVM-080 With Current Probes Attached................................................................................................... 6
Figure 2-3. TPS7A53EVM-080 Load Transient Results: 1-mA to 3-A Load Step........................................................................7
Figure 2-4. TPS7A53EVM-080 Load Transient Results: 3-A to 1-mA Load Step........................................................................7
Figure 3-1. Top Assembly Layer and Silkscreen......................................................................................................................... 8
Figure 3-2. Top Layer Routing..................................................................................................................................................... 8
Figure 3-3. Layer 2...................................................................................................................................................................... 8
Figure 3-4. Layer 3...................................................................................................................................................................... 8
Figure 3-5. Layer 4...................................................................................................................................................................... 9
Figure 3-6. Layer 5...................................................................................................................................................................... 9
Figure 3-7. Bottom Layer Routing................................................................................................................................................9
Figure 3-8. Bottom Assembly Layer and Silkscreen....................................................................................................................9
Figure 4-1. Schematic................................................................................................................................................................10
Trademarks
LeCroy™ is a trademark of Teledyne LeCroy.
Kapton® is a registered trademark of DuPont.
All trademarks are the property of their respective owners.
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2TPS7A53EVM-080 Evaluation Module SBVU078 – NOVEMBER 2022
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