TIDA032A
October 2019 – November 2026
1
Description
Resources
Features
Applications
6
1
System Description
1.1
Key System Specifications
1.2
Description
2
System Overview
2.1
Block Diagram
2.2
Design Considerations
2.2.1
Input Power
2.2.1.1
Vpwr
2.2.1.2
3.3V
2.2.1.3
3.3V_ISO
2.2.2
Communication Interface
2.2.2.1
PSE I2C Communication
2.2.2.2
MCU - Host Communication
2.2.3
MSP430F523x and MSPM0G1107x Hardware Design
2.3
Highlighted Products
2.3.1
TPS23882 and TPS23882B
2.3.2
MSPM0G1107x and MSP430F523x
2.3.3
ISO7741
2.3.4
ISO7731
2.3.5
CSD19538
2.3.6
LM5017
2.3.7
LM5020
2.3.8
LM5050
2.3.9
INA240
2.3.10
REF3425
2.3.11
TPS3890
3
Hardware, Software, Testing Requirement and Test Result
3.1
Required Hardware and Software
3.1.1
Hardware
3.1.2
Software
3.2
Testing and Results
3.2.1
Test Setup
3.2.1.1
Hardware Setup
3.2.1.2
LED, Test Point, Jumper, and Connector Settings
3.2.1.2.1
EVM LEDs
3.2.1.2.2
EVM Test Points
3.2.1.2.3
EVM Jumpers
3.2.1.2.4
EVM Input and Output Connectors
3.2.1.3
System Firmware GUI Setup
3.2.1.3.1
PSE System Firmware GUI Installation
3.2.1.3.2
PSE System Firmware GUI Operation
3.2.2
Test Results
4
Design and Documentation Support
4.1
Design Files
4.1.1
Schematic
4.1.2
Bill of Materials
4.1.3
PCB Layout Recommendations
4.1.3.1
Layout Prints
4.1.4
Altium Project
4.1.5
Gerber Files
4.1.6
Assembly Drawings
4.1.7
Software Files
5
Related Documentation
5.1
Trademarks
6
Revision History
5
Related Documentation
Texas Instruments,
TPS23882 Type-3, 2-pair, 8-Channel, PoE PSE controller with SRAM and 200-mΩ RSENSE
, product page
Texas Instruments,
TPS23882B Type-3, two-pair, 8-channel PoE PSE controller with autonomous mode, SRAM and 200-mΩ RSENSE
, product page
Texas Instruments,
TPS23882EVM-084 TPS23882 Type-3, 30W, 2-pair, PSE daughter card for 24-port PSE systems
, product page