TIDUEB8C
July 2018 – March 2021
TPS274160
Description
Resources
Features
Applications
5
1
System Description
1.1
Key System Specifications
2
System Overview
2.1
Block Diagram
2.2
Highlighted Products
2.2.1
LM5165
2.2.2
TLC59282
2.2.3
TPS4H160-Q1
2.2.4
INA253
2.2.5
TIOL111
2.3
System Design Theory
2.3.1
IO-Link PHY
2.3.2
Current Sink
2.3.3
Power Supply for L+
2.3.4
Power Supply
2.3.5
Pinouts
2.4
Software Frame Handler
2.4.1
PRU-ICSS IO-Link Frame-Handler
2.4.1.1
Performance Advantages and Benefits
2.4.1.2
Principle of Operation
3
Hardware, Software, Testing Requirements, and Test Results
3.1
Required Hardware and Software
3.1.1
Hardware
3.1.2
Software
3.2
Testing and Results
3.2.1
Test Setup
3.2.2
Test Results
3.2.2.1
IO-Link Wake-Up Pulse
3.2.2.2
L+ Turnon Behavior
3.2.2.3
Current Sink on CQ
3.2.2.4
Residue Voltage
3.2.2.5
IO-Link Physical Layer Test Summary
3.2.2.6
Current Sense on Each Port
3.2.2.7
TPS4H160 Thermal Behavior
4
Design Files
4.1
Schematics
4.2
Bill of Materials
4.3
PCB Layout Recommendations
4.3.1
Layout Prints
4.4
Altium Project
4.5
Gerber Files
4.6
Assembly Drawings
5
Software Files
6
Related Documentation
6.1
Trademarks
7
About the Author
8
Revision History
Features
Eight IO-Link ports
Supports COM1, COM2, COM3
Supports 400-µs cycle time
500-mA current per port
All ports overcurrent protected and limited
PRU frame handler enables flexible timing