TIDUF15
March 2023
Description
Resources
Features
Applications
5
1
System Description
2
System Overview
2.1
Block Diagram
2.2
Highlighted Products
2.2.1
PD Controller - TPS65994BF
2.2.2
LM73100
2.2.3
Redriver TUSB1104
2.2.4
Redriver TUSB1044
2.2.5
TUSB216I
2.2.6
Buck-Boost DC/DC Converter - TPS55288
2.2.7
System Power
2.2.7.1
Reverse Polarity Protection Diode - LM74500-Q1
2.2.7.2
TPS51225
2.2.7.3
External MOSFET - CSD87330Q3D
2.2.8
Upstream and Downstream USB Type-C Ports
2.2.8.1
Downstream Ports
2.2.8.1.1
ESD Protection - TPD6S300A
2.2.8.1.2
ESD Protection - ESD122
2.2.8.2
Upstream Ports
2.2.8.3
Sideband Signal Interface
2.2.9
MCU Debug Interface
3
System Design Theory
3.1
PD Controller and I2C Communication
3.1.1
I2C Interfaces of PD Controller - TPS65994
3.1.2
I2C Commands to Control the DC/DC Converter - TPS55288
3.1.3
I2C Commands to Control the Redriver - TUSB1104
3.1.4
I2C Commands to Control the Redriver - TUSB1044
3.1.5
I2C MCU Debug Interface
3.1.6
USB Type-C® VBUS Power Generation
4
Hardware, Software, Testing Requirements, and Test Results
4.1
Hardware Requirements
4.2
Software Requirements
4.3
Test Setup
4.3.1
Test Procedure to Validate Power Delivery
5
Design and Documentation Support
5.1
Design Files
5.1.1
Schematics
5.1.2
BOM
5.2
Documentation Support
5.3
Support Resources
5.4
Trademarks
6
About the Author
3
System Design Theory