TIDUFF7A
October 2025 – March 2026
1
Description
Resources
Features
Applications
6
1
System Description
1.1
Terminology
1.2
Key System Specifications
2
System Overview
2.1
Block Diagram
2.2
Design Considerations
2.3
Highlighted Products
2.3.1
AM2612
2.3.2
DRV7167A
2.3.3
AMC0106M05
2.3.4
DP83826A
3
System Design Theory
3.1
AM2612 Motor Control and Communication Interface
3.2
DC Link and Ground Configuration
3.3
Three-Phase Inverter With DRV7167A Half-Bridge GaN Motor Driver Power Stage
3.4
Inline Shunt Precision Phase-Current Sensing With AMC0106M05 Functionally Isolated, Delta-Sigma Modulator
3.5
System Power Management
3.6
Functional Safety Concept
3.7
Ethernet Physical Layer
3.8
Position Feedback Interface
4
Hardware, Software, Testing Requirements, and Test Results
4.1
Hardware Requirements
4.1.1
TIDA-010979 PCB Overview
4.1.2
TIDA-010979 Hardware Setting
4.2
Software Requirements
4.3
Test Setup
4.4
Test Results
4.4.1
Power Management and System Power Up and Power Down
4.4.2
Half-Bridge GaN Motor Driver Power Stage Switch Node
4.4.3
Power Stage Thermal Measurements
4.4.4
Phase-Current Sensing and Position Feedback
4.4.5
EtherCAT® Communication
5
Design and Documentation Support
5.1
Design Files
5.1.1
Schematics
5.1.2
BOM
5.1.3
Layout Prints
5.1.4
Altium Project
5.1.5
Gerber Files
5.1.6
Assembly Drawings
5.2
Tools and Software
5.3
Documentation Support
5.4
Support Resources
5.5
Trademarks
6
About the Author
7
Revision History
1.1
Terminology
SOC
System On-Chip
FOC
Field-Oriented Control
MCU
Microcontroller Unit
RPM
Revolutions Per Minute
EnDAT/HDSL/BissC/Tamagawa
Multi-digital, bidirectional interface protocols for absolute encoders
EtherCAT
Ethernet for Control Automation Technology
Profinet
Portmanteau for Process Field Network
ICSS
Industrial Communication Subsystem
PRU
Programmable Real-time Unit
SDFM
Sigma-Delta Filter Module
SDM
Sigma-Delta Modulator
EPWM
Enhanced Pulse-Width Modulation
CMP
Event Comparator
CAP
Event Capture
ISR
Interrupt Service Routine
EPWM
Enhanced Pulse-Width Modulation
TCM
Tightly Coupled Memory
GPIO
General-Purpose Input Output
FIFO
First In, First Out
SPI
Serial Peripheral Interface
PHP
Hypertext Preprocessor
PDO
PHP data objects