TIDA-010979

48v 1kw robot joint motor control with industrial communication reference design

TIDA-010979

Design files

Overview

This reference design features TI Sitara™ MCU- AM261x devices handling an industrial Ethernet- connected motor drive. The design uses a 70mm diameter printed circuit board (PCB) to drive a humanoid robot joint (48V, 1kW Eyoubot motor). The design demonstrates a small form factor and simplified integrated platform. The platform includes a high-power density power stage using three DRV7167 half bridges GaN-FET, an accurate real-time control stage using AM2612 500MHz R5F core MCU and AMC0106 functionally isolated delta-sigma modulator, also high bandwidth communication operates with industrial Ethernet. This design passed all functional tests. System testing is in progress. The software and full design guide become available soon.

Features
  • Compact design with highly integrated ICs facilitating a 70mm diameter PCB and a 15mm diameter through hole
  • Supports multiprotocol industrial Ethernet communication and multiprotocol encoder interface
  • Small form factor DRV7167 GaN half-bridge power stage enables high power density and easy PCB layout
  • Precision phase current sense using 1mΩ shunt and the AMC0106M05 functional isolated modulator
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A fully assembled board has been developed for testing and performance validation only, and is not available for sale.

Design files & products

Design files

Download ready-to-use system files to speed your design process.

PDF | HTML
TIDUFF7.PDF (333 KB)

Reference design overview and verified performance test data

SLURB52.PDF (941 KB)

Detailed overview of design layout for component placement

SLURB53.PDF (143 KB)

Complete listing of design components, reference designators, and manufacturers/part numbers

SLURB55.ZIP (9420 KB)

Files used for 3D models or 2D drawings of IC components

SLVC899.ZIP (1472 KB)

Design file that contains information on physical board layer of design PCB

SLURB54.PDF (7466 KB)

PCB layer plot file used for generating PCB design layout

SLVRBW3.PDF (2344 KB)

Detailed schematic diagram for design layout and components

Products

Includes TI products in the design and potential alternatives.

Ethernet PHYs

DP83826AILow latency 10/100-Mbps PHY, optimized for EtherCAT(TM) applications with industrial temperature<

Data sheet: PDF | HTML
Isolated ADCs

AMC0106M05±50mV input functionally isolated delta-sigma modulator for current sensing

Data sheet: PDF | HTML
Gallium nitride (GaN) intelligent power modules (IPMs)

DRV7167100V 70A half-bridge GaN motor driver power stage

Data sheet: PDF | HTML
Arm Cortex-R MCUs

AM2612500MHz dual-core Arm® Cortex®-R5F-based MCU with real-time control, safety and security

Data sheet: PDF | HTML

Technical documentation

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Type Title Date
* Design guide 48V 1kW Robot Joint Motor Control With Industrial Communication Reference Design PDF | HTML Oct 13, 2025

Related design resources

Software development

SOFTWARE DEVELOPMENT KIT (SDK)
MCU-PLUS-SDK-AM261X AM261x software development kit (SDK) for Sitara microcontrollers

Support & training

TI E2E™ forums with technical support from TI engineers

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