TIDA-010282

1.3kW GaN totem pole power factor correction and motor inverter reference design

TIDA-010282

Design files

Overview

This reference design is a 1.3kW totem pole power factor correction (PFC) and motor inverter for major appliances and similar products. The design illustrates a method to implement digital totem pole PFC and sensorless vector control of three-phase permanent magnet synchronous motor (PMSM) to meet higher efficiency and low-profile requirements with a single C2000™ microcontroller. The hardware and software available with this reference design are tested and ready to use to accelerate development time to market.

Features
  • Wide operating voltage input range: 85V to 265 VAC, 50Hz and 60Hz
  • Sensorless field-oriented control (FOC) motor control plus Totem Pole boost PFC converter control using a single C2000 controller
  • Up to 1.3kW power output, 75kHz switching frequency, digital control totem pole boost PFC with power factor >0.95 and <5% THD from medium to full load over entire operating voltage range, robust adjustable voltage output with voltage and current fault protection
  • Up to 1.3kW inverter stage, 15kHz switching frequency, torque compensation and automatic field weakening control for PMSM
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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
TIDUFE5.PDF (1808 KB)

Reference design overview and verified performance test data

SLURB44.PDF (400 KB)

Detailed overview of design layout for component placement

SLVRBT0.PDF (133 KB)

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

SLVRBT2.ZIP (18167 KB)

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

SLVC883.ZIP (3926 KB)

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

SLVRBT1.ZIP (18167 KB)

PCB layer plot file used for generating PCB design layout

SLVRBS9.PDF (1288 KB)

Detailed schematic diagram for design layout and components

Products

Includes TI products in the design and potential alternatives.

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TMCS112680ARMS 500kHz Hall-effect current sensor with AFR, reference and ALERT

Data sheet: PDF | HTML
AC/DC & DC/DC converters (integrated FET)

UCC28881700-V Lowest Quiescent current off-line switcher

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AC/DC & DC/DC converters (integrated FET)

TPS5622064.2-V to 17-V input, 2-A synchronous buck converter in SOT563 with FCCM mode

Data sheet: PDF | HTML
C2000 real-time microcontrollers

TMS320F2800137C2000™ 32-bit MCU with 120 MHz, 256-KB flash, FPU and TMU

Data sheet: PDF | HTML
Half-bridge drivers

UCC277121.8-A/2.8-A, 620V half bridge driver with interlock

Data sheet: PDF | HTML
Linear & low-dropout (LDO) regulators

TLV740P300-mA low-dropout (LDO) regulator with foldback current limit

Gallium nitride (GaN) power stages

LMG3650R025650V 25mΩ TOLL-packaged GaN FET with integrated driver, protection and zero-voltage detection

Data sheet: PDF | HTML
Gallium nitride (GaN) power stages

LMG2650650V 95mΩ GaN half-bridge with integrated driver, protection and current sense

Data sheet: PDF | HTML
Comparators

LM2903BDual industrial grade standard comparator

Data sheet: PDF | HTML
Digital isolators

ISO6721General-purpose, dual-channel, 1/1 digital isolator

Data sheet: PDF | HTML

Technical documentation

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Type Title Date
* Design guide 1.3kW GaN Totem Pole PFC and Motor Inverter Reference Design PDF | HTML Jul 23, 2025

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