TIDA-00274

Cost-effective 3-phase Brushless DC Drive for Sensor-less Trapezoidal Control Reference Design

TIDA-00274

Design files

Overview

This reference evaluation module, featuring DRV8313, 3-phase driver with integrated MOSFETs and MSP430G2553 MCU, provides a cost effective sensor-less solution to run of 3-phase BLDC motor in trapezoidal commutation. Reference design software comes with easy to use GUI for quick evaluation. Software project files are also shared to develop standalone application project as per end user need.

Features

Complete brushless DC drive stage in small form factor (3inch X 3inch)
Supports up to 48V, 1.9Apk, 1.25Arms continuous phase current
Supports back-emf voltage sense for InstaSPIN-BLDC sensor-less control solution
3-phase drive stage is fully protected including short circuit, thermal, shoot-through, and under voltage protection
MSP430 value line MSP430G2553 MCU with InstaSPIN™-BLDC technology

Industrial

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Design files & products

Design files

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

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Test report — TIDA-00274

TIDU438.PDF (1368 K)

Test results for the reference design, including efficiency graphs, test prerequisites and more

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Schematic — TIDA-00274

TIDR892.PDF (61 K)

Detailed schematic diagram for design layout and components

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Bill of materials (BOM) — TIDA-00274

TIDR893.PDF (44 K)

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

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CAD/CAE symbol — TIDA-00274

TIDR894.ZIP (269 K)

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

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Gerber file — TIDA-00274

TIDC516.ZIP (346 K)

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

Products

Includes TI products in the design and potential alternatives.

BLDC drivers

DRV8313 — 65-V max 3-A peak 3-phase motor driver with integrated FETs

Data sheet: PDF | HTML

High-speed op amps (GBW ≥ 50 MHz)

OPA365 — 2.2V, 50MHz, Low-Noise, Single-Supply Rail-to-Rail Operational Amplifier

Data sheet: PDF | HTML

Linear & low-dropout (LDO) regulators

LM2936 — 50-mA, 60-V, low-IQ, low-dropout voltage regulator with reverse voltage protection

Data sheet: PDF | HTML

Linear & low-dropout (LDO) regulators

TLV704 — 150-mA 24-V ultra-low-IQ low-dropout (LDO) voltage regulator

Data sheet: PDF | HTML

MSP430 microcontrollers

MSP430G2553 — 16 MHz MCU with 16KB Flash, 512B SRAM, comparator, UART/SPI/I2C, timer

Data sheet: PDF

Supervisor & reset ICs

TLV809 — 3-pin voltage supervisor (reset IC) with active-low, push-pull reset

Data sheet: PDF

Start development

Hardware

Evaluation board

DRV8313EVM — DRV8313 Evaluation Module

The DRV8313EVM (evaluation module) provides a cost effective, sensorless-solution for running a 3-phase BLDC motor in trapezoidal commutation.