Industrial Automation Control Solution

Application

Description

Complete industrial automation solution featuring STM32 microcontrollers, power MOSFETs, and analog ICs for motor control, power management, and sensor interfaces.

Core Advantages

Complete Ecosystem Full range of ST components from MCU to power devices with comprehensive development tools and software libraries.
Industrial Reliability Components qualified for industrial temperature ranges (-40°C to +85°C) with long-term supply guarantees.
Design Support Extensive documentation, reference designs, and BeiLuo FAE support for rapid development.

Recommended Bill of Materials (BOM)

Item Part Number Description Quantity Datasheet
1 📄 Download
2 📄 Download
3 📄 Download
4 📄 Download
5 📄 Download

Applications

Industrial motor drives
PLC controllers
HVAC systems
Robotics
Factory automation

Technical Specifications

Motor Power Range
Up to 10kW
Control Loop Frequency
Up to 20kHz
Efficiency
>95% (typical)
Operating Temperature
-40°C to +85°C
Communication
CAN, RS-485, Modbus

Customer Success Stories

Industrial Equipment Manufacturer

Factory Automation |

Challenge

Needed reliable motor control solution for 5kW industrial pump drives

Solution

Implemented ST industrial automation solution with STM32G474 and STW78N65M5

Results

  • Achieved >96% efficiency
  • Passed industrial EMC testing
  • Reduced development time by 40%

FAE Expert Insights

D

David Martinez

Senior FAE - Embedded Systems

Professional Insights

The Industrial Automation Solution combines ST's best components for industrial applications. The STM32G474 with HRTIM is perfect for precision motor control - the 184ps resolution enables advanced modulation techniques. For the power stage, I recommend the STW78N65M5 for its high current capability and robust TO-247 package. The STGAP2SICS gate driver provides excellent isolation and drives the MOSFETs efficiently. For current sensing, the TSV994A op-amp offers the bandwidth needed for fast overcurrent protection. Key design considerations: Implement proper snubber circuits for the MOSFETs, use Kelvin connections for current sensing, and ensure adequate heatsinking. The reference designs from ST provide a solid starting point. BeiLuo can provide additional support for customization and optimization.

Key Takeaways

  • STM32G474 HRTIM enables precision motor control
  • STW78N65M5 provides robust power switching
  • Proper PCB layout critical for noise immunity
  • Reference designs accelerate development

Decision Framework

Steps:
  1. Define motor power and voltage requirements
  2. Select STM32G4 for motor control applications
  3. Size power MOSFETs based on current and thermal requirements
  4. Implement isolated gate drive with STGAP2SICS
  5. Design current sensing with TSV994A op-amp
  6. Add protection and monitoring circuits

Ready to Implement This Solution?

Contact our FAE team for design support and quotes

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Frequently Asked Questions

What motor types can this solution control?

The Industrial Automation Solution supports: AC induction motors (scalar and vector control)

Permanent Magnet Synchronous Motors (PMSM)

Brushless DC motors (BLDC)

Switched reluctance motors. The STM32G474 includes advanced motor control peripherals including HRTIM for precise PWM generation, ADCs for current sensing, and Cordic accelerator for fast trigonometric calculations needed for Field-Oriented Control (FOC).

Contact BeiLuo for motor-specific control algorithm recommendations.

How do I handle thermal management for the power stage?

Thermal management guidelines: Calculate total losses (conduction + switching) for each MOSFET

Ensure heatsink thermal resistance keeps junction temperature below 125°C at maximum ambient

Use thermal interface material with good conductivity

Implement temperature monitoring with NTC thermistors

Consider forced air cooling for continuous high-power operation

Use thermal vias in PCB to spread heat. The STW78N65M5 has Rth(j-c) of 0.35°C/W, allowing good thermal performance with proper heatsinking.

Perform thermal calculations early in design. BeiLuo can assist with thermal modeling.