Brushless DC Motor with Integrated Controller- Suzhou Retek Electric Technology Co., Ltd.

Integrated BLDC Motor/Controller: Space-Saving and Simplified Wiring

The Brushless DC Motor with Integrated Controller (often referred to as a "Smart Motor" or "Motor-Drive Unit") features the motor, the Hall-sensor processing, and the power stage (FETs/driver) all housed within the motor's enclosure or directly attached to its rear cap.

This design eliminates the need for bulky, shielded cable runs between the motor and a separate external driver. It simplifies machine design, reduces overall component count, and significantly improves system reliability by minimizing electromagnetic interference (EMI) and simplifying wiring harness complexity. The motor accepts high-level commands (e.g., CANbus, RS485, or simple analog/PWM signals) directly.

Introduction

Detailed Parameters and Performance Data

RETEK: Plug-and-Play Motion Control for Robotics

Suzhou Retek Electric Technology Co., Ltd. focuses on developing the firmware and control algorithms for these integrated units, allowing for precise torque, velocity, and position control. This is the future of distributed control systems in robotics and AGVs, enabling quick, modular assembly and reducing installation complexity for our clients.

Applications

Advanced Technology Highlights

Distributed Control Applications for Integrated BLDC Motors

AGV/Mobile Robotics Wheel Drives: Motors for autonomous mobile robots where space is premium and wiring must be simple. Challenge: Robustness, simple high-level control.
Industrial Linear Actuators: Drives where the motor/controller must be integrated into the actuator rod itself.
Warehouse Automation (Conveyors): Motors for decentralized conveyor zones, simplifying installation and maintenance.
Medical Ventilators/Pumps: Compact, reliable drives for life support or diagnostic equipment.

Technical Specifications

Industrial & Commercial Usage

Technical Parameters (Integrated BLDC)

Parameter	Range / Typical Value	Unit
Control Interface	CANbus, RS485, PWM, Analog	Protocol
Input Voltage	12 to 48	VDC (Typical)
Integrated Features	Current Limiting, Thermal Protection	Safety
Motor Diameter	42 to 80	mm
Feedback Loop	Internal Hall or Encoder (Optional)	Type

Additional Information

Supplementary Details & Notes

Production & Customization Services

Production includes a comprehensive "burn-in" test where the motor and drive are operated together under load to check for thermal stability and electronics reliability.

Custom Firmware Development: Writing specific control algorithms for client applications (e.g., custom acceleration ramps, current profiles).
Fieldbus Protocol Integration: Configuring the controller to communicate via specific industrial Ethernet protocols (e.g., EtherCAT Slave).
Custom Connector Design: Providing specific industrial M12 or proprietary sealed connectors for power and communication I/O.
Integrated Planetary Gearhead: Offering the integrated motor/controller unit pre-assembled with a planetary gearhead for high-torque output.

Service & Support

Technical Advantages and Core Design Features

Simplified Wiring: Eliminates separate motor cables, saving cost and reducing installation time.
Reduced EMI: The high-frequency switching occurs directly adjacent to the motor, minimizing radiated electromagnetic noise.
Compact Footprint: Maximizes component density, freeing up valuable cabinet space.
Smart Control: Allows for local processing of control loops, diagnostics, and high-level fieldbus communication.
Enhanced Protection: Internal driver is thermally coupled to the motor housing, allowing for precise thermal derating and protection.

Frequently Asked Questions

Common Inquiries Regarding Integrated BLDC Motors

Q: If the controller fails, must I replace the entire motor?
A: Depending on the design, some units allow the controller board to be swapped, but in highly miniaturized versions, they are often sealed as one unit, meaning a full replacement is sometimes required, which is a trade-off for the compactness.

Q: Are these units susceptible to heat damage?
A: Integrated drives must manage their heat carefully. They often use the motor's metal housing as a heatsink, so operating temperatures must be monitored, especially if the motor is frequently run at peak torque.

Q: What type of input signal is most common?
A: CANbus (Controller Area Network) or RS485 are highly preferred, as they allow multiple motors to be networked on a single communication line for synchronized motion and distributed control.

Resources

Advanced Material Selection Guide

Housing/Heatsink: Custom-designed, heavy-duty aluminum end-cap with heat fins for efficient transfer of heat from the integrated FETs.

PCB: High-temperature-rated PCB material with thick copper traces to handle power currents within the restricted space.

Seals: Gaskets and potting compound used to protect the electronics from dust and moisture (often achieving IP54 or IP65 rating).

About Suzhou Retek Electric Technology Co., Ltd.

Unlike other motor suppliers, Retek engineering system prevents the selling of our motors and components by catalogue as every model is customized for our customers. The customers are assured that every component they receive from Retek is designed with their exact specifications in mind. Our total solutions are a combination of our innovation and a close working partnership with our customers and suppliers.

As China Brushless DC Motor with Integrated Controller Manufacturers and Wholesale Brushless DC Motor with Integrated Controller OEM/ODM Suppliers, Retek business consists of three platforms: Motors, Die-Casting and CNC manufacturing and wire harness. Retek products are widely supplied for residential fans, vents, boats, airplanes, medical facilities, laboratory facilities, trucks and other automotive machines.

Welcome to send us an RFQ, it is believed you will get the best cost-effective products and services here!

Customized Solutions

Quality Assurance

Global Export

Suzhou Retek Electric Technology Co., Ltd.

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