DDSM115 Direct Drive Servo Motor
Adopts Advanced Direct Drive Technology, Remove The Reducer In The Traditional Drive
Solution. Say Goodbye To The Shortcomings Of Expensive, Noisy, Inefficient And Bulky

All-In-One Robot Joint
Based On The Integrated Development Concept, DDSM115 Is A High-Reliability Permanent Magnet Synchronous Motor (PMSM) Integrating Outer Rotor Brushless Motor,
Encoder And Servo.

Features At A Glance
- Ultra low noise
- High precision and zero-backlash
- Fast response, direct drive without delay
- Integrated motor and driver, compact structure and high integration
- Support RS485 communication mode
- Motor feedback information such as position, speed, current, error code, etc. can be obtained through communication.
- With Hall position detection, over-current protection, etc.
- Support electric brake
- No drive mechanical friction, drive efficiency close to 100%
Specifications
No-load speed |
200±10rpm |
Operating temperature |
-20~45℃ |
No-load current |
≦0.25A |
Total weight |
765±15g |
Rated speed |
115rpm |
Encoder resolution |
4096 |
Rated torque |
0.96Nm |
Rated current |
1.25±0.05A |
Degree of protection |
IP54 |
Noise level |
≦50dB |
Locked-rotor torque |
2.0Nm |
Mechanical time constant |
30ms |
Locked-rotor current |
≦2.7A |
Rotor inertia |
1.67kg-m² |
Rated voltage |
18V DC (5S LiPo) |
Phase resistive elements |
2.15Ω |
Torque constant |
0.75Nm/A |
Phase inductance |
3.6mH |
Speed constant |
11.1rpm/V |
Number of pole pairs |
10 |
Multiple Operating Modes
Current Loop Mode, Position Loop Mode, Velocity Loop Mode

Support RS485 Communication
Only 1-Ch RS485 Bus Is Required To Control Multiple Direct Drive Servo
Motors At The Same Time

Closed-Loop Control, Multiple Feedback
You Can Get The Motor Feedback Information Such As Temperature, Position, Velocity,
Current, Etc. By Communication
Temperature Feedback
Position Feedback
Speed Feedback
Current Feedback
Integrated Direct Drive Design, No Reducer
The integrated direct drive motor design allows the motor to provide smooth torque, steady speed and accurate position without an external reducer, also with the advantages of compact structure and high integration

Excellent Low Speed Performance
Compact, Yet Powerful
The DDSM115 Speed Is As Low As 1 RPM And Its Torque Up To 2.0Nm

Waterproof & Dustproof, Longer Service Life
IP54 Protection Rating, The Ingress Protection Design Against Dust And Water Jets Can Make The Motor Better Protected, Provides A Longer Lifetime And Better Performance

Application Scenarios
Home Robots, Industrial/Commercial Robots, Fitness Equipment, Etc.
Home Robots
Industrial Robots
Fitness Equipment
Food Delivery Robots
Product Show

Dimensions

Resources & Services
* Resources for different product may vary, please check the wiki page to confirm the actually provided resources.