DAMIAO J3507‑2EC Brushless Servo Joint Motor is a compact and high-efficiency actuator designed for precision robotics and intelligent automation. With a built-in MIT driver and dual magnetic encoders , it delivers absolute single-turn position feedback and maintains accuracy even after power loss. The motor supports CAN FD communication up to 5Mbps and offers real-time feedback on speed, torque, position, and temperature. Engineered for low-speed, high-torque performance , it features multiple control modes , including force-position hybrid control, and is protected by a robust set of thermal, voltage, and current safeguards. Its lightweight structure and small footprint make it ideal for space-constrained applications.
Features
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Dual Encoder: Provides absolute single-turn position feedback; retains accuracy even after power loss.
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Integrated Design: Motor and MIT driver combined into a compact, high-integration unit.
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Visual Debugging: Supports PC-based parameter tuning and firmware upgrades.
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CAN FD Support: Compatible with CAN FD protocol, up to 5Mbps baud rate.
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Real-time Feedback via CAN Bus: Speed, position, torque, and temperature data available.
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Dual Temperature Protection: Ensures safe operation under thermal stress.
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High Torque at Low Speed: Optimized for low-speed, high-torque applications.
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Flexible Control Modes: Supports multiple control modes for versatile use cases.
Specifications
| Category | Parameter | Value / Description |
| Electrical Specs | Rated Voltage | 24V |
| Rated Phase (Power) Current | 3.0A (1.2A) | |
| Peak Phase (Power) Current | 8.3A (4A) | |
| Motor Performance | Rated Torque | 0.8Nm |
| Peak Torque | 3Nm | |
| Rated Speed | 150rpm | |
| Max No-load Speed | 460rpm | |
| Gear Ratio | 7:01 | |
| Motor Properties | Pole Pairs | 14 |
| Phase Inductance | 235µH | |
| Phase Resistance | 0.8Ω | |
| Structure & Weight | Outer Diameter | 46mm |
| Height | 37.9mm | |
| Motor Weight | Approx. 150g | |
| Encoder | Resolution | 14-bit |
| Quantity | 2 | |
| Type | Magnetic encoder (single-turn absolute) | |
| Communication | Control Interface | CAN |
| Tuning Interface | UART @ 921600bps | |
| Control Modes | Supported Modes | MIT Mode, Speed Mode, Position Mode, Force-Position Hybrid Mode |
| Protection | Driver Over-temp Protection | 120°C – exits enabled mode |
| Motor Over-temp Protection | User-defined (recommended ≤100°C) | |
| Over-voltage Protection | User-defined (recommended ≤30V) | |
| Communication Loss Protection | Exits enabled mode if no CAN command | |
| Over-current Protection | User-defined (recommended ≤9.8A) | |
| Under-voltage Protection | Exits enabled mode if voltage <15V |
Applications
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Robotic joints and collaborative arms requiring compact size and precise motion control
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Miniature AGVs and mobile platforms where low-speed torque and thermal safety are critical
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Precision automation systems with multi-axis coordination and real-time feedback needs
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Educational and research robotics for advanced control experiments and prototyping
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Medical and wearable robotics where lightweight and high-integration motors are essential
Packing List
| Item | Quantity | Description |
|---|---|---|
| Motor (with integrated driver) | ×1 | DAMIAO J3507‑2EC brushless servo motor with MIT driver |
| Power & CAN Communication Cable | ×1 | SH1.0 8-pin connector cable, 200mm |
| UART Debug Cable | ×1 | SH1.0 3-pin connector cable, 200mm |