产品描述 Product Introduction

RoboMaster Snail 2305是一款无感外转子直流无刷电机，具备高转速、低噪音、良好散热、大功率密度等特性，可广泛应用于多旋翼飞行器、对战机器人发射机构、科研教育领域。快速的动态响应、卓越的传动效率可为高转速、小扭矩、直接驱动应用提供高性能的解决方案。经过力学冲击仿真及跌落摸底测试，电机结构强度和可靠性得到保障。

RoboMaster Snail 2305 is a sensorless, brushless DC motor with an external rotor design. It delivers high rotational speed, low noise emission, efficient heat dissipation, and high power density, making it suitable for diverse applications including multi-rotor aircraft, launching mechanisms in combat robots, and scientific research/education.

With its rapid dynamic response and excellent transmission efficiency, the motor provides a high-performance solution for direct-drive applications requiring high speed and low torque. The structural strength and reliability of the motor are validated through rigorous mechanical impact simulation and comprehensive drop tests.

技术参数 Technical Specifications

电机外径： ∅29mm
总高度：28.2mm
输出轴轴径：∅2.95mm
重量（不含线）：27.8g
额定电压：DC 24V
速度常数：875rpm/V
扭矩常数：10.9 mN•m/A
空载转速：21000rpm
空载电流：0.4A
机械时间常数 ：150 ms
电机转子转动惯量 ：1.84 kg•mm2
相电感：25.9 μH
相电阻：181.5 mΩ

Outer diameter of motor: Ø29 mm
Total height: 28.2 mm
Output shaft diameter: Ø2.95 mm
Weight (without cable): 27.8 g
Rated Voltage: DC 24 V
Pole Pair: 7
Stator Size: 23×5 mm
Speed Constant: 875 rpm/V
Torque Constant: 10.9 mN·m/A
Counter-Electromotive Force Constant: 0.0012 V/rpm
Mechanical Time Constant: 150 ms
Rotor Rotational Inertia: 1.84 kg·mm²
Phase Inductance: 25.9 μH
Phase Resistance: 181.5 mΩ

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