Mini Drone Motor | Coreless Motor (Buy 2 Get Free 1 Propeller)

Specification

• Type: High Speed Drone Motor
• Voltage: 3.7V to 5V
• Dimension: 26x8x8 (mm)
• Uses: Mini drone, fan, DIY project etc.

Description 

Coreless motors are commonly used in mini drones due to their lightweight construction, high power-to-weight ratio, and responsive performance. These motors are specifically designed to provide the necessary thrust for small and agile aerial vehicles. Here is a description of a coreless motor commonly used in mini drones:

1. Construction: A coreless motor for a mini drone typically consists of a cylindrical body made of lightweight materials such as aluminum or plastic. The rotor, also known as an armature, is located inside the motor body and consists of wire coils wound around a lightweight coreless structure. The rotor is connected to a shaft that extends from both ends of the motor body.

2. Winding: The rotor winding is made of thin, insulated wire coils that are carefully wound to create multiple turns. The number of turns and the gauge of the wire may vary depending on the specific motor design and performance requirements. The winding is typically connected to the motor's electrical contacts or brushes.

3. Magnets: Coreless motors feature one or more permanent magnets positioned around the rotor. These magnets create a magnetic field that interacts with the current flowing through the winding, producing the necessary torque to rotate the rotor.

4. Commutation: Coreless motors commonly use a brush and commutator system for electrical commutation. The brushes, typically made of conductive carbon or graphite, make contact with the commutator segments on the rotor. As the rotor rotates, the brushes maintain electrical contact with the commutator, switching the direction of current flow in the winding to create continuous rotation.

5. Motor Control: Coreless motors used in mini drones require an electronic speed controller (ESC) to regulate their speed and direction. The ESC receives signals from the flight controller and adjusts the current supplied to the motor accordingly.

6. Performance: Coreless motors for mini drones are designed to provide high RPM (revolutions per minute) and thrust while maintaining low weight and power consumption. They are known for their rapid response, allowing quick acceleration and agile maneuverability of the drone.

It's important to note that the specific specifications and features of coreless motors may vary across different manufacturers and models. However, the core principles of lightweight construction, high RPM, and responsive performance remain consistent in their design for mini drone applications.