What Is PCB Motor – All You Need to Know

What Is PCB Motor – All You Need to Know

PCB motor is considered a key player in electromechanical processes as they offer multiple usages and benefits in different fields making things quite easy.

Table of Contents

What is a PCB Motor?

PCB motor is defined as a device in the electromechanical systems that combines motor and electronic components of the system in a single printed circuit board. PCB motor is prioritized because it is compact and efficient making the operations smooth.

PCB Motor
PCB Motor

PCB motors are special because they have special layers on the board, instead of using outside wires to connect. This design makes them take up less space and be useful in many different situations, without needing extra parts.

How Does a PCB Motor Work?

Just like electromagnetic principles, PCB motor works in the same way. Talking about its making, it consists of two parts.

●Stator (The stator is the stationary part with electromagnetic coils)
●Rotor (The rotor is the moving part with magnets or conductive elements)

Rotors opt to move when a magnetic field is generated, by energizing the coils on the PCB.

Because of how it moves, the PCB motor creates power. The special design of the PCB motor lets us control its movement perfectly by changing the electric currents in the coils.

What Are the Types of PCB Motors?

Types of PCB Motors
Types of PCB Motors

Linear Motors:
The linear PCB motor operates with windings arranged in a line on a plane. Breaking it down, the plane refers to the surface of a basic PCB, and the windings are essentially traces printed on the board. This setting makes them suitable for applications with limited space.

Brushless DC Motors (BLDC):
Brushless DC motors are the same as brushed DC motors but the main difference is these motors use electronic commutation instead of brushes that result in reduced friction. Due to reduced friction and wear, they offer high efficiency and longevity.

Stepper Motors:
Stepper motors move in small sets of steps measured at precise angles. The stepper motors convert electrical pulses into mechanical movements. Their applications can be seen in 3D printers, CNC machines, and other systems requiring accurate positioning.

Piezoelectric Motors:
Piezoelectric motors also known as piezo motors help produce mechanical displacements in the form of rotatory or linear motion. The piezoelectric effect is being used to generate that movement. They provide aid in the applications requiring fine positioning and ultra-precise control.

Servo Motors:
Servo motors can rotate with accuracy and precision. They come with a feedback system providing information about the motor’s position.

What Are the Advantages of PCB Motors?

When it comes to performance, PCB motor performs optimally under any circumstances resulting in making it the best option for required operation as it helps to bring precision, and accuracy in the lowest possible time.

Flexible Design
Its flexible design can be seen in its compactness. Due to its compact design, it covers the minimum required space and hence becomes adaptable to different requirements.

Low Noise
When you’re using PCB motor, they work silently without causing any additional noise in different applications like medical devices, robotics, etc. This leads to increased productivity.

Easy Maintenance
PCB motor is structured simply. That’s why, if there’s any case of repair or maintenance, you can expect to do that in minimum time and resources without additional costs and wastage of time.

PCB motor is said to be long-term devices. With fewer components, they perform best under given circumstances for longer periods.

What Are the Limitations of PCB Motors?

Sensitive to Environmental Factors
When it comes to electrical gadgets, sensitivity to environmental factors is a key consideration. PCB motors are less durable under challenging environmental factors like extreme heat, cold, temperature, etc that can expand or contract their shape leading to damaging the board.

Heat Dissipation
The compactness of PCB motor offers great advantages but on the other hand, due to their highly compact design, they have low heat dissipation capacity. Under pressured conditions, they can overheat due to the load of work.

Low Inductance Level
Some application needs to run on high inductance levels. In the case of PCB motor, they might not work under those circumstances as they have low inductance levels.

What Are the Applications of PCB Motors?

Consumer Electronics: There are plenty of consumer electronics that are used daily and PCB motors play their part in their workings. For example in cameras and smartphones, PCB motors are used for motorized parts due to their compact size and help them to work efficiently. Aerospace Devices: In every domain where PCB motor is being used, it is due to their certain qualities. Talking about aerospace devices like UAVs (Unmanned Aerial Vehicles), these motors are used because of their reliability, lightweight, and precision in operations. Most importantly, PCB motors are space-saving due to their compact sizes and that’s why these motors fit so perfectly in this domain. Medical Devices: PCB motor is used in many surgical tools, diagnostic instruments, and many healthcare applications due to their accuracy in performance. Like Aerospace devices, accuracy and precision are paramount in medical devices making PCB motor applicable in medical devices. Heavy-duty Drives: For heavy-duty drive operations, PCB motor plays a vital role in their working as they help to power these machines precisely while utilizing less space. Other than that, many industrial operations are dependent on PCB motor which require accuracy and perfection during the operations.

How to Design a PCB Motor?

PCB Motor Design
PCB Motor Design

●The first step is to outline the specifications and performance criteria based on the intended use. Choose the PCB motor, considering factors like power, size, and precision.
●The next step is to create a detailed PCB layout, while strategically placing coils, magnets, and other components for optimal performance.
●Simulation tools are then used after a detailed PCB layout to validate the design. It helps identify and address potential issues before moving to the prototype stage.
●Lastly, building a prototype allows for thorough testing to ensure the PCB motor meets the specified requirements.


PCB motors embody an approach to electromechanical systems, providing a mix of compact design, precise control, and customization. Despite some limitations, the advantages of PCB motor make them valuable and worthwhile in numerous applications.

With ongoing technological advancements, the role of PCB motor is expected to broaden, fueling innovation in various industries. A solid grasp of their working principles, types, and design considerations is essential for engineers and designers aiming to harness the benefits of PCB motor in their projects.


PCB (Printed Circuit Board) motor is defined as a device in the electromechanical systems that combines motor and electronic components of the system in a single printed circuit board. PCB motor is prioritized because it is compact and efficient making the operations smooth.

  • Linear Motors
  • Brushless DC Motors (BLDC)
  • Stepper Motors
  • Piezoelectric Motors
  • Servo Motors
  • Performance
  • Flexible Design
  • Low Noise
  • Easy Maintenance
  • Durability

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