Understanding Double-Sided PCBs: Benefits and Applications

What are Double-Sided PCBs?

The most common type of printed circuit boards (PCBs) used nowadays are double-sided PCBs. Higher technology electronics employ double-sided PCBs rather than single-sided ones since they have two-sided traces with a top and bottom layer.

A double-sided PCB can be visualized as two single-sided PCBs stacked on top of one another. When you put it this way, it makes sense, but there are just two layers on each side of a double-sided PCB, which makes them no more sophisticated than single-sided PCBs.

Because you can alternate between a top and bottom layer rather than just relying on one layer as you do with a single-sided PCB, there are closer and more routing traces accessible when your PCB is double-sided.

Copper and other components can be mounted on both sides of a double-sided PCB board, allowing the traces to cross over one another.


Benefits of Double-Sided PCBs

A double-sided PCB provides benefits that a single-sided PCB cannot. In your forthcoming project, employing double-sided PCBs has several benefits:

  • A double-sided PCB has twice as many component spaces as a single-sided PCB since it has conductive layers on both sides. Easily increase circuit complexity and density.
  • Double-sided PCBs are a cost-effective option for many popular electronics because of their circuit complexity. Create well-liked electronics for regular usage by using double-sided PCBs.
  • The size of a double-sided PCB is the same as a single-sided PCB, but it has twice as much component space. With the same amount of area, create more complex projects.
  • Double-sided PCBs are more affordable than multilayer PCBs and can be utilized for a wide range of tasks. Save money by only putting two layers instead of three.
  • You can significantly increase the group of projects that are within your budget and capabilities for a reasonably minimal fee. Create advances that a single-layer PCB would have prevented.

What is the Difference Between Single and Double-Sided PCBs Assembly?

These two PCBs are both commonly utilized in many kinds of electronics. PCBs are a crucial component of the electronic devices we use every day, from computers and cell phones to radio controls and other consumer electronics. However, single- and double-sided PCBs serve different purposes and require slightly different manufacturing processes.

Double-sided PCBs are typically utilized in more sophisticated technologies, while single-sided PCBs are employed in many various types of electronics. The type of PCB is decided by manufacturers based on demand, output, and cost.

Conductive metal and components are typically put on just one side of single-sided PCBs. The connection is made through the other side using conductive wiring, typically made of copper. PCBs with two sides require additional work. They have wiring running across both sides and electronic components located on both sides. Although tough to make, its benefits outweigh its drawbacks and labor-intensive manufacturing method.


In conclusion, both single-sided and double-sided printing are significant—but for different reasons. Since both boards were constructed in different ways, their purposes are distinct. Likewise, they are priced differently for the same purpose. A manufacturer may choose a single-sided or double-sided board depending on the application, cost, and other factors.

Contact Rush PCB if you’re unsure about the board you require; we’ll be pleased to discuss your needs with you, recommend the best course of action, and make sure you receive high-quality PCB boards.