10 Main Applications of Printed Circuit Boards (PCBs)

10 Main Applications of Printed Circuit Boards (PCBs)


Printed circuit boards are made of non-conductive materials, with various types and a wide range of applications. This article will specifically introduce the top ten applications of printed circuit boards.

10 Main Applications of Printed Circuit Boards (PCBs)
 the top ten applications of printed circuit boards

Due to the excellent performance of the printed circuit board, they are found from small consumer devices to large machinery. The following are the top ten applications of printed circuit boards.

Medical instruments

As technology advances, the healthcare industry is using more and more printed circuit boards, revealing new functions. Printed circuit boards play a role in equipment used for diagnosis, monitoring, treatment, etc.

Special care must be taken to ensure reliability when producing medical printed circuit boards because proper functions are essential to the health of patients. In many cases, printed circuit boards must also meet strict hygiene standards, especially those used for implants. The boards used for implants and many other applications (such as emergency room monitors) must also be relatively small. Therefore, many medical printed circuit boards are high-density interconnection or HDI.


Light-emitting diode (LED) is an increasingly popular lighting technology used in residential and commercial lighting, and it is used in many industries such as automotive, medical, and computer technology.

One of the roles that the printed circuit board plays in LED applications is to dissipate heat from the bulb. The high temperature will reduce the average life of the LED. Therefore, printed circuit boards used for LED are usually made of aluminum, which can transfer heat better than other metals. This eliminates the need for an additional heat sink in the design, which means it can be made more compact.

Consumer electronics

Smartphones, computers and many other consumer products that people use every day require printed circuit boards to function. As we add electronic products to more products, printed circuit boards have become an important part of our daily lives.

Manufacturers are producing smaller and smaller smartphones and laptops with many advanced features that require small PCB boards with a large number of connections. Printed circuit boards used in consumer electronic products also require relatively low costs to keep the final product prices low. Manufacturers also need reliable circuit boards because they need their products to perform their expected functions in order to continue the business.

Industrial equipment

The use of printed circuit boards in the industrial sector varies greatly. Electronic components power many types of equipment in manufacturing and distribution centers and other types of industrial facilities.

Printed circuit boards used in the industrial field generally require extremely high power and are durable enough to withstand the harsh conditions that exist in industrial facilities. Printed circuit boards may need to be able to withstand rough handling, vibration machinery, extreme temperatures, or harsh chemicals. In order to meet this need for durability, industrial printed circuit boards can be made of durable metals or heat-resistant materials, and are thicker than other types of printed circuit boards. Industrial PCB assembly services may include through-hole technology to improve durability.

Aerospace parts

Electronic products used in aerospace applications have similar requirements to those in the automotive sector, but aerospace printed circuit boards may be exposed to more severe conditions.

Aerospace printed circuit board manufacturing requires materials that can withstand large amounts of vibration, extreme temperatures, and other harsh conditions. Certain aviation printed circuit boards even need to be able to operate in outer space and must be very durable. Plates made of lightweight materials such as aluminum can also be used in aerospace. Anodized aluminum can be used to increase oxidation resistance.

Offshore application

Various ships and systems rely on printed circuit boards to function. This includes small vessels, large cargo ships, submarines, communication systems, and navigation equipment.

Printed circuit boards used in maritime applications must also be able to withstand harsh conditions. Manufacturers of marine printed circuit boards emphasize reliability because the normal operation of
electronic equipment is essential to the safety of crew and passengers.

Safety equipment

Whether it is a home, a business, or a government building, many aspects of the security system rely on PCB boards.

The ideal printed circuit board type depends on its specific application, but all printed circuit boards used for security applications must be reliable because these products must always perform as expected to be effective. Certain safety equipment may be used outdoors, and printed circuit boards that can withstand the outdoor environment should be used.

Telecommunications equipment

Printed circuit boards are a key part of the telecommunications industry. They are essential for consumer devices such as smartphones.

Since many different types of equipment are used in the industry, the telecommunications industry uses a variety of printed circuit boards. Some equipment must be placed in a stable indoor environment, while some infrastructure must withstand outdoor environments including storms and extreme temperatures.

Military and defense applications

The military uses printed circuit boards in a variety of applications, including communications equipment, computers, vehicles, guns, etc.

Printed circuit boards used in military applications must be very reliable and durable. They may face extreme conditions and may play a role in national security. The military uses materials such as high-temperature laminates, aluminum, and copper because of their ability to withstand harsh conditions such as high temperatures. Due to its oxidation resistance, anodized aluminum can be used. Some military printed circuit board applications may also benefit from the enhanced reliability of through-hole technology.

The emergence and development of printed circuit boards have greatly promoted the upgrading of electronic products and brought many conveniences to our lives. If you want to know more about the content after reading the above content, you can contact us. We can provide you with professional consultation and comprehensive solutions.

As a professional PCB product supplier, we have accumulated many years of manufacturing and production experience in this field. Our strong R&D team and strict quality management system can provide you with high-quality products. We can also formulate effective solutions and provide thoughtful one-stop service according to customer needs. If you want to buy our high-quality printed circuit boards, please contact us immediately!