Â
FR-4 is the most commonly used material for rigid PCBs. You might need FR-4 printed circuit boards, but perhaps you're not quite sure. Let's explore when FR-4 PCBs are the right choice by comparing them with ceramic PCBs and metal-core PCBs (MCPCBs).
Â
Â
To understand the need for FR-4, it's important to know what FR-4 material is. "FR" stands for "flame-retardant," referring to a fiberglass-reinforced epoxy laminate sheet. This composition makes it an ideal substrate for electronic components on a printed circuit board. The fiberglass provides a rigid structure, while the epoxy resin enhances its flame resistance.
Â
FR-4 material is extremely popular due to its numerous advantageous properties for PCBs. It is affordable, easy to work with, and an excellent electrical insulator with very high dielectric strength. Additionally, it is durable, moisture-resistant, temperature-resistant, and lightweight. These qualities make FR-4 PCBs suitable for most electronic applications.
Â
Â
Advantages: Cost-effective
High dielectric strength
Durable and lightweight
Moisture and temperature-resistant
Applications:General electronic devices
Consumer electronics
Industrial equipment

Â
Â
Choose FR-4 PCBs when you need a versatile, cost-effective, and reliable material for your electronic applications. Its balance of affordability, ease of use, and robust physical and electrical properties make it suitable for a wide range of uses, from consumer electronics to industrial equipment. However, for applications requiring superior thermal management or high-frequency performance, consider alternatives like ceramic PCBs or MCPCBs.
Â
Atlantic is a leading global supplier of high-quality printed circuit boards, committed to providing top-notch solutions at competitive prices with timely delivery. Focusing expertise in bare PCB supply and a team boasting over 100 years of combined industry experience, Atlantic is a crucial part of our customers' supply chains, fostering lasting partnerships.
Â
Our mission is upheld by a dedicated team that merges technical expertise with a personalized customer concierge service. This team works diligently behind the scenes with partners, communicates with customers, and manages each order meticulously. Recognizing the uniqueness of each customer and their products, we streamline the PCB ordering process, allowing our customers to focus on their organization's priorities.
Â
Feel free to contact us below to start discussing your project.
If you already have Gerber Files, submit a Quick Quote for free estimate.
http://www.atlantic-vn.com/