How to Choose PCB Materials and What Factors Should Be Considered?

For general electronic products, FR4 epoxy glass fiber substrate is used, for use in higher ambient temperatures or for flexible circuit boards, polyimide fiberglass substrates are used, and for high-frequency circuits, PTFE fiberglass substrates are required; Electronic products with high heat dissipation requirements should use metal substrates. (1) A substrate with a higher glass transition…