Tag: pcb materials

As 5G, automotive radar, and satellite communications demand ever-higher signal integrity, choosing the right PCB substrate is critical. This guide compares the dielectric constant (Dk) and dissipation factor (Df) of FR-4, PTFE, and ceramic-filled substrates for high-frequency microwave circuits.

5G、汽车雷达、卫星通讯对PCB信号完整性要求越来越高。本文深度对比FR-4、PTFE与陶瓷填料基板的Dk/Df性能，助您为高频微波电路做出正确选型。