Rigid-flex PCB fabrication is a specialized manufacturing process used to create printed circuit boards (PCBs) that combine both rigid and flexible materials.   This technology allows for the creation of PCBs that can bend, twist, and conform to fit into tight spaces or unique form factors.

Rigid-flex PCB fabrication offers several advantages over traditional rigid PCBs.   Firstly, it allows for greater design flexibility, as the boards can be shaped and bent to fit into tight spaces or unique form factors.   This can be particularly useful in applications where space is limited, such as in wearable devices or medical implants.

Additionally, rigid-flex PCBs offer improved reliability and durability compared to traditional rigid PCB.   The flexible portions of the board can absorb mechanical stress and reduce the risk of failure due to vibration or thermal expansion.   This makes them ideal for applications that require high reliability, such as aerospace or automotive electronics.

In conclusion, rigid-flex PCB fabrication is a specialized manufacturing process that allows for the creation of PCBs that combine both rigid and flexible materials.   This technology offers greater design flexibility, improved reliability, and durability compared to traditional rigid PCBs.   As a result, it is becoming increasingly popular in a wide range of industries.