Flex and Rigid Flex PCB
The Best of both rigid and flexible integrated circuit boards are combined in rigid-flex circuits. When Rigid boards are merged with flexible circuitry, the design possibilities are unlimited.
Flex and Rigid Flex PCBs enable consistent reliability in design for aerospace, medical, and military applications. You can construct your circuitry to fit the gadget using flexible and rigid-flex circuits. Some of the main advantages of using flex and rigid-flex circuit technology in a future project include the use of many advanced technologies.
Benefits of Flex-Rigid-Flex PCBs
It offers various benefits to the customers and can be used in commercial, domestic, or industrial electronic systems. Some of the significant benefits you can get from a rigid-flex PCB, irrespective of its size, are:
Reduced Packaging Size
Due to its compact size, the rigid-flex PCB is used in product miniaturisation. It is used to design a variety of sophisticated circuits since it is easily manufactured to fit in compact electronic devices. Because they are designed to be more compact and flexible, electronic devices perfectly meet the need for the correct connection of small components. To fit into more compact devices, it can be folded or bent. Because of its reduced size, it is also less in weight.
Unique Dynamic Stability
The best rigid-flex PCB metric is unique stability. The flex part of the rigid-flex PCB may bend at least 90 degrees. The board will be more flexible if the flex section is thinner. The board can roll beyond 360° if the flex portion is long enough. The rigid-flex circuit board can stretch, compress, twist, roll, and bend without causing any damage within the length of the flex portion. The rigid-flex boards are more stable and long-lasting than FPCs. Many applications, like the corners of computers, smartphones, and digital cameras for electrical connection, call for this dynamic stability.
A rigid-flex board’s ductile nature, the less weight of its flexible circuits, and the reduced impacts of vibration and shocks among its components all contribute to an improvement in the performance of electronic applications.
Offers Flexibility in Design
A rigid-flex PCB gives increased flexibility to fit into any compact device because of the 3D design and multiple layers of flexible circuits. In other words, unlike a rigid board, you don’t have to specifically design a device to fit its specifications. It usually has flexible corners that offer a flexible connection. When more mechanical support is needed, you can also add rigidity to the design.
Convenience in Repair & Maintenance
In comparison to rigid or flexible circuits, the 3D design allows repair and maintenance of it a simple task. Because the rigid-flex PCB can be folded, twisted, and bent, technicians may easily touch and fix any possible problems. In addition, there are no board-to-board connectors between the rigid and flexible sections, making the circuit clear and simple to debug. Therefore, during any routine maintenance cycles, it is simple to identify the issue in a rigid-flex board and finally to repair it.
Increased Reliability of Circuit
Connection problems are reduced as a result of less solder joints and board-to-board connectors. In addition, a rigid-flex PCB is made up of flexible layers that are securely and reliably connected to the rigid layer both internally and externally. Also, it helps to reduce premature circuit failures. Because of this, rigid-flex PCB is used in nearly all sophisticated and advanced electronic applications.
Reduced Overall Manufacturing Cost
Although its PCB assembly costs less, rigid-flex PCB boards are more expensive than FPCs and normal rigid PCBs. The Rigid-Flex PCB’s reduced size and fewer connections result in less material being used during assembly. The end product’s yield is increased by using fewer parts and connector assemblies, which also lowers the cost of materials and assembly. Also, the fewer connections mean that there are no longer any risks in the electronic device supply chain. Simply put, Rigid-Flex PCBs significantly lower the cost of logistics and assembly.
Withstands High Temperature and Aggressive Conditions
Since a rigid-flex PCB is designed with high thermal stability polyimide, it can resist high temperatures. Because of this, it is a credible option for sophisticated applications for military and defence uses. It keeps the best features of both rigid and flexible boards, and as a result, it exhibits a high level of resistance to harmful chemicals, harsh oils, ultraviolet and other radiation exposures. Also, it can resist extremely strong vibrations and shocks as well as other harsh industrial conditions.
Rigidity in Movement
A rigid-flex PCB’s parts are fixed together and are made to resist extreme environmental factors like shock and vibration. Devices that are prone to excessive movement and vibration during their application are the good fits for rigid-flex PCB use.
Cerra Systems is one of the leading PCB manufacturing solutions providers with PCB manufacturing plants located in North America, Asia with certifications for MIL, AS, TS, ISO, & NADCAP. Our products are Rigid, Flex, Rigid-flex, HDI, RF, and hybrid PCBs addressing up to 64 layers and 2 mil technology. Cerra Systems Major PCB Market is Aerospace, defense, Medical, computing, cellular & Industrial.
We manufacture and supply a wide range of Printed Circuit Boards in India from very small, double-sided PCB to high layer count, high-density multi-layer boards to large tabletop size backplanes. We have dedicated and quick-turnaround operations capable of delivering PCB prototypes with a lead time as short as 24 hours. We also offer quick-turn prototyping with a lead time as short as 5 days, depending on the technology and layer counts.
For more details, visit us- http://cerrasystems.com/