Luna's Column
What Are the Design Tips for Rigid-Flex PCB?
There are many differences between the flex and rigid board in CAD design of rigid-flex PCB1. Design requirements for flexible zone circuit.(1)Avo...
Rigid-flex PCBs
As the name implies, rigid-flex printed circuit boards(PCBs) are the composite boards of rigid boards and flexible boards. Most rigid-flex circuits...
What is a capped via hole?
A capped via is when plating is added over the via hole so that the surface is fully metalized with a minimum copper / cap plating thickness of 5um...
What is the difference between semi-flex and rigid flex?
Semi flex is effectively a ‘standard’ multilayer PCB, built using specific types of FR4 that has been depth to a specific tolerance so that the res...
What are the available structures for flex and rigid flex PCBs?
There are numerous, different structures available. The more common ones are defined below:
Single sided flex (IPC-60103 type 1) Coverlay (polyimid...
Process flow of Rigid-Flex PCB 2
Case 2: Motorola 1+2F+1
PCB features: 1+HDI design
BGA Pitch: 0.5mm
Flex board thickness: 25um without IVH hole design, the whole
PCB thickness: 0...
Process flow of Rigid-Flex PCB 1
Case 1: Motorola 1+2F+1 Mobile Display & Side Keys
PCB features: 1+HDI pcb design, BGA Pitch: 0.5mmFlex board thickness: 25um with IVH hole de...
What Are The Design Tips For Rigid-Flex PCB?
There are many differences between the flex and rigid board in CAD design of rigid-flex PCB
1) Design requirements for flexible zone circuit:
1.1 ...
2 Common Structures Of Rigid-flex PCB
1. The rigid flex board is to glue one or more rigid layers on the flexible board. The circuit on the rigid and flexible layersare connected thr...
4 Main Applications Of Rigid-Flex PCB
1.Industrial application
strial application includes rigid-flex PCB used in industry, military, and medical. Most industrial parts require the cha...