Instructions | Flex Modules

1

Step 1

Order Flex Modules from us or do it yourself with our gerber files in Github.
2

Step 2

Design your own PCB using Flex Modules as components or use our demo Flex Module projects.
3

Step 3

Get supplies needed for etching flexible PCB. Copper clad Kapton/polyimide can be bought on eBay relatively easily. Sheet or roll will work fine. Our demos only require single sided.
4

Step 4

Our hand etching post on medium explains the chemicals required and we recommend glass containers. There are specialized etching containers available.
Follow our steps on hand etching - https://medium.com/@cinlin/diy-flexible-circuit-boards-58c3794ed0cb
5

Step 5

Repair any damaged/over etched traces with solder if possible.
6

Step 6

Tin the Sewpad with MG Chemical Liquid Tin
7

Step 7

Solder the Flex Modules on to the PCB.
8

Step 8

Optionally coat the sewpad with conformal coating to protect the electronics better from water and ESD.
Silicone Conformal Coating Spray
or
Silicone Conformal Coating Brush On

Flex Modules