Walking Through a Big PCB Factory in China | JLCPCB

This is how boards are made. Watch how PCB is manufactured and how boards are assembled. Thank you very much to JLC for helping me to create this video.

Links:

• JLCPCB: https://jlcpcb.com/
• FEDEVEL online courses: https://www.fedevel.com/courses

Chapters: 00:00 What is this video about 00:14 Raw material cut to panels 01:21 Cleaning PCB 02:59 Photosensitive film applied (Building layers L2 & L3) 03:56 Exposing L2, L3 05:39 Developing L2, L3 06:36 Etching L2, L3 07:27 Removing photosensitive layer 08:01 AOI - Automated Optical Inspection 08:55 Making copper rougher 10:43 Adding prepreg 11:19 Adding copper sheets - Top and Bottom layer (L1, L4) 13:01 Baking PCBs, oven room 14:54 Splitting to two panels again 17:06 Adding aluminum sheet 17:30 Drilling 19:39 Plating 20:52 Electroless plating 24:18 Electroplating 27:35 Applying photosensitive film on L1 and L4 28:19 Exposing L1, L4 30:15 Developing L1, L4 31:24 Applying tin layer 33:30 Removing photosensitive layer from L1, L4 34:38 Etching L21 L4 34:50 Removing tin layer 35:48 AOI - Automated Optical Inspection 36:35 Optional electrical testing 37:53 Adding solder mask color 40:06 Exposing solder mask 41:55 Developing solder mask 43:27 Making silkscreen 47:23 Gold plating 49:54 Optical inspection, fixing, measuring 51:08 Electrical test 52:13 Milling - Removing PCB from big panel 53:36 V-Score 55:34 Packing PCB 56:32 Board Assembly 57:34 Inserting components into feeders 58:51 Stencil & Paste 59:18 Setting up component placement 59:51 Checking placement with AOI 1:00:42 Soldering - Going to owen 1:01:15 Checking after soldering 1:01:56 Assembling a board 1:04:31 Manual checking 1:04:56 Fitting through hole components 1:05:58 Wave soldering 1:07:17 Conformal coating 1:07:57 Packing assembled board 1:08:30 3D printing 1:11:02 Done. Packing and shipping ... https://www.youtube.com/watch?v=jTBOSob5MLg