PCB Fabrication and SMT Assembly - 1

Listed are the few tips for your PCB fabrication and assembly.

CEM-1, CEM-3 as base material for PCB is low cost and not widely used now. this is not used any more. Following are the current material categories for the printed circuit board: 

• FR4, 
• High TG FR4, 
• Halogen Free Material, 
• Aluminum based material, 
• Copper based material, 
• High frequency material,
• PTFE material
• Heavy copper foil
• Paperphenolic plate
• BT
• PI
• Composite material
• PTFE + metal based
• Roger HF material

2. When finished copper thickness is equal to or more than 3 OZ, immersion gold as surface treatment is advised.

3. If the solder mask color is white, the PCBA boards may need washing.

Our PCB Tech. has good pre-sale design service and also good after-sale service. Please, do send your queries using below link:

https://ourpcb.wufoo.com/forms/instant-quote-form/

 ----- This post is contributed by Lillian from OurPCB Tech. Ltd