PCB - JLCPCB Q&A

Where can i find a detailed stackup for a 0.4mm 2 layer board? I need it for impedance considerations

1 Reply Asked by 53*******2A

Hi! I'd like to add thermal relief vias to a QFN thermal pad, but since epoxy/copper filling is expensive, I want to ask i......

1 Reply Asked by 85*******4A

tht pad size

Hello, I have a PCB design that requires very small tht pads (through hole) what is the smallest hole and diameter I can g......

1 Reply Asked by 86*******9A

203x934 mm flex PCB

Hello, Do you have the ability to produce 2-layer flex PCB that is 203mm in width and 934mm in height? Thanks, Elaine

1 Reply Asked by 87*******3A

IOSS number for EU countries

Hi! For importing goods to EU in the IOSS mode, the local authorities of Czech Republic require end customers to pair pack......

1 Reply Asked by 26*******7A

Can my friend also work on my PCB design?

Hello Can I share collaborate a design with another Hardware Engineer who has another account? Thanks Suresh

1 Reply Asked by 83*******7A

How do I cover my copper pad with a solder mask?

The solder mask layer was removed from the Kicad to cover the copper pad part that constitutes the capacitive sensor with ......

1 Reply Asked by 75*******3A

Router processing

Hi! How do I instruct the router to process the board? (Created with Kicad) Can you process it if the instructions are on ......

1 Reply Asked by 86*******3A

Required PCB Fabrication Quotation

Hi, I have already given you detail please share quotation with me

1 Reply Asked by 85*******1A

Is it possible to pay with a different account?

Our purchasing procedure requires the order is paid by special personals but they are not the expert in PCB. Is this a cha......

3 Replies Asked by 37*******9A

Microvia and buried via

Hello, How should i order in online shop a pcb with microvia and buried via? My microvia has a hole of 0.1mm and a size of......

1 Reply Asked by 79*******6A

PCB COLOR ?

Thank you very much for your continued support. When I order a PCB and specify the board color as blue, the blue color I r......

1 Reply Asked by 58*******1A

Fabrication of PCBs

Hi, I want to fabrication of PCBs for Micro strip patch antenna. Specs are as under: Fabrication of 02 x PCBs, Substrate......

1 Reply Asked by 85*******1A

What is the minimum width of thin PCB sections?

I am designing a board where individual blocks are connected by long thin pieces, such as the following: What is the minim......

1 Reply Asked by 28*******1A

QR code on bottom silk screen

Can I place a QR code on the bottom silk screen? If so, what size and format do you recommend for the image? Kind regards ......

1 Reply Asked by 33*******9A

Can Support to RIGID FPCB

Hi I'd like to know can support Rigid-Flex FPCB as attached picture if support , let me know detail ttechnical spec to me ......

1 Reply Asked by 39*******4A

BGA design rules

Hello, I am designing a PCB with high density BGA chips (0.4mm pitch). The recommended pad size is 0.2mm with "VIA IN PAD"......

1 Reply Asked by 37*******2C

Client gerber files

Can I have access to your client gerber files and use them to get my own PCP

1 Reply Asked by 20*******4A

If I panelize my PCB through JLC will I be provided the panelized gerbers?

I'll need the gerbers of the panelized PCB.

1 Reply Asked by 81*******8A

Is it possible to ship the product with the V-cut part completely cut off?

Is it possible to ship the product with the V-cut part completely cut off? I received the board in the picture with order ......

1 Reply Asked by 84*******0A

PCB - JLC3DP Q&A