PCB - JLC3DP Q&A

panel by jlcpcb

we have 2 different design of the same dimensions. wants to panel it

1 Reply Asked by 49*******9A

How to specify location of barcode or PCB mark

Hello. How to specify location of 2d barcode or PCB mark. im using eagle software. which the layer that i can specify loca......

1 Reply Asked by 69*******2A

Vat collection

Hello I am from Europe Do you collect VAT in the orders? I you collect is easy for us to order without problems in the cus......

1 Reply Asked by 25*******7A

Gold finger pads minimum spacing in flexible pcb

Hi, i have a question about flexible pcb production capabilities. I want to make a fpc that acts as an interconnection bet......

1 Reply Asked by 33*******3A

Can I have LPI regions in Flex designs?

For flex designs with regions that have a high density of smaller SMT components, is it possible to define a zone that use......

1 Reply Asked by 27*******1A

Can I make a design change due to a file error?

Can I change a file that I already placed the payment order for an improved one since I uploaded the wrong file?

1 Reply Asked by 34*******3E

Silkscreen Over Solder Mask Opening

Can silkscreen be printed over removed soldermask? or Will silkscreen be removed from soldermask openings WITHOUT copper u......

1 Reply Asked by 34*******2A

Combine orders

can i combine a pcb order with component order from LCSC?

1 Reply Asked by 26*******4A

Tapered Traces

Greetings, Are you capable of printing tapered traces? Thank you in advance!

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

add another board

i have placed an order and already pay for it it still in production i want to add another board and add it to the deliver......

1 Reply Asked by 31*******4A

PCB - Surface Finish

PCB : FR-4 “Can you work without PCB surface finishing?” NO HASL NO LeadFree HASL NO ENIG

1 Reply Asked by 50*******9A

In how many mm increments can I specify the drill hole diarmeter?

1 Reply Asked by 73*******6A

what is the life utility of a PCB?

1 Reply Asked by 73*******6A

via-in-pad on flex pcb

is it possible to do via in pad on a flex pcb? https://jlcpcb.com/blog/704-jlcpcb-free-via-in-pad

1 Reply Asked by 69*******7A

What is the dielectric constant for the FR-4

What is the dielectric constant or relative permittivity for the FR-4 material used in JLC's 1 oz, 2 layer PCB?

1 Reply Asked by 80*******9A

PCB data sheet

Hello, For our CE certificates, we need the data sheet of all the components. Can you provide it for PCB? The data needed:......

1 Reply Asked by 22*******5A

Aluminium Stackup Values

Hello, I am working on a LED project which is locate on an aluminium plate. I couldn't find the layer stack values for Alt......

1 Reply Asked by 80*******2A

Gerber file requirements

Hello, I exported the gerber files from my EM solver. It is an RF design. It seems there is a problem with it. I can not s......

1 Reply Asked by 30*******1A

edge cut bugs

hello have you encountered a bug like this: it seems to me like every layer has become an edge cut ive had files that have......

1 Reply Asked by 68*******2A

Impedance Calculator, Coplanar or non-coplanar

Dear JLCPCB Engineer, Some of my PCB designs involve high-frequency signals and require traces with specific characteristi......

1 Reply Asked by 61*******7A