Q&A Community - JLCPCB

Custom BOM and components for PCBA service, and subsequent lead time after component sourcing

I have a PCB that requires a very specific selection of components such as ICs, diodes with specific electrical properties......

0 Reply Asked by 78*******0A

FPC with cut inner tabs design rules

Hello JLCPCB support, we need a flex PCB circuit with tabs cut in the internal area... 1) should we draw the single center......

1 Reply Asked by 49*******7A

Altium merge layers for own panels

Hi, when I have PCBs with cutouts then these are on the Keep-Out Layer. When I panelize my PCBs, then the PCB seperation c......

1 Reply Asked by 56*******1A

Panels by customer with copper on frame

When creating a panel by customer, is it better to have some copper on the frame or should the not used parts of the panel......

1 Reply Asked by 36*******8A

Flex PCB Coverlay material

Can you provide datasheets or links to manufacturers for the yellow/white/black coverlay used in flex PCB? Thank you.

3 Replies Asked by 56*******8A

Via in pad clearance ring

Hello, This is Junki Kim, an intern at the Korea Institute of Science and Technology (KIST). I would like to ask about the......

1 Reply Asked by 93*******5A

V-cuts in Kicad 9

Dear all, How can I define a V-cut in a Kicad 9 project? Best regards and thank you for your attention, Manuel Ferreira

1 Reply Asked by 22*******8A

Cable and Connector assembly that Plugs into: X1002WVS-03L-HF-LPSN

I have a X1002WVS-03L-HF-LPSN on my board. What is the mating connector? Even better is if there is a mating connector and......

1 Reply Asked by 49*******8A

Placing a chip on a socket

Im intended to use a soldered socket to the PCB and a mounted atmega328p to the socket without soldering it to the socket.......

0 Reply Asked by 43*******0A

Environmental Response

Are your PCBs TSCA compliant?

1 Reply Asked by 66*******3A

Pluggable System Terminal Block

Is it possible for you to send me the male connector soldered and the female connector connected to it? The ones I need ar......

1 Reply Asked by 43*******0A

UL Mark on Flex PCBs (capton)

Can you mark flex PCBs with UL mark?

1 Reply Asked by 57*******4A

94V fire rating certificate?

Hello, I am looking for the 94V-0 fire rating certificate

1 Reply Asked by 82*******9A

FACTURES A RECUPERER

.Hello. Where can I find my Invoices? Thank you

1 Reply Asked by 58*******8A

Hidden and blind transitions

My project has hidden and blind transitions between layers, can you make such a board? Or do you only make through holes i......

1 Reply Asked by 34*******0A

electronic parts without PCBA

Can I buy electronic parts without PCBA?

1 Reply Asked by 71*******3A

Large Board Surcharge - What are the maximum dimensions

A PCB Gerber was submitted recently and I noticed that there was an upcharge because the board was larger than normal. Wha......

1 Reply Asked by 26*******0A

PCB Mounting Hole Positional Tolerance

I am designing a board that will be attached to a metal backplate using M2.5 bolts through PTHs (2.7 mm to 3.0 mm in diame......

1 Reply Asked by 37*******7A

Is it okay if I solder it myself since the component is out of sock?

Hi, I'd like to order PCB-Assembly service, but FFC05001-16SBB124W5M are unavailable because of out of stock. So I searche......

1 Reply Asked by 98*******0A

What is included in the order?

I have ordered a small amount of PCBs with assembly and I have been charged for higher quantity than the one that is neede......

1 Reply Asked by 98*******4A