Q&A Community - JLC3DP

PCB Storage

Hi, Can you provide any guideline for PCB storage ? At what temperature & humidity do we need to store the received PCBs?

1 Reply Asked by 27*******3A

Copper PCB Stackup

Hello, What is the composition of the insulating layer of the Copper PCB material? How thick is the insulating layer? Is t......

1 Reply Asked by 33*******1V

Flex impedance control

Hi there, Do you have any information about impedance control on flex boards? I did not find any options for that when ord......

1 Reply Asked by 26*******9A

BGA design considerations

Hello, i would like to design a PCB with a BGA footprint on it that has a pitch of 0.35 mm. It seems like you support BGA ......

1 Reply Asked by 34*******6A

Corrected P&P file for PCBA order

Once Pick and Place is corrected for PCBA order, is it possible to download the corrected Pick and Place file from your sy......

1 Reply Asked by 38*******5A

Flex PCB limit

How many flexes are your flex PCBs rated to? I'm trying to spec a flexible PCB to join to a constantly moving carriage, bu......

1 Reply Asked by 64*******3A

minimum via size vs. minimum annular ring size

The JLCPCB capabilities page says the preferred minimum via hole size is 0.2mm, and the via diameter should be 0.15mm larg......

1 Reply Asked by 23*******3A

Technical questions on Flex PCB

Hello, I'm interested in a Flex PCB and I have some technical questions: 1) what is the minimum curvature radius for the f......

1 Reply Asked by 47*******8A

Consignment compoment assembly from aliexpress

I know that aliexpress isn't a supplier you work with, but I'm sure it's a common enough that we could source it locally? ......

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

Consignment Shipping from USA to China

Can you help me with the consigned shipping from USA to China, we have some project need to finish,tks.

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

How do I know if the LED is a reverse-mounted LED

Is C559118 a reverse-mounted LED, what should I do to solder it?

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

Can we make the PCB while we wait for the parts to arrive?

we need the boards urgently and we are trying to save time wherever we can. Why do we have to order everything (PCB fabric......

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

parts shortfall

If there are parts missing, and I want to wait for JLCPCB until they're gonna be restocked: is there a notification servic......

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

How to find a NPN transistors with some specific requirement?

I need an NPN transistor with an Emitter-Base breakdown voltage of at least 20V (the higher, the better)

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

Multisim 14.3

The question we submitted a short time ago refers to the software Multisim 14.3 Our question is about the production of a ......

1 Reply Asked by 51*******3A

Identifying the position of a component on the PCB

hello How can I be sure that a component will be installed in the correct position on the PCB? I mean square SMT component......

1 Reply Asked by 51*******3A

Solder ffc to pcb with pcb assembly

Can you solder the ffc from a LCD screen to a pcb with pcb assembly service ? regards

1 Reply Asked by 62*******8A

How to get unavailable parts for assembly

Is there any way to get those parts unavailable in JLC part library for my assembly order ?

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

Can I place assembly order first and add parts pre-ordered into order when parts arrived ?

Can I place an order for PCB manufacturing, and when the components in my library that I ordered will be available to me, ......

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

Send parts from France

Is the sender address still need to be mainland China? Can we send parts to you for assembly service?

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