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5
votes
1answer
410 views

PCB Ground and Power Planes

I am desigining a 4-layer PCB with the following stack-up: Signal Top, Ground Plane, Power Plane, Signal Bottom. This is the first PCB I make like this, which includes a noisy SMPS with a switching ...
2
votes
1answer
105 views

Eagle TI CC2540 Ground Pad?

I have been working on a PCB layout. It's my first time working with Eagle, and my first time prototyping a board. I am using a CC2540. I understand that this uses a RHA package which has a ground ...
0
votes
1answer
236 views

6-Layer Stackup for PCI express design

I'm pondering over a stackup for a 6-layer board using a couple of PCIe connected ICs. My first idea was to use the following Stackup: Signal GND Power (Multiple power supplies, so it's a split ...
2
votes
2answers
302 views

How to complete 3D Export PCB in Altium

I know how to export a STEP file in Altium, but is there a way to export the whole PCB, just as it is displayed in Altium's screen? I mean with the traces, vias, components, etc.
12
votes
2answers
686 views

The best stack-up possible with a four-layer PCB?

I'm designing a 4 layer PCB and I know that the standard stack-up is Signals GND VCC Singals (GND and VCC can be switched depending on the layer with more signals) The problem is, I don't ...
5
votes
2answers
161 views

Do you think this board can be done in 2-layer or should I go to 4-layer?

Here are 3 photos of the board I am trying to build. The photos are the top, the bottom and the bottom with the analog portion (Buffer+ADC) inside a red box. It is an ohmmeter. Most SMD parts are on ...
3
votes
1answer
262 views

How do I disable clearance check for a layer or for only some certain elements?

I'm designing a PCB in Altium Designer. There is a very large heat sink in my project. When I put it on the PCB, there will be plenty of empty space under it where I can put other small components. ...