Questions tagged [altium]

Altium is integrated schematic capture, PCB design and FPGA software.

Filter by
Sorted by
Tagged with
1
vote
0answers
52 views

What is this checkered pattern in altium when placing tracks?

I'm learning altium and trying to re-route an existing board that I have not that much experience with I've found this checkered pattern in some tracks that Altium is being very annoying at: They ...
0
votes
2answers
97 views

how many layers of pcb i need to draw? [closed]

I’ve just graduated from the electrical engineering faculty. So as I researched, most of the companies required PCB design in Altium/eagle or equivalent...but there is a question in my mind is, how ...
1
vote
0answers
21 views

Altium: Filenames with sheet numbers

I have seen some examples of schematics with page numbers in the filenames of the sheets. e.g. [01] sheetNameforSheet1.schdoc Do does one do it, manually or is there more elegant way of doing it? How ...
2
votes
1answer
43 views

Altium 20 autoroute via polygon

I wonder how can I make Altium autorouter to place a short track and then use via to connect SMD IC pads on one side to a polygon on another side? Should I define any rules? Should I change any ...
0
votes
0answers
22 views

Altium Designer: file could not be found and will be removed from the project

I downloaded a repository (from GitHub) of Altium files, and I am wanting to modify the PCB before sending it for manufacturing. However, I get the error: file could not be found and will be removed ...
1
vote
1answer
28 views

Altium Designer : How to make a custom Top paste for D2PAK pad

I know my way around altium designer but i am not finding a good way to make openings in the solder paste layer for the tab pad of D2pak . This is what i want : Altium only allows me to make the ...
0
votes
0answers
15 views

altium : can I customize a comporent reference depending on the sub-sheet?

In my project, I have a sheet that is re-used several times. Imagine, it's a motor driver. The sheet includes the driver and the connector to the motor. This sheet is used several times as a "sub-...
1
vote
0answers
80 views

Altium Simulation Reference Ground

I have a question about Flyback converter simulation on Altium. I set my reference ground GND. When I try this schematic with all grounds as GND like below Simulation is working good as you can see ...
0
votes
0answers
26 views

Altium - how to select/move the PCB designator when it is “inside” the component outline

I have some parts where the designator is "inside" the component on the PCB. I want to move them but when I try to select the designator I get the whole part instead. The only way I've found to do it ...
2
votes
1answer
46 views

Altium->Coupled Inductors

Im glad to be with you. I have question about coupled inductors in altium. I want to make a flyback converter and tried first as in Image 1 . I converted 310V DC to 12V DC as you can see. I wrote ...
1
vote
0answers
30 views

How to put Sim808 and a microcontroller on the same PCB?

I'm families with Arduino (Nano and mini) and GSM modules and I've recently Learn about Altium Designer and I've designed (and ordered) a few simple PCBs and I've learned about Micro controller and ...
0
votes
0answers
18 views

Polygon subtraction error. Altium rules are ignored

I need to subtract a small polygon from my base polygon. However, after subtraction, my rules are ignored by the Altium. what is my mistake?
1
vote
2answers
46 views

What is a polygon island in Altium?

So what exactly is a polygon island in altium and why is it generally considered bad? How can they be removed from the PCB?
0
votes
0answers
24 views

Autorouter not working between board regions

I created a default Altium 20 two layers PCB and I divided it in two regions with a split line. I am able to hand route the tracks with no problems. Anyway, in these conditions the autorouter is not ...
0
votes
0answers
41 views

Track clearance with flex region cutout in Altium Designer

In Altium Designer, I created a simple rigid-flex board with the 4 layers in the rigid part (top, in1, in2, bottom) and 2 layers in the flexible part (in1, in2). I set 5mm clearance on a top layer ...
0
votes
0answers
27 views

differential pair problem on altium 20

I'm writing you because i'm becoming crazy. I have a project on which I was working on Altium 18, with a lot of differential pairs with multi channel and multisheet design. I went to altium 20 to ...
0
votes
1answer
28 views

How can I edit a pre existing component in Altium design?

There are some simple component in Altium Desing like LED or Diod or Resistors but How can we edit or modify them because its schematic and pins are good , I want to add a 3D object or some text or ...
0
votes
1answer
21 views

Altium problem when components placement

When i try to place the components in the schematic in altium, it looks like it is not allowed and the components became transparent as if it is not active
0
votes
2answers
33 views

Clearance between planes in a split plane layer?

When creating a split-plane layer, my cad package (SW PCB, based on Altium) uses simple primitives to draw the border between the plane regions. It seems to take those primitive dimensions and ...
0
votes
1answer
55 views

Altium doesn't let me place anything on schematic

When I left click the mouse to place a component, nothing happens. I can't place the components. How can I fix it?
1
vote
1answer
27 views

Modify part in Altium by exploding (or other method)?

There is a design in which I must remove silkscreen from every part, and I would like to do this without having to create footprints for every part that needs to be modified since I have many ...
0
votes
1answer
82 views

Get more signal layers in Altium?

I am trying to run a test that requires a board to have 57 signal layers, however in the layer stack manager, I am unable to get more than 32 layers. Signal is grayed out when I go to add another ...
0
votes
1answer
86 views

Altium - cannot find standard parts

I am slightly new to Altium and I've not run into such a problem with other EDA software. I use version 20. I can find simple stuff like resistors in the included library and at least a few ...
0
votes
1answer
38 views

Custom Altium footpring

I want to design a concentric circle shaped footprint in Altium. The inner one is Vcc while the outer is GND. I tried placing the pad and such but there is no way I can have the outer circle with the ...
0
votes
1answer
35 views

Pour copper area inside cutout Altium 19

I have a board design in Altium 19 which has a differential pair on layer 2 and a power plane on layer 3 (the rest of L2 is GND). I need to cut out the power plane on L3 and have an area of GND to ...
0
votes
0answers
42 views

How do I stop selection in altium 20 to stop aligning to grid?

Just switched to altium 20 (from 17, which works fine). I'd like to throw my computer through a wall right now because everything is twitchy and many of the options are moved. The worst of them is ...
0
votes
1answer
66 views

Altium Collision DRC error? Cant figure out why

i have finished my PCB design with Altium. I ran the DRC, to check if there are any errors. Strangely i got like hundreds of errors. First i couldn't find out why, but i managed to narrow it down to ...
0
votes
1answer
20 views

How to reset Altium View Configuration Colors?

How can I go back to the default System Colors in Altium's View Configuration tab? I've changed the colors but in 3D mode I want to see the original green pcb.
0
votes
1answer
33 views

In Altium Designer how do I navigate to the component editor from the PCB layout screen?

I am teaching myself Altium Designer 2017 coming from EAGLE. If I want to edit a component in EAGLE I can right click on it in the board view and then click "open footprint". Is there a similar ...
0
votes
0answers
11 views

Does the Altium model of this relay match the datasheet? TX2-5V - Solved - No

Altium offers this model when a Manufacturer part search is done for a Panasonic TX2-5V, notice that in the un-energized state pins 8 and 9 as well as 3 and 4 are contacted in the model. The ...
0
votes
1answer
76 views

How to change the default white background in 3D mode inside Altium?

In the pcb 3d view I want to change the background color from the default white to something more dark, how can I achieve this?
0
votes
0answers
29 views

Altium Designer problem when running in Windows safe-mode

I was wondering: Is there any way to learn Altium Designer, without having to draw the PCB layout? I have been running my laptop in Windows safe-mode for a while, because my laptop has graphics card ...
1
vote
0answers
184 views

Best way to remove paste in pad footprint in Altium

I have a top only pad in a footprint. I don't need any open window on the the top solder layer so I set the tented option enable for my pad... But even if the top solder is off (no window for this ...
0
votes
0answers
39 views

Can't select component in Altium

Some time I'm facing to an annoying issue when I want to select some component. I want to be clear before, that is only for one component and it not relative to select filter or anything else. I ...
2
votes
0answers
18 views

Rectangular selection for component designator in altium

I noticed that is not possible to use rectangular selection for designator in Altium (PCB view). I have to select them by clicking on each of them. And for moving a group of them I can't use keyboard ...
0
votes
1answer
38 views

How to highlight net when selecting a net in the PCB Panel?

When I am in the 2D PCB mode in Altium, I want to be able to select a net from the Net Classes, so that Altium will show that net highlighted. How to achieve that ? (holding shift and hovering over ...
0
votes
0answers
13 views

In Altium Designer 18, Is it possible to spread a multi-package component across multi-channel design?

I have the following situation: Multi-channel design, that is, a part of schematic is automatically multiplied several times. Despite naming (annotation) is very complicated and let's say curiouse to ...
0
votes
0answers
26 views

How to add footprint to a schematic symbol from any PCB library in Altium

I created a PCB schematic symbol and a PCB footprint, both .SchLib and .PcbLib added to my projects and in "Installed libraries". When I go to the schematic symbol, click "Add footprint&...
0
votes
1answer
30 views

Is it possible to change the side of component and existing track and via in altium

almost everything is in title. I have a existing routing track and via. I would like to change side of all component. It's a 4 layer, so, in a perfect world : top component goes to bottom layer top ...
1
vote
1answer
13 views

Polygon Pour Neck Width

Im using the polygon tool in Circuit Studio (basically Altium Lite). and I am trying to increase the necks which coonnect the pour and pad to maximize connection area. But having a hard time finding ...
1
vote
1answer
29 views

How to set a rule for pads of just one component in Altium Designer

I am designing a PCB for a STM32 MCU, whose PCB model contains pads very close to each other (clearance < 10mil). How can I set a rule for pads of this specific MCU (not other components) on my ...
1
vote
1answer
58 views

Who is creating/maintaining the Unified components for PCB?

In Altium, I noticed that there are 'Unified components' - the repository that contains symbols/footprints that are already created. I am keen to know more about this repository. Who is maintaining it?...
0
votes
1answer
67 views

What do these red crosses mean

I'm using CircuitMaker (Altium 'Free') and I get on a lot of components/traces red crosses, but sometimes only part of a trace (see screenshot). What do these crosses mean? Note, I haven't connected ...
0
votes
1answer
36 views

Altium automatically adds footprint to new library component. How to solve it?

I have a problem with Altium and i couldn't solve it. When I add new symbol to my integrated library, by default it has 6 footprints and the symbol designator and comment is same every time (not ...
0
votes
0answers
25 views

How do I import a spice model (MCP601) on Altium if the model is in TXT format?

I don't know how to import a spice model on Altium when I have the model in .txt format, because all videos that I have seen about how to import a spice model on ...
0
votes
0answers
21 views

32F746GDISCO Stackup and Ethernet Impedance

I have an example board with PCB about the ethernet application. I noticed a mismatch between stack up and ethernet lines, or something else I don't know. Ethernet Lines are drawn with 0.125mm and its ...
1
vote
0answers
40 views

Layer Type Detection Bug in Altium Designer

When I open the "Layer Types Detection Template" by going to "Tables" -> "Layer Type Detection..." I see a list of "Layer Type" and next to that, the "Layer Type String Template". The strings that are ...
0
votes
1answer
67 views

How to round all corners on a PCB in Altiium

All my PCB's have round corners, so you can't hurt yourself, and so it is easier to fit it into a rack. Now with altium i always have drag the edges in the Board Shape Editor to make them round. I ...
0
votes
1answer
30 views

Show tracks and via's in 3D view in the latest Altium Designer 20?

I want to view the tracks and via's in Altium Designer 20 when I am in 3D view (shift+s is not what I want since that will hide the components and only show the tracks and via's). How can I be in 3D ...
1
vote
1answer
36 views

I cannot select certain parts of my board?

I have been dealing with this issue for the past 3 hours, and have moved nowhere from this. Very frustrating, considering this is a one credit course. My main issue is that I cannot move some of my ...

1
2 3 4 5
21