Skip to main content

Questions tagged [kicad]

KiCad EDA is an open source (GPL) software package for the creation of electronic schematic diagrams and printed circuit board artwork.

Filter by
Sorted by
Tagged with
0 votes
1 answer
28 views

Resolving KiCAD Power output and Bidirectional are connected

I am new to KiCAD and trying to use TPS63020 in my boost converter, but KiCAD is complaining about connecting power output and bidirectional PINs. I am not sure how to resolve this.. TPS63020 ...
Rakesh Mehta's user avatar
0 votes
0 answers
58 views

How to define trace widths for KiCAD's freerouting/autorouter

I am pretty new to kicad, and hope i can find some advice here? (I could share the kicad example schematics too, if needed) I am having a this example schematics. Here you see a power supply for 2 ...
cilap's user avatar
  • 101
2 votes
1 answer
72 views

What are top and bottom copper types in KiCAD used for?

Being at very beginner level in PCB design and in KiCAD I have bene using the following F.Cu and B.Cu settings for a two layer board: In my case, I have most of the traces on the bottom side and a ...
user1245's user avatar
  • 4,301
2 votes
1 answer
294 views

KiCAD symbols for JST connectors

I'm trying to add JST connectors library to my KiCAD installation. I'm using KiCAD 8. I see that Connector_JST is in the KiCAD footprints and the KiCAD 3D shapes but not in the KiCAD symbols. How come ...
Hubert B's user avatar
1 vote
2 answers
48 views

Electrical types in KiCAD pins in custom symbol creation

I'm trying to make a symbol for this IC(DAC60501MDGSR) with the following pinout: But in KiCAD for each pin I need to assign an "electrical type" from the dropdown menu: Here below what I ...
cm64's user avatar
  • 2,203
3 votes
1 answer
189 views

LM2675 outputs wrong voltage, not sure about layout

I'm making an ESP32 board to control some 12V outputs, so I got an LM2675-3.3 buck converter IC (datasheet) to power the MCU. This is my first time designing and soldering a PCB and I'm guessing I may ...
Axl Vang's user avatar
3 votes
1 answer
131 views

KiCad footprint pad clearance not applied

I have an IC with tight pad spacing. As such I want to override the global clearance settings for this footprint to be able to route it. If I go to the footprint properties clearance overrides>...
Alexander Ohm's user avatar
0 votes
1 answer
60 views

KiCAD gives error "Input power pin not driven by any output power pins" with VBAT connected to battery symbol

I connected VBAT to a battery symbol and battery to GND, but I still get the error "Input power pin not driven by any output power pins." What am I doing wrong? Schematic screenshot:
JustOneMan's user avatar
2 votes
2 answers
266 views

A newbie question about determining footprint hole diameters

I want to solder a PCB relay socket to a custom PCB which I'm planning to make because I couldn't find any ready footprint. Here is the link to the data sheet. And below is the exact model: I will ...
user1245's user avatar
  • 4,301
0 votes
0 answers
39 views

How to decrease solder mask clearance of footprint in Kicad 8.0?

I'm getting an error in Kicad because the soldermask aperture is bridging with itself internally within a footprint. It looks like this: I'm wondering how I can decrease the soldermask border so I ...
Argon's user avatar
  • 9
0 votes
1 answer
35 views

Is it okay for two pads F.MASK to overlap each other in Kicad

I made a new footprint for XL-0807RGBC-WS2812B based on this datasheet. When I place this footprint in PCB editor the F.Mask for the pads on this component overlaps each other. Is this okay? I assume ...
Steven Smethurst's user avatar
4 votes
2 answers
281 views

Ground and power plane for this simple 2-layer PCB

I have a relatively simple PCB which I designed to manage some features of a analogue door bell system: enable/disable the call, detect the call, open the door, play some piezo status sounds. As I ...
Tintenfisch's user avatar
0 votes
2 answers
72 views

RFID antenna measuring resonance frequency does not cover the theoretical value

I am looking to design a custom RFID antenna which operates at 13.56 MHz. I have designed the antenna using the NFC Design tool (link). Please see the parameters below: Figure 1: Antenna parameters ...
Dániel Határ's user avatar
0 votes
1 answer
80 views

Symbol name is not showing

When I create new symbol in KiCad Eeschema the symbol name isn't showing up, like in the picture. I saw in a video that it should. How to make it show up? I'm using Kicad 8.0, but I had this problem ...
Radar32's user avatar
0 votes
2 answers
95 views

How do I mark pads on the PCB footprint as not used in KiCad?

I'm using KiCad to design a PCB. I'm using Raspberry Pi Pico, which has a number of GND pins (for designer's convenience). The symbol/footprint I have (downloaded somewhere from the Internet) have ...
Spook's user avatar
  • 199
1 vote
2 answers
89 views

KiCAD: remove DNP components from paste layer

We have an adapter board that works as an interface between our own and third-party electronics. Depending on the third-party configuration about a third of somewhat expensive components may be unused....
Maple's user avatar
  • 12.9k
0 votes
2 answers
66 views

Varactor diode simulation behaving opposite than expected

I've been trying to learn about resonance circuits and filters and so forth, intending to try to build some kind of tunable filter or something. I'm running some simulations in KiCAD to help confirm/...
Erhannis's user avatar
  • 177
0 votes
1 answer
68 views

Why is KiCad repeatedly re-assigning the Ground Pin of a row of resistors to some random pad?

I have run into an odd problem with KiCad, whereby a row of resistors has its ground pads re-assigned to some random pad. This happened with the central row of resistors first of all, which were ...
Hektor's user avatar
  • 165
-1 votes
1 answer
79 views

Does KiCad no longer support THT footprints for home soldering of pin headers? [duplicate]

I cannot find any connector that will simply allow me to make a PCB with THT holes for me to solder my own pin headers. The best I can find online is this link which identifies parts which I cannot ...
Hektor's user avatar
  • 165
0 votes
1 answer
80 views

ESP8266 breakout board use in KiCad

I need to design a board with ESP8266 mounted onto a breakout board. Here is the ESP8266 module: https://www.waveshare.com/esp-12f.htm It is mounted onto this breakout board: So what I need to design ...
Daniel's user avatar
  • 969
2 votes
1 answer
123 views

How do I create curved zones in KiCad?

I'm trying to create an accurate, curved copper fill to reduce impedance on a GaN circuit. I.e I'm trying to create a file such as this example from a particular manufacturer: However, I'm trying to ...
Alex Turner's user avatar
0 votes
0 answers
73 views

Equivalent of Eagle's "Design Blocks" in KiCAD

Is there an equivalent in KiCAD for "design block" concept in Eagle? If not, what is the most sensible way to accomplish this in KiCAD? This is not a "how to import" question. I ...
aulven's user avatar
  • 117
2 votes
0 answers
106 views

Why are solder pad layouts in datasheets always drawn up so unintuitively?

I am making a PCB that is using parts that require me to draw up custom footprints. So far, all the parts I've come across have the most seemingly stupid selection of measurements for pads. Take this ...
ezra_vdj's user avatar
  • 620
0 votes
2 answers
90 views

PCB footprint design of the ADMP401

I am creating a PCB in KiCad and I am trying to create a footprint for my mic, the ADMP401. When creating the footprint and running the design rules checker, it says I have a clearance issue with the ...
user23342283's user avatar
1 vote
1 answer
86 views

how to choose a PCB component footprint?

I am trying to create a PCB in KiCad. I was able to find the footprints needed for my THT resistors and op-amp / comparator chip. However, I am not really sure what footprint to use for my capacitors. ...
user23342283's user avatar
3 votes
2 answers
341 views

How can I simulate a (simple) 555 circuit in KiCad?

I want to simulate a 555 circuit in KiCad, but quite failing to do so. I found a SPICE model here and included it in my model like this: My circuit looks like this: The transient simulation works. ...
Bart Friederichs's user avatar
1 vote
1 answer
113 views

How to create in Kicad pads with different diameter on top and bottom

This is for a two layer design using Kicad 7. I need to create a footprint with 4 circular PTH pads that have larger diameter on the bottom layer than on the top layer. This is to satisfy mechanical ...
zapta's user avatar
  • 21
0 votes
2 answers
141 views

How would I get something like this? How do I get small solder points at the tips?

I want to make a nice visual on a PCB but I am not entirely sure how to get the ends of routes to have little tips like this or how to make the board look like this in all honesty. Does anyone have ...
ConnerWithAnE's user avatar
0 votes
1 answer
169 views

Copper zone not completed filled

I designed a board using KiCad 7. After connecting all the signal nets, I tried to place a copper zone. This copper zone is generated, but it is not completed filled: I tried to modify the properties ...
javat15's user avatar
0 votes
3 answers
77 views

One footprint, two configurations - KiCad

I want to make a single PCB that works for two product versions. One of the footprints will have to sport different placements of the same component for the different versions. I want a footprint with ...
Alexander Ohm's user avatar
0 votes
3 answers
113 views

Running traces across THT footprints

Will this work, knowing that I'm running traces across THT footprints? Kicad lets me do it, but will PCB manufacturers be able to print the board? On the other hand I had no other choice as I might ...
brunobhr's user avatar
  • 133
4 votes
2 answers
368 views

Custom made NetTie in KiCAD7 can't be routed

I have created a footprint for NetTie of custom size (I wanted 0.2mm pad/connection), as the library-provided one has the size of 0.5mm and is too big. I have tried two ways of routing: from other ...
smajli's user avatar
  • 940
2 votes
1 answer
126 views

How to fix ERC error for power pins

I'm working on a board in KiCad that is supplied with 12V regulated power which comes from a terminal block (1725753) and then it's routed to a ...
stdcerr's user avatar
  • 185
5 votes
1 answer
274 views

Unable to simulate a diode in KiCad/NSpice

I have this very simple circuit in KiCad: I'm trying to simulate the current through the LED, but whatever I do (change voltage of BT1, change resistance of R1, change model of D1), nothing ever ...
PMF's user avatar
  • 692
2 votes
1 answer
89 views

How to add colorful logo to PCB in Altium Designer?

I was going through Twitter, and I found this PCB I want to know how they add the colorful logo to it and it can be done in Altium Designer.
Monesh Rathod's user avatar
0 votes
2 answers
123 views

STM32G031Y8Y6TR BGA issue

I want to use STM32G031Y8Y6TR WLCSP(1.86x2.14) package, but I have a problem with routing and I'm looking for your advice. First, I can not use track width less than 0.09mm, also I can not use via ...
Alatriste's user avatar
  • 160
6 votes
7 answers
2k views

Automatic serial number on a PCB

Imagine you're printing 10 PCBs and you want each PCB to have its own serial number, but you want to add the serial numbers automatically from Kicad. Is this possible or not? Does it depend on the ...
Nedou's user avatar
  • 316
1 vote
2 answers
95 views

LTSpice (Berkeley Spice) Files. WHERE?

I am working on importing spice files into Fusion 360 Electrical. It accepts original spice files. Is this something common, where can I find it, etc. I am used to finding the footprint, symbol, 3d ...
Wes Ellgass's user avatar
1 vote
1 answer
115 views

Return current via

I have a 4 layer board. Layer 1 (Top): SIGNAL + GND plane Layer 2: whole GND plane (no tracks) Layer 3: whole power plane (no tracks) Layer 4: (Bottom): SIGNAL + GND plane After putting vias ...
Alatriste's user avatar
  • 160
2 votes
1 answer
168 views

Is it a good idea to place SMPS output capacitor close to inductor?

Is it okay to bend the output electrolytic filter capacitor right next to my SMPS inductor?
JoeyB's user avatar
  • 2,389
0 votes
1 answer
91 views

Checking PCB Layout, Routing Tips and Improvements?

I've made some significant revisions to my old PCB design and wanted some advice on routing! This time I've tried to properly space the large current/voltage traces, kept traces short where possible, ...
makotoyuki's user avatar
1 vote
2 answers
215 views

PCB layout, any improvements to make on the routing?

I have designed the PCB below and would like some advice on good practice for my PCB routing / board schematic. Are there any design considerations that I should be paying attention to for the design? ...
makotoyuki's user avatar
2 votes
1 answer
128 views

Kicad: Create Symbol and Footprint for SoM

I am designing a PCB containing the UCM-iMX8M-Plus system on module. This module connects to the PCB using two DF40HC(3.0)-100DS-0.4V(51) connectors. I would like to create a symbol and a footprint ...
mlx11's user avatar
  • 288
2 votes
2 answers
183 views

Is there a piezo element in the KiCad libraries?

I have been trying to find a piezo element in the library but it just does not show up (I am using a Mac.) What should I do? If possible, please share a schematic with the piezo element in it so that ...
Anuj Kishan's user avatar
2 votes
1 answer
112 views

Incorrect KiCAD simulation

I am learning to simulate a voltage divider using SPICE in KiCAD. Here is the circuit I created for the simulation The simulation plot indicates that the voltage on the net connected to R1 is lower ...
InputBlackBoxOutput's user avatar
4 votes
2 answers
1k views

What is this symbol in KiCad schematics?

I'm making my first steps in electronics and am trying to redraw a schematic in KiCad to export it to Gerber files and make a PCB. I found this symbol on a source schematic, but I cannot find it in ...
Vavilen Tatarskiy's user avatar
1 vote
2 answers
693 views

PCB Design Question - Power Plane or Fat Traces for High Current

I have designed my first pcb (4 layer) and I have a question about power planes versus power traces. I am using KiCad 7. I have tested the circuitry on a proto-board. I have a high current section (12-...
user1045680's user avatar
2 votes
1 answer
177 views

Kicad Clearance Rules not Applied

I'm doing a BGA design where I want a very small clearance between copper. I've set up my clearances as shown below, but for some reason the routing seems to completely ignore this and does not allow ...
Robert Zukowski's user avatar
3 votes
1 answer
755 views

How to pick the right resistor and capacitors on KiCad?

I am making a PCB for the first time and I am having trouble picking the correct footprint for my resistors and capacitors. This is one of the resistors that I am using (311-100KHRCT-ND). That item is ...
JustinL's user avatar
  • 31
1 vote
1 answer
708 views

How to draw edge plating in KiCad?

I need edge plating for a KiCad PCB and I'm not sure how to draw it. I've checked this explanation and it looks like I need overlapping copper on the PCB edges. But KiCad is trimming the polygons on ...
Kampi's user avatar
  • 422

1
2 3 4 5
12