Questions tagged [mounting-holes]

Are the holes made in a PCB, in order to fixate it with screws on its chassis

Filter by
Sorted by
Tagged with
1 vote
1 answer
54 views

How can I select mounting holes (pads) for Design Rule checks or queries in Altium?

I have added several pads with plated holes and assigned them to the GND net to serve the purpose of mounting holes for my PCB. I'd like to create a Design Rule for them which connects them to a GND ...
JYelton's user avatar
  • 33.9k
4 votes
6 answers
1k views

What is the name of these plastic bolt type things holding the PCB to the housing?

What is the name of these plastic bolt type things holding the PCB to the housing in the corner here? Is there a way to remove them and then reattach them? I want to get at the PCB, modify it, and ...
user2042006's user avatar
1 vote
1 answer
1k views

How can I create a mounting hole in Altium exactly as shown in the figure?

How can I create a Mounting hole in Altium as exactly shown in the figure? Please note there is no silkscreen on the edge of the hole.
Nithin's user avatar
  • 132
0 votes
1 answer
86 views

Mounting hole connection scheme

I need some help figuring out how to manage the mounting holes in my PCB. Searching the internet you will find a lot of information, but it is all confusing and often contradictory. I state that it is ...
Federico Massimi's user avatar
0 votes
1 answer
75 views

PCB mounting holes outer chainring

A curiosity, but why do the mounting holes on PCBs have those small holes on the outer chainring? I mean these:
Federico Massimi's user avatar
0 votes
1 answer
39 views

ODrive mounting connectors

I have to connect motor voltage wires to an ODrive motor controller. I can't find 3-pin mounting connectors to solder to the controller that fit the configuration. Does anyone know what they are ...
Will V's user avatar
  • 11
1 vote
0 answers
85 views

Do I need to cover non-plated mounting holes before applying a conformal coating?

In reference to this question and specifically this answer, should we consider the same criteria if we need to apply conformal coating on the PCBs? Do I need to cover the (non-plated or non-metalized) ...
El Feo Reyes's user avatar
0 votes
0 answers
27 views

What do people use to mount PIR sensors, cameras etc. - stand offs?

Asking here because I am struggling to figure out what people use to mount their Raspberry PI modules for instance a PIR sensor or a camera. They all come with tiny holes and I am not sure how to ...
user1503606's user avatar
0 votes
3 answers
202 views

What is the best way to mount PCB with only 1mm holes in a project box [closed]

I looked at an AC/DC converter suitable for my project, but according to the description it has only 1mm mounting holes (which are also input and output). Thus, it is not possible to use plastic ...
Ybrs's user avatar
  • 1
3 votes
2 answers
1k views

How can I securely mount this PCB to a 3D printed case?

This will be mounted to a 3D printed case that will have extra room (2x bigger than this PCB) for other accessories and cables, therefore will need to be secured to the back. I see there are holes, ...
Jacob Miller's user avatar
1 vote
2 answers
162 views

How to mount daughter PCBs like HX-2S-JH20

How would you mount a PCB like the HX-2S-JH20? It doesn't have any screw holes. What about using plastic supports under the pads and ring terminals. Or maybe is better to solder it on pads on the main ...
stenio's user avatar
  • 319
0 votes
0 answers
305 views

SOT-227 mechanical attachment

In our latest project we need to switch a substantial current (as in 50-75A, less than 20V, at least). That would be a 2 FET load switch (back to back for polarity protection), fuse, current shunt, ...
Lorenzo Marcantonio's user avatar
0 votes
1 answer
49 views

PCB height adjusting mounting

The PCB has a pulse oximeter mounted on the surface, and it's tolerance is 0.6mm. The problem is the pulse oximeter needs to touch the bottom case at all times. How to best mount the PCB in the case ...
Magdalenka's user avatar
0 votes
1 answer
1k views

How to ground PCB to chassis using mounting hole with vias in Kicad?

Hi I have 4 layer board layered as follows. Signal Power Ground Signal For the power and ground planes I have done zone fills... I want to attach the PCB ground to my chassis using a screw. I ...
user432024's user avatar
8 votes
5 answers
4k views

Why do some PCBs have these circular rings? Are they plated through hole vias?

Do they serve any mechanical purpose? Also, there are eight dots on these rings.
Winner's user avatar
  • 321
0 votes
2 answers
275 views

How to use LED holder when mounting on a case with PCB inside?

I am making a case with a front and back piece with the PCB mounted on the back piece with LED supposed to be mounted in the holder in the front case piece. I was planning on soldering the LED to the ...
ansonl's user avatar
  • 101
0 votes
0 answers
493 views

Mounting hole with vias in OrCAD

I want to create a mounting hole with vias around it. I don't know how to approach it so I've tried to do it on my own. I'm using OrCAD PCB Designer. I have created a mounting hole padstack with ...
Marco Svizzeri's user avatar
0 votes
1 answer
76 views

Do enclosed switching power supplies follow any standard for their chassis size and mounting hole distances?

Do enclosed switching power supplies follow any standard for their chassis size and mounting holes distances? or each manufacturer has its own conventions?
Microsoft Linux TM's user avatar
0 votes
1 answer
2k views

Altium plated mounting hole, Un-Routed net constraint

I am trying to resolve a problem I am having with Altium, maybe I am just missing something obvious but i'd like your insight. I have a 8 layer board, build out of signal layers, and internal planes. ...
Remco Vink's user avatar
1 vote
5 answers
846 views

How should I mount DB9 Connector?

How do I mount that DB9 Connector on this GPB? Any tricks?
MaNyYaCk's user avatar
  • 1,468
2 votes
1 answer
133 views

Micro USB Type B Receptacle Mounting Holes Near Pads

I noticed a few libraries, in their micro subtype b footprint designs, include round mounting holes very near (touching) the pads. In Eagle, these end up giving me dimension errors. I tried ...
Rodrigo Da Silva Guerra's user avatar
1 vote
0 answers
173 views

PCB hanging upside down in its enclosure

Would this be a problem in a moderately high vibrations / shocks environment (passenger car interior) ? The screws are 1.8 mm thread diameter, 5 mm long, the PCB being some 90 x 60 mm with nothing ...
kellogs's user avatar
  • 1,072
1 vote
2 answers
616 views

Unable to delete circle in tDocu layer in Eagle

I am making a revision to my PCB board where the initial mounting holes were too large and therefore decreasing their size. The holes are on the Dimension layer (20) and were created using the circle ...
Lachlan Etherton's user avatar
1 vote
1 answer
181 views

Do I need to care about mounting hole contact oxidation?

I am designing a pcb which I have some mounting hole with the function to connect the mounted screw to the PCB ground. I found good resources about this subject in the blog, like this one and this ...
Luis Possatti's user avatar
0 votes
1 answer
2k views

Hole Size Constraint Violation on DRC Check for custom mounting holes

It is about Altium designer. I am fairly new to that platform please bear with me. I am at the stage finalizing PCB for manufacturing. Of course, I have to deal with couple of DRC errors and ...
Sener's user avatar
  • 271
6 votes
1 answer
961 views

Should mounting holes have solder bumps?

There are many discussions on if mounting holes should be plated or if they should include vias. This is not asking about those issues. I've seen suggestions to add solder to the annular ring on the ...
Cameron Tacklind's user avatar
0 votes
2 answers
486 views

Size of a non-plated throughole (NPTH) for a spacer

I am designing a PCB. For spacer, I would like to use this part: http://www.keyelco.com/product-pdf.cfm?p=4805 The diameter of this spacer is 0.25 inches. What should be the size of hole on the PCB? ...
Ash's user avatar
  • 421
2 votes
3 answers
1k views

Drilling hole through PCB ground plane

I want to add mounting holes to a PCB. The PCB is not of my design so I can't change it. There appears to be a large ground plane in the locations that are good candidates for drilling the holes. Is ...
Jet Blue's user avatar
  • 1,133
1 vote
2 answers
683 views

drilling pin header holes when exact drill size not locally available

I checked all of the hardware stores in my area and I can buy 1/32 (~ 0.79mm) and 3/64 inch (~ 1.2mm) drill bits. No source in my area carries bits which are between those two sizes which would then ...
user avatar
0 votes
1 answer
345 views

Screwing power pcb to metal chassis through ground holes [duplicate]

I am mounting a PCB, which deals with currents up to 5A and essentially switches down 60V to 12V and 5V, on a bicycle frame. I have four holes, one at each corner, that are padded with copper traces ...
Eliott W's user avatar
  • 629
4 votes
1 answer
8k views

Mounting a PCB with no holes [closed]

Apart from this edge mounting kit from Adafruit, what are some ways to mount a PCB that does not have mounting holes? I'm looking for non-permanent mounting solutions that take up little real-estate ...
Jet Blue's user avatar
  • 1,133
0 votes
1 answer
558 views

4 ways DC power connector KPJX-PM-4S mounting method

I came across a standard 4-ways DC power connector like the Kycon KPJX-PM-4S, for panel mounting. What I was not able to find on the producer website nor on the web is a standard method to secure this ...
Francesco's user avatar
  • 1,025
0 votes
2 answers
116 views

Large Battery Cell mounting in Enclosure

I am trying to figure out the best way to mount a battery like this (http://www.batteryspace.com/polymerli-ionmodule37v10000mah37wh85arate-prewiredwithpcbpl9059156.aspx) onto a 8" x 6" PCB. There do ...
jgaro's user avatar
  • 357
28 votes
3 answers
43k views

Mounting hole on a PCB

Here is a picture of 3 mounting holes on three different PCBs. The red one is what I prepared on Eagle CAD and used "hole" button on the left side menu , something like this: Do I need to use "...
Angs's user avatar
  • 3,295
17 votes
6 answers
19k views

Should mounting holes be plated?

When putting mounting holes for screws on a PCB, should the holes be plated or unplated? I've read plating the holes provides better support for the screw and helps prevent the PCB from being ...
Nate's user avatar
  • 4,526