All Questions
Tagged with pcb-assembly soldering
10
questions
21
votes
9
answers
5k
views
Sizing SMD components for Hobbyist Kits
More components are only available in SMD packages.
For hobbyist assembly the options are to buy breakout boards or
solder SMD.
Since components are usually packaged in a couple of SMD
package ...
14
votes
4
answers
10k
views
Questions on mass-production soldering
Wave soldering
I am trying to understand how wave soldering works. Unfortunately the Wikipedia article has has left me unsure about the process:
Is the entire board with its components quasi-...
12
votes
3
answers
6k
views
Soldering heatsink pad on bottom of IC
I am attempting to make a board for the tlc5951 24-channel led driver to drive an 8x8 rgb led array. I have made what I think is a good eagle library for the sop-38 package, but I am not sure what to ...
10
votes
2
answers
3k
views
Double-sided Assembly
I'm going to assemble a prototype PCB which have components on both sides. I have access to a reflow oven with profiling control, solder paste and stencils (from OSH-Park)
In the reflow process for ...
26
votes
5
answers
10k
views
How do I solder headers so that they always stand straight up?
When soldering headers, usually single and double pins, I flip the board over so the pin rests on the surface and then solder them. They never come out straight. It would be great if someone has ...
20
votes
3
answers
2k
views
When and why use triangle solder joints
I found these triangular solder joints in a 24v power supply. Why are they made as triangles? This is the first time I have seen it and I was unable to google anything about it.
16
votes
6
answers
19k
views
Any tricks to attaching a wire or pin to a testpoint?
More and more often, I find myself needing to tear apart a device to seek out and connect to serial pads. These pads typically give me access to the underlying operating system for research or ...
8
votes
1
answer
2k
views
Solder paste stencil application
I am trying to do reflow soldering with a stencil for the first time. I have done some reflow soldering before, but every time I manually applied the paste using a small syringe + needle. These ...
6
votes
3
answers
1k
views
What kind of breadboard and prototyping board do I need for this right-angle DB25 connector?
What kind of breadboard and prototyping board do I need to fit this right-angle DB25 connector?
I'm new to soldering and don't know what the standards are. Additional information on this subject ...
-2
votes
1
answer
357
views
Arcade stick PCB not working as expected
I am using Logitech precision PCB to make an arcade stick.
I am having a problem in button 1 (green) area.
While I try to solder button 1 via R2, I had a great difficulty - R2 resistor moved every ...