All Questions
7
questions
0
votes
2
answers
268
views
PCB warping during Reflow
I have design a PCB size about 100x60mm it reflow very nice on the hot plate but If I convert my PCB to a panelization 2x3 quantities size became 200x180, the edges began to lift up due to expansion ...
1
vote
3
answers
156
views
Component/Footprint selection in EAGLE for PCB designing
I'm a beginner and I want to build a basic PCB using EAGLE software. I want to only use SMD components but I have few doubts while using EAGLE:
I want to design a PCB schematic by using standard ...
2
votes
5
answers
583
views
PCB design and manufacturing: How important is it to select actual vs. generic parts?
PCB newbie here. I'm using Autodesk Fusion 360 to design a PCB that is a modified version of the Arduino Nano IOT 33.
My questions are about selecting parts before sending to the PCB manufacturer:
...
0
votes
3
answers
412
views
Can vias and traces conduct electricity on PCB surface?
I'm currently designing my first PCB, though when I place a microSD reader on the board I get errors in eagle that the area the reader is over is restricted.
I would have thought this would only ...
7
votes
2
answers
556
views
Do packages have to be centered in eagle to export valid pick and place data?
I am working on a PCB featuring this SD card connector
http://media.digikey.com/pdf/Data%20Sheets/Amphenol%20PDFs/101-00313.pdf
In the technical drawing, it seems that the origin of the part is the ...
1
vote
1
answer
295
views
Best way to prototype a TDFN package chip (MAX9814 and MAX9820)?
For my engineering project, we wanted to use the gain control and amplifier available on these two chips, but are finding difficulty with prototyping them as they are so tiny. One of the chips is a 14 ...
7
votes
3
answers
4k
views
Eagle configure autorouter to solder components (except vias) only on bottom layer of double sided PCB
In double sided PCBs it is difficult to solder through hole components like IC bases, headers, etc. in the top layer. Normally the Eagle autorouter places the solder pads on both sides. That is, in a ...