The clearance tag has no wiki summary.
1
vote
1answer
54 views
PCB clearance on eagle to make coplanar lines
I need to define a clearance between my signal path and souronding ground of 0.16mm in Eagle PCB layout.
I tried to setup the "isolate" at 0.16 and do "ratsnets" but it keeps the same distance as ...
3
votes
2answers
139 views
Minimum distance from TQFP to chip cap on PCB assembly?
I want to put decoupling caps (0603) as close as possible to TQFP-48-7x7. So PCB/assembly wise how close I can put them (pad to pad, component to component)?
Does the 'court yard' need to be exactly ...
3
votes
1answer
293 views
How do I disable clearance check for a layer or for only some certain elements?
I'm designing a PCB in Altium Designer. There is a very large heat sink in my project. When I put it on the PCB, there will be plenty of empty space under it where I can put other small components. ...
2
votes
2answers
179 views
Creepage and clearance when using relays
I'm looking at this 10A, 277VAC relay and wondering if there is sufficient spacing between the low voltage (3.5V, 100mA) and the high voltage(277VAC, 10A). The foot print looks like this:
Are the ...
1
vote
2answers
874 views
EAGLE PCB How to set drill clearance?
I have designed an land pattern for a micro USB connector. The connector have 2 x 0.9mm drill holes under it.
The problem is the clearance distance around these holes being to big and overlaps the ...
2
votes
2answers
602 views
High Voltage PCB
I am building a test probe PCB to test 75-115V. What is the minimum distance between traces that I should adhere to when building my PCB? I will have ground, 3v and 115V traces running next to each ...
2
votes
3answers
2k views
How to change polygon clearance in Altium
In Altium, when I draw a polygon, it automatically leaves a gap around copper of a different net. However, my Vin net is high voltage, and needs to have a 1mm clearance. Therefore, If I draw a Vin ...
