Skip to main content

All Questions

Tagged with
Filter by
Sorted by
Tagged with
6 votes
2 answers
5k views

Causes of ringing in a PCB

Im trying to understand the source of ringing at the termination point of a PCB traces before i delve into actually designing a PCB. For example, by 'termination point', I mean a clock signal ...
user52757's user avatar
4 votes
4 answers
35k views

Given a load, how do you calculate whether it is capacitive or inductive?

If the impedance at the load has the form of \$Z = R + jX\$, where \$R\$ and \$X\$ are positive real numbers, then then network is called inductive. If \$Z = R - jX\$, then the network is called ...
Fraïssé's user avatar
  • 1,526
0 votes
0 answers
756 views

How to safely switch a big inductive load with a Triac using a capacitor snubber?

I am building a Spot Welder with a big powerful transformer. I have to switch a big inductive load of 70mH (input of a transformer) The switching will be done with an SSR (Opto Triac Zero crossing SSR-...
Fred Cailloux's user avatar