Tagged Questions
0
votes
1answer
44 views
How can I isolate a power well to reduce noise
I am designing a digital board which will drive a very coarse (simple on-off) high[er] current speaker. I am worried that the switching of the speaker will cause noise in the power supply driving it. ...
0
votes
2answers
263 views
Sixteen 100v isolated power supplies
I need to create sixteen isolated power supplies on a single PCB.
Input voltage 9v DC.
Output voltage 100v DC.
Output current 10mA each.
No precise regulation needed.
Efficiency not terribly ...
1
vote
1answer
440 views
Need to isolate my ammeter (measuering and powering the unit from same power source)
I have a problem and Im not sure what the best way is to address this. I converted an ATX PC power supply to use as a lab power supply I installed a digital volt meter and a digital ammeter. To power ...
14
votes
4answers
2k views
Why is it important for mains power supplies to be isolated?
In all the computer power supplies and other power supplies I've taken apart, I've noticed they are fully isolated from the mains. Galvanic isolation through transformers, and often optical isolation ...
