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Results tagged with power-supply
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user 158664
An electronic device that supplies electrical energy to a load. It can be AC or DC input. Typically DC output.
2
votes
3
answers
2k
views
Single supply from dual supply?
I've got a power supply delivering +/-28V, referenced to a common ground.
In addition, I have a device (an isolated DC-DC converter, RS3-4815D) which accepts 36-72V input voltage across its V+ and V- …
- 672
0
votes
0
answers
498
views
Convert fixed SMPS into variable PSU
While tinkering with audio amplifier chips, I occasionally find myself testing op-amps that need voltages upwards of +-32V to really push them to the limit. However, off-the-shelf variable bench PSUs …
- 672
1
vote
0
answers
151
views
Instead of a battery, can I connect this light to a DC power supply?
I bought this LED video light recently, which to my surprise doesn't have a DC power / wall wart input to connect it to mains power. Instead, you're required to use a 7.4V Sony 970 series camera batte …
- 672
0
votes
4
answers
420
views
Stress testing a PCB’s current handling capability?
I’ve produced a simple unregulated power supply PCB, consisting of:
AC input terminals
Fuse
4 rectifier diodes
Filter/smoothing capacitors
DC output terminals
Only when the PCBs arrived did I get …
- 672