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A voltage regulator is an analog circuit that produces a stable output voltage that doesn't vary with input voltage or load changes. Switching regulators are much more efficient than linear ones.

2 votes
2 answers
536 views

how to change 12V in to multi out (9v, 5v, 12v)

I'm hoping this is the kind of thing we can just buy rather than build, but open to building. We need to take a 12V DC in from a marine battery and power a Raspberry Pi (5v), camera (9v) and AES recei …
Iain Duncan's user avatar
0 votes
1 answer
188 views

Need help regarding power use for an Arduino

I'm trying to build a rechargeable LED prop using Neopixel sticks. There will be a lot of them, potentially up to 15 sticks (128 LEDs) if such a thing is possible, but at least 10. (80 LEDs) I'm a t …
Iain Duncan's user avatar