This cheap bench power supply: good enough for flashlight related stuff?

[dave1010]

One of these USB ones may be enough, depending on what you want it for

Handy little thing for modders: XY-UDP USB-power supply

[image] This thing is a power supply that works from USB. It is under 12 dollar on aliexpress, I bought it here: link. If a proper USB-C source is used (that can deliver up to 12V) it can deliver 15W of power, and 2A. From a normal 5V USB supply it can deliver much less power (it stopped at 1A when powering a SST20 led), but it can boost voltage up to 30V if needed. This is enough for many little hobby-tasks like checking leds or even powering a driver to see if it works. It has a very nice dis…

I have 1 that I use for measuring but haven’t really tried powering stuff with it.