Comment on USB-PD is a de-facto low-power DC voltage standard, with USB-C being the universal plug. Hurray!
Bell@lemmy.world 5 months agoAC steps up or down easily and efficiently, DC not so much.
Comment on USB-PD is a de-facto low-power DC voltage standard, with USB-C being the universal plug. Hurray!
Bell@lemmy.world 5 months agoAC steps up or down easily and efficiently, DC not so much.
ShadowRam@kbin.social 5 months ago
No, AC requires large heavy transformers and then rectifying.
DC dropping down to a lower DC is way easier and more efficient.