Know about your Bitaxe - TPS40305 the Buck converter that serves power to the ASIC
https://image.nostr.build/90f5e8f716e9afbe8f8fe7eda63a314ada628df6c443a814408e34f5000cb626.jpg
Agree, the Buck converters heat up quite a bit. There are a few ideas being discussed in the OSMU discord. Do check them out: https://discord.com/channels/1091348375301013615/1094385604982210633/1324379264765661264