I'd guess you are looking at a cap failure in the original PSU. 386 era is what, early 90s. 30+ years is a good run. If a replacement PSU doesn't have a switch, you could always hook it to a surge ...

Learn more about integrating GaN power FETs into switch-mode power supplies and what you must change when upgrading from silicon MOSFETs. The power-handling properties of GaN. The unique challenges of ...

Looking for a high-capacity, high-output power bank with a slim footprint? Amazon is currently offering the Baseus Blade ...

Yes, the Switch 2 is more powerful, prettier, and finally outputs in 4K, but if you planned on recycling your old charger, think again. Docking now demands a new power brick with more juice. The ...

A load switch is an electronic switch. It works like a relay to power supply rails in systems, but it has no moving parts. Load switches are increasingly found in today’s portable electronic devices, ...