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 ...

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

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 ...

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, ...

Leveraging Menlo’s Ideal Switch technology, the MM5230 RF switch minimizes insertion loss and provides high power handling in a chip-scale package. The device is a SP4T switch that operates from DC to ...