I recently bought a replacement laptop PC from Dell and was happy to see that its AC/DC power adapter had the same ratings as the ones I had from two now-defunct Dell laptops (19.5 V, 2.3 A/45 W).

The TDAIO-TPH-ON-240W-RD is a 240W 24V 10A AC-to-DC power adapter reference design. It pairs the TP65H150G4PS GaN FETs with onsemi’s off-the-shelf NCP1654 CCM PFC controller and NCP1399 LLC ...