12 layers86.4 × 54.6 mm

Boards in 2 GitHub repositories, designed in KiCad, that use the MIC23303YML-TR by Microchip Technology (-40℃~+125℃@(TJ) 1 2.7V~5.5V 24uA 3A 4MHz 650mV~3.6V Adjustable Buck Buck Built-in Yes TDFN-12-EP(3x3) DC-DC Converters ROHS). See how each wires it, with its parts, size, README and files; the MIC23303YML-TR’s symbol, footprint and pinout are on its own page.


SamuelCicuitStudio/LAN9645-STM32-Managed-Ethernet-Switch
Managed Ethernet switch platform built around the LAN9645 and STM32H743, featuring copper and SerDes ports, SPI management, RMII, LwIP, and a USB diagnostic CLI.