Logic board, side 1:

Apple APL1W07 A15 Bionic SoC layered with what's most likely 6 GB of SK Hynix LPDDR4X SDRAM

Apple APL1098 power management IC

Apple 338S00762-A1 power management IC

STMicroelectronics STB601A05 power management IC

Apple 338S00770-B0 power management IC

Texas Instruments TPS65657B0 display power management IC

NXP Semiconductor CBTL1616A0 display port multiplexer