HW: Layout of TPS5431 buck converter IC77
On schematic PowerSupply, Layout of the IC77 TPS5431 :
The layout of the IC generally does not follow the recommendations of
the datasheet : http://www.ti.com/lit/ds/symlink/tps54316.pdf page 17.
It would also be advisable to take into account the thermal
considerations proposed on the same page affecting via size and thermal
relieves on the power pad.
Additionally the Boot capacitor c77 should be mounted on top layer.
Currently the layout looks like
this: