SEPIC converter design as a school project
Schematic: kicad/sepic/sepic.pdf
Write-up in czech: SEPIC_Radovan_Blazek.pdf
LibreOffice sheet with measured data: Measurements.ods
LibreOffice sheet with component values calculations as per LT8710 datasheet: SEPIC_calculations.ods
LT8710 datasheet: https://www.analog.com/media/en/technical-documentation/data-sheets/8710f.pdf
Bugs in Rev. 1:
- SYNC input of the LT8710 is not pulled to GND
3D render: 
Photo of the finished board: 