4 layers

Round LED Flash
xmyoot/custom-round-pcb-led-flash
Custom circular ring PCB LED flash controller prototype
237 parts
Boards in 1 GitHub repository, designed in KiCad, that use the 35SVPF120M by Panasonic (-55℃~+105℃ 10mm 12.7mm 120uF 35V 4.4A@100kHz 5000hrs@105℃ Polarized Polymer ±20% SMD,D10xL12.7mm Polymer Aluminum Capacitors ROHS). See how each wires it, with its parts, size, README and files; the 35SVPF120M’s symbol, footprint and pinout are on its own page.

xmyoot/custom-round-pcb-led-flash
Custom circular ring PCB LED flash controller prototype