High Power LED flashing beacon uses a switching regulator - Electronics-Lab.com
Building a SMPS based on the MC34063 – Part 4: Trying another DC-DC – the Richtek RT8293A, testing PCB/breadboard and load/transient test against an Ebay $1 DC-DC « insideGadgets
MC34063A Pinout, Example Circuits, Datasheet, Applications, Features
MC34063A external MOSFET boost converter output voltage rapidly rises - General Electronics - Arduino Forum
GitHub - dword1511/mc34063-leddrv: MC34063 based 2-7 serial LED driver