2 layers

ICL7660
stefan-lochbrunner/breadboard-widgets
A collection of widgets/adapters/breakouts to make prototyping easier
5 parts15
Boards in 2 GitHub repositories, designed in KiCad, that use the ICL7660SCBA by Renesas Electronics (Cascade support、Adaptive switching frequency SOIC-8 Charge Pumps). See how each wires it, with its parts, size, README and files; the ICL7660SCBA’s symbol, footprint and pinout are on its own page.