Added LFCSP-24-1EP_4x4mm_P0.5mm_EP2.3x2.3mm
requested to merge gemarcano/kicad-packages3D-generator:LFCSP-24-1EP_4x4mm_P0.5mm_EP2.3x2.3mm into master
Added the model used by the Kicad footprint Package_CSP:LFCSP-24-1EP_4x4mm_P0.5mm_EP2.3x2.3mm.
This is based on this diagrams from Analog Devices: https://www.analog.com/media/en/package-pcb-resources/package/pkg_pdf/lfcspcp/cp-24/cp_24_7.pdf
