cmfb-503f3950: component.models_3d pose record per STEP (Z-up, seated z=0, pad-centre origin, identity binding)
cmfb-503f3950: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero
Brief states the pinout check that actually ran (was an unconditional "Datasheet-verified pinout")
cmfb-503f3950: laser-etched CAD + chip hero (factory 2.0.0 backfill)
cmfb-503f3950: hero re-rendered with iso-front (part number upright)
cmfb-503f3950: manufacturer 'Nanjing Shiheng Elec' (was 'Nanjing Shiheng Elec CMFB 503F3950': the MPN had been folded in)
cmfb-503f3950: backfill missing artifacts (etch, mfr, variants)
cmfb-503f3950: factory component page (tier=lcsc)
Initial commit: component/cmfb-503f3950