³Ô¹Ïtv / ENGINEERING NOTEWorked reference: Aluminum PCB Thermal Conductivity FactorsRdielectric + Rmetal; same constant-area reference01100 µm / 2 over 100 mm²02Dielectric R = 0.5 K/W03Metal is a separate elementIllustrative inputs or review logic; no automaticapproval.Conceptual drawing. Not to scale; not manufacturing or compliance evidence.