³Ô¹Ïtv / ENGINEERING NOTEWorked reference: PCB Thermal Interface MaterialsR(K/W) = 100 × Z(K·cm²/W) / area(mm²)010.3 K·cm²/W over 400 mm²020.075 K/W reference0310 W gives 0.75 K riseIllustrative inputs or review logic; no automaticapproval.Conceptual drawing. Not to scale; not manufacturing or compliance evidence.