HCA40 – Malico Inc. Home » Heat Sink with Talon Clip » HCA Series » HCA40 – Malico Inc. :: HCA 40 :: Dimension Model No. Height (mm) Thickness (mm) Weight (grams) CAD Attachment HCA 40-06 6.3 1.7 50.2 By request Clip , Tape HCA 40-10 9.5 1.7 66.6 By request Clip , Tape Material : Copper 1100 Finish : Anti-Oxidation Remarks : Model number HCA 40-06 indicate 40x40mm is package footprint and 6 mm is overall height , all the dimensions are in arithmetic , the drawing overall height is real dimension :: Rth ( oC/W ) :: Air Velocity / Rth ( oC/W ) 200(LFM) 400(LFM) 600(LFM) HCA 40-06 3.20 2.04 1.58 HCA 40-10 2.68 1.64 1.22