MPCA33 – Malico Inc. Home » Heat Sink with Talon Clip » MPCA Series » MPCA33 – Malico Inc. :: MPCA33 :: Dimension Model No. Height (mm) Thickness (mm) Weight (grams) CAD Attachment MPCA 33-12 11.6 2.6 38.8 By request Clip , Tape MPCA 33-15 14.6 2.6 42.7 By request Clip , Tape MPCA 33-18 17.6 2.6 46.6 By request Clip , Tape MPCA 33-21 20.6 2.6 50.5 By request Clip , Tape MPCA 33-23 22.6 2.6 53.2 By request Clip , Tape MPCA 33-28 27.6 2.6 59.7 By request Clip , Tape MPCA 33-33 32.6 2.6 66.2 By request Clip , Tape Material : Copper 1100 Finish : Anti-Oxidation Remarks : Model number MPCA33-12 indicate 33x33mm is package footprint and 12 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) MPCA 33-12 3.52 2.22 1.64 MPCA 33-15 3.31 2.01 1.43 MPCA 33-18 3.10 1.77 1.22 MPCA 33-21 2.84 1.59 1.05 MPCA 33-23 2.64 1.43 0.96 MPCA 33-28 2.40 1.25 0.81 MPCA 33-33 2.18 1.07 0.68