MPCA25 – Malico Inc. Home » Heat Sink with Talon Clip » MPCA Series » MPCA25 – Malico Inc. :: MPCA25 :: Dimension Model No. Height (mm) Thickness (mm) Weight (grams) CAD Attachment MPCA 25-12 11.6 2.6 24.1 By request Clip , Tape MPCA 25-15 14.6 2.6 26.9 By request Clip , Tape MPCA 25-18 17.6 2.6 29.7 By request Clip , Tape MPCA 25-21 20.6 2.6 32.4 By request Clip , Tape MPCA 25-23 22.6 2.6 34.3 By request Clip , Tape MPCA 25-28 27.6 2.6 38.9 By request Clip , Tape MPCA 25-33 32.6 2.6 43.8 By request Clip , Tape Material : Copper 1100 Finish : Anti-Oxidation Remarks : Model number MPCA25-12 indicate 25x25mm 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 25-12 4.73 3.17 2.64 MPCA 25-15 4.46 2.95 2.39 MPCA 25-18 4.21 2.71 2.18 MPCA 25-21 3.95 2.53 2.02 MPCA 25-23 3.71 2.33 1.90 MPCA 25-28 3.38 2.13 1.71 MPCA 25-33 3.13 1.96 1.59