MPCA34 – Malico Inc. Home » Heat Sink with Talon Clip » MPCA Series » MPCA34 – Malico Inc. :: MPCA34 :: Dimension Model No. Height (mm) Thickness (mm) Weight (grams) CAD Attachment MPCA 34-12 11.6 2.6 43.6 By request Clip , Tape MPCA 34-15 14.6 2.6 47.6 By request Clip , Tape MPCA 34-18 17.6 2.6 53.5 By request Clip , Tape MPCA 34-21 20.6 2.6 58.4 By request Clip , Tape MPCA 34-23 22.6 2.6 61.7 By request Clip , Tape MPCA 34-28 27.6 2.6 69.9 By request Clip , Tape MPCA 34-33 32.6 2.6 78.2 By request Clip , Tape Material : Copper 1100 Finish : Anti-Oxidation Remarks : Model number MPCA34-12 indicate 34x34mm 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 34-12 3.44 2.12 1.57 MPCA 34-15 3.22 1.90 1.36 MPCA 34-18 2.99 1.67 1.15 MPCA 34-21 2.76 1.49 1.00 MPCA 34-23 2.55 1.33 0.90 MPCA 34-28 2.31 1.17 0.77 MPCA 34-33 2.10 1.02 0.65