MPC25 – Malico Inc. Home » Passive Heat Sink » MPC Series » MPC25 – Malico Inc. :: MPC25 :: Dimension Model No. L x W (mm) Height (mm) Weight (grams) CAD MPC 25-12 25 x 25 11.6 22.4 By request MPC 25-15 25 x 25 14.6 25.2 By request MPC 25-18 25 x 25 17.6 28.0 By request MPC 25-21 25 x 25 20.6 30.7 By request MPC 25-23 25 x 25 22.6 32.6 By request MPC 25-28 25 x 25 27.6 37.2 By request MPC 25-33 25 x 25 32.6 41.9 By request Material : Copper 1100 Finish : Anti-Oxidation Remarks : Model number MPC25-12 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) MPC 25-12 4.73 3.17 2.64 MPC 25-15 4.46 2.95 2.39 MPC 25-18 4.21 2.71 2.18 MPC 25-21 3.95 2.53 2.02 MPC 25-23 3.71 2.33 1.90 MPC 25-28 3.38 2.13 1.71 MPC 25-33 3.13 1.96 1.59