MPC33 – Malico Inc. Home » Passive Heat Sink » MPC Series » MPC33 – Malico Inc. :: MPC33 :: Dimension Model No. L x W (mm) Height (mm) Weight (grams) CAD MPC 33-12 33 x 33 11.6 36.4 By request MPC 33-15 33 x 33 14.6 40.3 By request MPC 33-18 33 x 33 17.6 44.2 By request MPC 33-21 33 x 33 20.6 48.1 By request MPC 33-23 33 x 33 22.6 50.8 By request MPC 33-28 33 x 33 27.6 57.3 By request MPC 33-33 33 x 33 32.6 63.8 By request Material : Copper 1100 Finish : Anti-Oxidation Remarks : Model number MPC33-12 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) MPC 33-12 3.28 2.22 1.64 MPC 33-15 3.01 2.01 1.43 MPC 33-18 2.79 1.77 1.22 MPC 33-21 2.58 1.59 1.05 MPC 33-23 2.37 1.43 0.96 MPC 33-28 2.09 1.25 0.81 MPC 33-33 1.84 1.07 0.68