MWA45 – Malico Inc. Home » Heat Sink with Talon Clip » MWA Series » MWA45 – Malico Inc. :: MWA45 :: Dimension Model No. Height (mm) Thickness (mm) Weight (grams) CAD Attachment MWA 45-12 11.6 2.6 26.0 By request Clip , Tape MWA 45-15 14.6 2.6 29.0 By request Clip , Tape MWA 45-18 17.6 2.6 32.0 By request Clip , Tape MWA 45-21 20.6 2.6 35.0 By request Clip , Tape MWA 45-23 22.6 2.6 37.0 By request Clip , Tape MWA 45-28 27.6 2.6 42.0 By request Clip , Tape MWA 45-33 32.6 2.6 47.0 By request Clip , Tape Material : Aluminum 6063 Finish : Black anodize Remarks : Model number MWA45-12 indicate 45x45mm 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) MWA 45-12 2.65 1.55 1.18 MWA 45-15 2.42 1.34 1.01 MWA 45-18 2.19 1.16 0.86 MWA 45-21 1.99 1.02 0.74 MWA 45-23 1.86 0.93 0.68 MWA 45-28 1.62 0.79 0.58 MWA 45-33 1.44 0.68 0.51