MWA42.5 – Malico Inc. Home » Heat Sink with Talon Clip » MWA Series » MWA42.5 – Malico Inc. :: MWA42.5 :: Dimension Model No. Height (mm) Thickness (mm) Weight (grams) CAD Attachment MWA 42.5-12 11.6 2.6 20.0 By request Clip , Tape MWA 42.5-15 14.6 2.6 25.7 By request Clip , Tape MWA 42.5-18 17.6 2.6 28.1 By request Clip , Tape MWA 42.5-21 20.6 2.6 30.1 By request Clip , Tape MWA 42.5-23 22.6 2.6 32.6 By request Clip , Tape MWA 42.5-28 27.6 2.6 37.0 By request Clip , Tape MWA 42.5-33 32.6 2.6 41.3 By request Clip , Tape Material : Aluminum 6063 Finish : Black anodize Remarks : Model number MWA42.5-12 indicate 42.5×42.5mm 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 42.5-12 2.76 1.61 1.26 MWA 42.5-15 2.48 1.40 1.08 MWA 42.5-18 2.25 1.21 0.90 MWA 42.5-21 2.04 1.07 0.81 MWA 42.5-23 1.86 0.95 0.72 MWA 42.5-28 1.59 0.79 0.59 MWA 42.5-33 1.39 0.63 0.51