MPA21 – Malico Inc. Home » Heat Sink with Talon Clip » MPA Series » MPA21 – Malico Inc. :: MPA21 :: Dimension Model No. Height (mm) Thickness (mm) Weight (grams) CAD Attachment MPA 21-12 11.6 2.6 6.0 By request Clip , Tape MPA 21-15 14.6 2.6 6.3 By request Clip , Tape MPA 21-18 17.6 2.6 6.8 By request Clip , Tape MPA 21-21 20.6 2.6 7.4 By request Clip , Tape MPA 21-23 22.6 2.6 7.7 By request Clip , Tape MPA 21-28 27.6 2.6 8.6 By request Clip , Tape MPA 21-33 32.6 2.6 9.5 By request Clip , Tape Material : Aluminum 6063 Finish : Black anodize Remarks : Model number MPA21-12 indicate 21x21mm 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) MPA 21-12 6.41 4.52 3.79 MPA 21-15 6.09 4.23 3.51 MPA 21-18 5.74 3.88 3.15 MPA 21-21 5.42 3.61 2.91 MPA 21-23 5.10 3.37 2.72 MPA 21-28 4.74 3.08 2.46 MPA 21-33 4.35 2.82 2.27