MP22 – Malico Inc. Home » Passive Heat Sink » MP Series » MP22 – Malico Inc. :: MP22 :: Dimension Model No. L x W (mm) Height (mm) Weight (grams) CAD MP 22-12 22 x 22 11.6 4.9 By request MP 22-15 22 x 22 14.6 5.4 By request MP 22-18 22 x 22 17.6 5.9 By request MP 22-21 22 x 22 20.6 6.5 By request MP 22-23 22 x 22 22.6 6.8 By request MP 22-28 22 x 22 27.6 7.7 By request MP 22-33 22 x 22 32.6 8.6 By request Material : Aluminum 6063 Finish : Black anodize Remarks : Model number MP22-12 indicate 22x22mm 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) MP 22-12 6.18 4.30 3.56 MP 22-15 5.85 4.01 3.29 MP 22-18 5.50 3.67 2.95 MP 22-21 5.18 3.41 2.72 MP 22-23 4.86 3.17 2.54 MP 22-28 4.47 2.91 2.31 MP 22-33 4.19 2.71 2.13