HEAT SINK EU CARD 4.9 - 9.1°C/W; Packages Cooled:-; Thermal Resistance:8.1°C/W; External Height - Metric:28mm; External Width - Metric:30mm; External Length - Metric:50mm; External Diameter - Metric:-; Heat Sink Material:Aluminium; External Height - Imperial:1.1"; External Width - Imperial:1.2"; External Length - Imperial:1.97"; External Diameter - Imperial:-; Product Range:-; SVHC:No SVHC (12-Jan-2017); Surface Finish:Black Anodised