Semelab Aerospace Package Dimensions 4.83 (0.190) 5.08 (0.200) 0.89 (0.035) 1.14 (0.045) 10.41 (0.410) 10.92 (0.430) 3.56 (0.140) Dia. 3.81 (0.150) 1 2 3 12.70 (0.500) 19.05 (0.750) 13.38 (0.527) 13.64 (0.537) 16.38 (0.645) 16.89 (0.665) 10.41 (0.410) 10.67 (0.420) 0.64 (0.025) Dia. 0.89 (0.035) 2.54 (0.100) BSC 3.05 (0.120) BSC Dimensions in mm (inches) TO-257AA Semelab Plc Tel +44 (0) 1455 556565 (0.75mm leads) Aerospace Package Drawings Version 1.0 January 2002 www.semelab.com Dimensions shown are to JEDEC specifications. Some products may be specified with marginally different dimensions. See individual data sheets for detailed spec.