12-Pin Metal Header Package [TO-8] (H-12) Dimensions shown in inches and (millimeters) REFERENCE PLANE 0.181 (4.60) 0.148 (3.76) 0.375 (9.53) MIN 0.200 (5.08) BSC 0.050 (1.27) MAX 0.615 (15.62) 0.592 (15.04) 0.400 (10.16) BSC 0.555 (14.10) 0.545 (13.84) 0.040 (1.02) MAX 0.045 (1.14) MAX 6 0.019 (0.48) 0.016 (0.41) 8 9 5 4 0.021 (0.53) 0.016 (0.41) 7 0.100 (2.54) BSC 10 0.200 (5.08) BSC 11 3 2 1 12 0.036 (0.91) 0.026 (0.66) 0.037 (0.94) 0.026 (0.66) CONTROLLING DIMENSIONS ARE IN INCHES; MILLIMETER DIMENSIONS (IN PARENTHESES) ARE ROUNDED-OFF INCH EQUIVALENTS FOR REFERENCE ONLY AND ARE NOT APPROPRIATE FOR USE IN DESIGN. 09-10-2012-B BASE & SEATING PLANE