TO-220 3-Lead Package Outline (Flow 43) (Reference LTC DWG # 05-08-1483) .147 – .155 (3.734 – 3.937) DIA .390 – .415 (9.906 – 10.541) .165 – .180 (4.191 – 4.572) .045 – .055 (1.143 – 1.397) .230 – .270 (5.842 – 6.858) .460 – .500 (11.684 – 12.700) .570 – .620 (14.478 – 15.748) .330 – .370 (8.382 – 9.398) .700 ± .015 (17.8 ± 0.4) .220 (5.60) TYP .100 (2.54) BSC .050 (1.270) TYP .028 – 0.38 (0.711 – 0.965) .013 – .023 (0.330 – 0.584) T3(TO-220)(FLOW 43) 0801 NOTE: CONTROLLING DIMENSIONS ARE IN INCHES