TO-220 5-Lead Package Outline (Flow 31) (Reference LTC DWG # 05-08-1491) .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) .565 – .585* (14.351 – 14.859) .025R (0.635) TYP .095 – .115 (2.413 – 2.921) .135 ± .010* (3.429 ± 0.254) .067 (1.70) BSC .028 – .038 (0.711 – 0.965) *MEASURED AT SEATING PLANE CONTROLLING DIMENSIONS ARE IN INCHES .110 (2.794) MIN .275 (6.985) TYP .445 (11.303) TYP .013 – .023 (0.330 – 0.584) T5 (TO-220)(FLOW 31) 0801