Index: TO251.fp =================================================================== --- TO251.fp (revision 37481) +++ TO251.fp (revision 37482) @@ -2,6 +2,7 @@ ha:subc.5 { ha:attributes { footprint = TO251 diode in TO220 + openscad = TO251.scad } ha:data { li:padstack_prototypes { Index: TO251.scad =================================================================== --- TO251.scad (nonexistent) +++ TO251.scad (revision 37482) @@ -0,0 +1,100 @@ +// Model for vertical TO251 package 2 and 3 pin variants +// +// Copyright (C) 2017,2020 Tibor 'Igor2' Palinkas +// Copyright (C) 2023 Erich Heinzle +// +// File distribution license: +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 2.1 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA +// +// The above distribution license applies when the file is distributed as a +// stand alone model file or as part of a library, in both cases intended +// for reuse combined by the user with other openscad scripts. +// +// Use license: +// as a special exception, the content of the file may be +// embedded in an openscad script that represents a printed circuit board, +// for example when a board is exported by pcb-rnd. In such use case, +// the content of this file may be copied into the resulting board file +// with or without modifications, without affecting the board file's license +// in any way. +// + +module to126w(pins=3) +{ + pin_thickness = 0.5; + pin_width1 = 1.0; + pin_width2 = 0.74; + pin_neck = 1.7; + pin_spacing = 2.29; + + tab_thickness = 0.5; + tab_width = 5.3; + tab_height = 5.2; + tab_overhang = 1.1; + tab_bevel = 0.6; + + device_height = 6.1; + device_width = 6.6; + body_thickness = 2.4; + body_offset = body_thickness/2; + + dimple_dia = 1.2; + hole_height = device_height/2; + + $fn = 30; + + module pin() { + pin_descent = 2.5; + linear_extrude(height=pin_thickness) + polygon([[-pin_width1/2,0],[pin_width1/2,0],[pin_width1/2,pin_width1-pin_width2-pin_neck],[pin_width2/2,-pin_neck],[pin_width2/2,-pin_neck-0.01-pin_descent ],[-pin_width2/2,-pin_neck-0.01-pin_descent],[-pin_width2/2,-pin_neck],[-pin_width1/2,pin_width1-pin_width2-pin_neck]]); + } + + module body() { + union() { + color([0.3,0.3,0.3]) { + difference() { + translate([0,hole_height,-body_offset]) + linear_extrude(height=body_thickness) + polygon([[-device_width/2,-device_height],[device_width/2,-device_height],[device_width/2,0],[-device_width/2,0]]); + translate([0,0,body_thickness/2-0.2]) + cylinder(r=dimple_dia, h=1); + } + } + color([0.8,0.8,0.8]) + translate([0,device_height-tab_height/2+tab_overhang,-body_thickness/2-0.01]) + linear_extrude(height=tab_thickness) + polygon([[-tab_width/2,-tab_height],[tab_width/2,-tab_height],[tab_width/2,-tab_bevel],[tab_width/2-tab_bevel,0],[-tab_width/2+tab_bevel,0],[-tab_width/2,-tab_bevel]]); + } + } + + translate([-pin_spacing,pin_spacing,0]) { + rotate([90,0,90]) { + union() { + color([0.9, 0.9, 0.9]) { + if (pins==3) { + translate([0,pin_neck+0.05,-pin_thickness/2]) + pin(); + } + translate([-pin_spacing,pin_neck+0.05,-pin_thickness/2]) + pin(); + translate([pin_spacing,pin_neck+0.05,-pin_thickness/2]) + pin(); + } + translate([0,pin_neck+device_height-hole_height,0]) + body(); + } + } + } +}