// // file: wurth_74435561100_10uh_9amp_geom // // date: 18-Jan-2023 original for the Disco-Kraken Board // // // // // This is the geometry for the Wurth 74435561100 // size 1890 inductor that is about // 18.3 mm in X by 18.2 mm in Y. // // This SMD inductor is about 8.9 mm tall. // The 2 pads are along the horizontal X axis. // // This geometry includes it own SMD pads that are // 6.0 mm wide in X by 6.0 mm high in Y. // The centers of the pads are 13.3 mm apart // along the X axis. // // This is a 10 uH choke 6.9 mOhm 15.0 Amp // and a self resonant at about 14 MHz. // // // This geometry includes copper to the bottom // side of the pads to make a baby "fill" to the // associated Power Via Arrays. Note this bottom // side metal is on layer Sheet_Dielectric_1 // to fit my standard for adding this type of copper. // This added bottom side copper is instanced in the // main body of this geometry - not in its pin/pad stack. // ---> Currently this is commented out for the DK Brd. // $abort_enable = @false; $$lock_windows(@on) ; $$snap_diagonal(@off) ; $$snap_orthogonal(@off) ; //---------------------------------------------------------------------------- $$create_pin("wurth_1890_pad", @replace); $$page(0.0, 0.0, 0.0, @mm, 0.0, 0.0, [0.0,0.0,'PI$wurth_1890_pad'] ); $$point_mode(@vertex); $$polygon( "PAD", , [ -3.00, -3.00, 3.00, -3.00, 3.00, 3.00, -3.00, 3.00 ] ); $$polygon( "SOLDER_MASK", , [ -3.05, -3.05, 3.05, -3.05, 3.05, 3.05, -3.05, 3.05 ] ); $$polygon( "PASTE_MASK", , [ -3.00, -3.00, 3.00, -3.00, 3.00, 3.00, -3.00, 3.00 ] ); $$attribute( "TERMINAL_SURFACE_DEFINITION", ""); // // NOTE that Sheet_Dielectric_2 is being used to add metal to the // backside of the pads to make a "fill" with the associated Power // Via Arrays. //---------------------------------------------------------------------------- //---------------------------------------------------------------------------- $$create_component("Wurth_1890_Ind", @replace); $$page(0.0, 0.0, 0.0, @mm, 0.0, 0.0, [0.0,0.0,'CO$Wurth_1890_Ind'] ); $$point_mode(@vertex); $$attribute( "COMPONENT_LAYOUT_TYPE", "surface"); $$attribute( "COMPONENT_LAYOUT_SURFACE", "both"); $$attribute( "COMPONENT_HEIGHT", "", , @scale , , [ 8.9, 0.0 ]); // // Reduced size placement outline // outline just around device pins // for tighter placement fit // $$template_line_style( @Solid ); $$initial([ 9.15, 9.10 ], , @nosnap ); $$terminal([ -9.15, 9.10 ] ); $$terminal([ -9.15, -9.10 ] ); $$terminal([ 9.15, -9.10 ] ); $$terminal([ 9.15, 9.10 ] ); $$attribute( "COMPONENT_PLACEMENT_OUTLINE", "", @mark, @scale ); // // Bottom Side Copper under the SMD Pads on the Top Currently Wrong Size // // //$$polygon( "SHEET_DIELECTRIC_1", , [ 6.40, 2.70, 3.50, 2.70, 3.50, -2.70, 6.40, -2.70 ] ); // //$$polygon( "SHEET_DIELECTRIC_1", , [ -3.50, 2.70, -6.40, 2.70, -6.40, -2.70, -3.50, -2.70 ] ); // Silkscreen Outline $$template_line_style( @Solid ); $$path( "SILKSCREEN", 0.20, , [ -9.15, 9.10, 9.15, 9.10 ]); $$path( "SILKSCREEN", 0.20, , [ -9.15, 9.10, -9.15, 3.50 ]); $$path( "SILKSCREEN", 0.20, , [ 9.15, 9.10, 9.15, 3.50 ]); $$path( "SILKSCREEN", 0.20, , [ -9.15, -9.10, 9.15, -9.10 ]); $$path( "SILKSCREEN", 0.20, , [ -9.15, -9.10, -9.15, -3.50 ]); $$path( "SILKSCREEN", 0.20, , [ 9.15, -9.10, 9.15, -3.50 ]); // Reference Designator is on SILKSCREEN Layer. $$text( "SILKSCREEN", "^$ref", 0.0, 10.0, 2.0, @BC, 0, 0.7, 0.20, "std", "None", 0.0, 0.0 ); // // Define the 2 pins on the Wurth 74435561100 inductor // // pin #1 is to the left and pin #2 is on the right both on the X axis. // $$attribute( "COMPONENT_PIN_DEFINITION", "1", , @scale , , [ -6.65, 0.00 ]); $$attribute( "COMPONENT_PADSTACK_OVERRIDE", "1, wurth_1890_pad"); $$attribute( "COMPONENT_PIN_DEFINITION", "2", , @scale , , [ 6.65, 0.00 ]); $$attribute( "COMPONENT_PADSTACK_OVERRIDE", "2, wurth_1890_pad");