KiCad Libraries
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| Source at commit 0958a385d0dd19e3b021b161836f487d3a2f9085 created 3 years 20 days ago. By Werner Almesberger, modules/qfn.fpd, HIERARCHY (QFN20-UEEE): "MO-248 variation UEEE", for FSA2866 | |
|---|---|
| 1 | /* MACHINE-GENERATED ! */ |
| 2 | |
| 3 | frame thermal { |
| 4 | table |
| 5 | { ?features, dx, d } |
| 6 | { "-TH", -0.4mm, 0.2mm } |
| 7 | { "-TH", 0.4mm, 0.2mm } |
| 8 | |
| 9 | __0: vec @(dx, 0mm) |
| 10 | __1: vec .(d/2, d/2) |
| 11 | __2: vec __0(-d/2, -d/2) |
| 12 | hole . __1 |
| 13 | } |
| 14 | |
| 15 | frame pad { |
| 16 | set n = pins+1 |
| 17 | |
| 18 | __0: vec @(cx/2, cy/2) |
| 19 | __1: vec @(-cx/2, -cy/2) |
| 20 | pad "$n" . __0 |
| 21 | frame thermal @ |
| 22 | } |
| 23 | |
| 24 | frame pin { |
| 25 | __0: vec @(px/2, py/2) |
| 26 | __1: vec @(-px/2, -py/2) |
| 27 | pad "$n" . __0 |
| 28 | } |
| 29 | |
| 30 | frame pins { |
| 31 | set x = e*(i-(pins/2-1)/2) |
| 32 | |
| 33 | set y = (iy+oy)/4*dy |
| 34 | |
| 35 | set n = a+f*i |
| 36 | |
| 37 | table |
| 38 | { dy, f, a } |
| 39 | { 1, -1, 8 } |
| 40 | { -1, 1, 1 } |
| 41 | |
| 42 | loop i = 0, pins/2-1 |
| 43 | |
| 44 | __0: vec @(x, y) |
| 45 | frame pin . |
| 46 | } |
| 47 | |
| 48 | frame outline { |
| 49 | set x = (X+gap)/2 |
| 50 | |
| 51 | set y = (Y+gap)/2 |
| 52 | |
| 53 | __0: vec @(X/2, Y/2) |
| 54 | __6: vec .(gap, gap) |
| 55 | __1: vec @(X/2, -Y/2) |
| 56 | __2: vec .(gap, -gap) |
| 57 | line __6 . w |
| 58 | __3: vec @(-X/2, Y/2) |
| 59 | __7: vec .(-gap, gap) |
| 60 | __8: vec @(-X/2, -Y/2) |
| 61 | __9: vec .(-gap, -gap) |
| 62 | line __7 . w |
| 63 | __4: vec .(-(w+r+0.1mm), r) |
| 64 | __5: vec .(0mm, r) |
| 65 | circ __4 . w |
| 66 | } |
| 67 | |
| 68 | package "DFN-$pins$variant$features" |
| 69 | unit mm |
| 70 | allow holes |
| 71 | |
| 72 | table |
| 73 | { pins, variant, features, X, Y, e, iy, oy, px, cx, cy, gap_base } |
| 74 | { 8, "", "", 2mm, 2mm, 0.5mm, 1.4mm, 2.4mm, 0.28mm, 1.3mm, 0.7mm, 0.2mm } |
| 75 | { 8, "-0.4mm", "", 1.7mm, 1.35mm, 0.4mm, 0.8mm, 1.75mm, 0.2mm, 1mm, 0.4mm, 0.1mm } |
| 76 | { 6, "-0.65mm", "", 2.2mm, 2.3mm, 0.65mm, 1.7mm, 2.9mm, 0.25mm, 1.2mm, 0.75mm, 0mm } |
| 77 | { 6, "-0.65mm", "-TH", 2mm, 2.1mm, 0.65mm, 1.4mm, 2.8mm, 0.3mm, 1.6mm, 1mm, 0mm } |
| 78 | |
| 79 | set py = (oy-iy)/2 |
| 80 | |
| 81 | set w = 5mil |
| 82 | |
| 83 | set gap = gap_base+w/2 |
| 84 | |
| 85 | set r = 0.25mm |
| 86 | |
| 87 | frame pins @ |
| 88 | frame pad @ |
| 89 | frame outline @ |
| 90 | measy pin.__1 >> pin.__0 2mm |
| 91 | measy pin.__0 >> pin.__1 2mm |
| 92 | measy pad.__1 >> pad.__0 1.5mm |
| 93 | measx pin.__1 >> pin.__0 -1mm |
| 94 | measx pin.__1 -> pin.__0 -0.5mm |
| 95 | measy pin.__1 -> pin.__0 2mm-px |
| 96 | measx pins.__0 -> pins.__0 oy+0.5mm |
| 97 | measy outline.__1 >> outline.__0 -1mm |
| 98 | measx outline.__3 >> outline.__0 1.5mm |
| 99 | measx pad.__1 >> pad.__0 cy/2 |
| 100 | measx thermal.__0 >> thermal.__0 -0.3mm |
| 101 | measx thermal.__2 -> thermal.__1 0.4mm |
| 102 | |
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