MustafaMulla29/rp2040-bldc-motor-controller-new

A USB‑C PD–powered RP2040 BLDC motor controller PCB with 3.3 V logic, MCT8329A sensorless commutation, three MOSFET half-bridges, protected power switching, USB data, controls, and motor connectors.

Version
0.3.82
License
unset
Stars
0

manufacturing/stencil-u7.json

{
  "status": "FACTORY_STENCIL_ENGINEERING_INSTRUCTION",
  "part": "U7",
  "mpn": "MCT8329A1IREER",
  "package": "REE0036A",
  "side": "top",
  "padNumber": 37,
  "padCenterMm": [
    -1.800167,
    8.999794
  ],
  "copperSizeMm": [
    3.6500054,
    2.6500074
  ],
  "localAxes": "Aligned with PCB X/Y for this U7 rotation. Millimeters. Top view.",
  "stencilThicknessMm": 0.125,
  "apertures": [
    {
      "centerX": -1.2,
      "centerY": -0.65,
      "width": 1.05,
      "height": 1.15,
      "cornerRadius": 0.05
    },
    {
      "centerX": 0,
      "centerY": -0.65,
      "width": 1.05,
      "height": 1.15,
      "cornerRadius": 0.05
    },
    {
      "centerX": 1.2,
      "centerY": -0.65,
      "width": 1.05,
      "height": 1.15,
      "cornerRadius": 0.05
    },
    {
      "centerX": -1.2,
      "centerY": 0.65,
      "width": 1.05,
      "height": 1.15,
      "cornerRadius": 0.05
    },
    {
      "centerX": 0,
      "centerY": 0.65,
      "width": 1.05,
      "height": 1.15,
      "cornerRadius": 0.05
    },
    {
      "centerX": 1.2,
      "centerY": 0.65,
      "width": 1.05,
      "height": 1.15,
      "cornerRadius": 0.05
    }
  ],
  "nominalAreaCoveragePercent": 74.76963551264487,
  "reference": "https://www.ti.com/lit/ds/symlink/mct8329a.pdf#page=163",
  "note": "Six-window pattern adapted to this copper land. Native Gerber exports the six windows with square corners at the specified centers and dimensions. R0.05 rounding shown in this factory instruction remains subject to stencil-engineer approval; it is not encoded in native solderpaste. Do not add copper pads.",
  "nativeExport": {
    "shape": "rect",
    "cornerRadiusMm": 0,
    "apertureCount": 6,
    "nominalAreaCoveragePercent": 74.9027557524052,
    "implementation": "Six native solderpaste elements; automatic paste on continuous pad 37 suppressed with solderPasteMargin=-2."
  }
}