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Ray page.json: fold the "TAB" entry into pin 2. On TO-252-2 the tab is not a separate pad - it is that lead - so nothing wa… fd2018f
{
 "schema": "adom.pads/1",
 "slug": "ncp1117dtarkg",
 "footprint": "TO-252-2",
 "generated_from": {
  "footprint": "TO-252-2@sha256:18c28e5e147d5e9b",
  "pins": "page.json:component.pins",
  "overrides": null
 },
 "pin1": {
  "pad": "1",
  "at": [
   -5.04,
   -2.28
  ],
  "corner": "top-left",
  "source": "silk-marker",
  "derived_from": "TO-252-2@sha256:18c28e5e147d5e9b"
 },
 "pad_count": 3,
 "symbol_pins": [
  "1",
  "2",
  "3"
 ],
 "paste_apertures": 4,
 "issues": [],
 "pads": [
  {
   "pad": "1",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    -5.04,
    -2.28
   ],
   "rot": 0.0,
   "size": [
    2.2,
    1.2
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "1",
   "name": "Adjust/Ground",
   "type": "input",
   "description": "For fixed-output variants (e.g. XT285 for 2.85 V, XT33 for 3.3 V, XT50 for 5.0 V, XT12 for 12 V), this is the Ground return pin. For the adjustable variant (XTA), this is the Adjust pin - feedback node with a 1.25 V reference (Vref = 1.238-1.262 V) and an adjust-pin current of ~52 μA (max 120 μA); output = Vref × (1 + R2/R1) + Iadj × R2.",
   "is_pin1": true,
   "source": {
    "geometry": "TO-252-2.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "2",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    1.26,
    0.0
   ],
   "rot": 0.0,
   "size": [
    6.4,
    5.8
   ],
   "layers": [
    "F.Cu",
    "F.Mask"
   ],
   "thermal": false,
   "pin": "2",
   "name": "Output",
   "type": "power_out",
   "description": "Regulated positive output. Sources up to 1.0 A (typical current limit 1.5 A, min 1.0 A, max 2.2 A). Requires a 10 μF output capacitor for stability. The DPAK heatsink tab is internally connected to this Output pin (pin 2). Also the package tab: thermal heatsink tab, internally connected to pin 2 (Output). Used for heat dissipation to the PCB copper pour; θJA = 67 °C/W (min-size pad), θJC = 6.0 °C/W for the DPAK package.",
   "is_pin1": false,
   "source": {
    "geometry": "TO-252-2.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "3",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    -5.04,
    2.28
   ],
   "rot": 0.0,
   "size": [
    2.2,
    1.2
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "3",
   "name": "Input",
   "type": "power_in",
   "description": "Unregulated positive input supply, up to 20 V maximum (Vin abs max = 20 V). Requires a 10 μF input capacitor. Output current must not exceed 1.0 A when Vin > 12 V. Dropout voltage typically 0.95 V at 100 mA, 1.07 V at 800 mA.",
   "is_pin1": false,
   "source": {
    "geometry": "TO-252-2.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  }
 ]
}