main
Ray pin 1: carry the footprint's marker into the .lbr, the viewer and page.json (silk-marker, drawn, top-left) ce2c3d2 2mo ago
{
 "schema": "adom.pads/1",
 "slug": "ams1117-2-5v",
 "footprint": "SOT-223",
 "generated_from": {
  "footprint": "SOT-223@sha256:49f22605ecc1fc70",
  "pins": "page.json:component.pins",
  "overrides": null
 },
 "pin1": {
  "pad": "1",
  "at": [
   -3.15,
   -2.3
  ],
  "corner": "top-left",
  "source": "silk-marker",
  "derived_from": "SOT-223@sha256:49f22605ecc1fc70"
 },
 "pad_count": 4,
 "symbol_pins": [
  "1",
  "2",
  "3",
  "4"
 ],
 "paste_apertures": 0,
 "issues": [],
 "pads": [
  {
   "pad": "1",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    -3.15,
    -2.3
   ],
   "rot": 0.0,
   "size": [
    2.0,
    1.5
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "1",
   "name": "GND",
   "type": "power_in",
   "description": "Ground / VSS reference pin. On the fixed 2.5 V version this pin is the device ground return (the datasheet labels the pin 'VSS/ADJ' because the same silicon is used for the adjustable variant, where it becomes the ADJ feedback input).",
   "is_pin1": true,
   "source": {
    "geometry": "SOT-223.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "2",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    -3.15,
    0.0
   ],
   "rot": 0.0,
   "size": [
    2.0,
    1.5
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "2",
   "name": "VOUT",
   "type": "power_out",
   "description": "Regulated 2.5 V output (typ. 2.5 V, min 2.45 V, max 2.55 V at Vin=3.8 V, 0 ≤ Iout ≤ 1 A). Requires a ~10 uF tantalum output capacitor for stability.",
   "is_pin1": false,
   "source": {
    "geometry": "SOT-223.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "3",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    -3.15,
    2.3
   ],
   "rot": 0.0,
   "size": [
    2.0,
    1.5
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "3",
   "name": "VIN",
   "type": "power_in",
   "description": "Unregulated input voltage. For the 2.5 V variant, Vin must be ≥ 3.8 V for full regulation (dropout ~1.3 V @ 1 A). Absolute maximum input voltage is 18 V; recommended maximum operating input is 15 V. Requires a ~10 uF tantalum bypass capacitor.",
   "is_pin1": false,
   "source": {
    "geometry": "SOT-223.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "4",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    3.15,
    0.0
   ],
   "rot": 0.0,
   "size": [
    2.0,
    3.8
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "4",
   "name": "VOUT",
   "type": "power_out",
   "description": "Regulated 2.5 V output; electrically connected to pin 2. This is the large tab pad on the SOT-223 package and also serves as the primary thermal path to the PCB copper pour.",
   "is_pin1": false,
   "source": {
    "geometry": "SOT-223.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  }
 ]
}