main
Ray pin 1: carry the footprint's marker into the .lbr, the viewer and page.json (silk-marker, drawn, top-left) 90b7d78
{
 "schema": "adom.pads/1",
 "slug": "mc7815bdtrkg",
 "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": "VIN",
   "type": "power_in",
   "description": "Unregulated positive input voltage. For the +15 V variant (MC7815) the recommended input range is 17.5 V to 30 V (V_IN must stay ~2.0 V above V_OUT for regulation; absolute max 35 V). A ~0.33 µF ceramic bypass cap is recommended if the device is located far from the bulk filter capacitor.",
   "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": "GND",
   "type": "power_in",
   "description": "Common ground reference shared between the input and output loops. The exposed heatsink tab (shown as terminal 4 in the case outline drawing) is internally connected to this pin, so the mounting pad is at ground potential.",
   "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": "VOUT",
   "type": "power_out",
   "description": "Regulated positive output. Nominal +15 V, ±2 % (B-grade) at I_O = 500 mA, T_J = 25 °C; delivers up to 1.0 A with adequate heatsinking (short-circuit current limit ~0.2 A at V_IN = 35 V, peak output current ~2.2 A). Output cap C_O is optional for stability but improves transient response; values below 0.1 µF may cause instability.",
   "is_pin1": false,
   "source": {
    "geometry": "TO-252-2.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  }
 ]
}