main
Ray pin 1: carry the footprint's marker into the .lbr, the viewer and page.json (silk-marker, drawn, top-left) e4994c3
{
 "schema": "adom.pads/1",
 "slug": "jy1117e33ax",
 "footprint": "SOT-223-3_TabPin2",
 "generated_from": {
  "footprint": "SOT-223-3_TabPin2@sha256:8ae5f03e2c16377a",
  "pins": "page.json:component.pins",
  "overrides": null
 },
 "pin1": {
  "pad": "1",
  "at": [
   -3.15,
   -2.3
  ],
  "corner": "top-left",
  "source": "silk-marker",
  "derived_from": "SOT-223-3_TabPin2@sha256:8ae5f03e2c16377a"
 },
 "pad_count": 3,
 "symbol_pins": [
  "1",
  "2",
  "3"
 ],
 "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 return for the fixed-output 3.3 V version. On the adjustable variant this same pin is the Adj feedback input; because JY1117E33AX is a fixed-mode part, it is tied to system ground. Per datasheet 'Ground only for Fixed-Mode'.",
   "is_pin1": true,
   "source": {
    "geometry": "SOT-223-3_TabPin2.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 3.3 V output (typ 3.300 V, min 3.235 V, max 3.365 V at IOUT=10 mA). Rated for 1 A continuous. Requires a minimum 0.2 µF X7R/X5R MLCC (or 3.3 µF EL, 10 mΩ ≤ ESR ≤ 1 Ω) from this pin to ground for stability. The SOT-223 tab is internally connected to VOUT and serves as the heat-sink pad.",
   "is_pin1": false,
   "source": {
    "geometry": "SOT-223-3_TabPin2.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": "Regulator input supply, 2.7 V to 12 V operating (abs max -0.3 V to 15 V). Must be at least VOUT + 1.4 V (dropout) to regulate; datasheet recommends at least 1.5 V headroom above VOUT. A local input storage capacitor to ground is required to prevent the input from sagging below the dropout during load transients.",
   "is_pin1": false,
   "source": {
    "geometry": "SOT-223-3_TabPin2.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  }
 ]
}