main
Ray pin 1: carry the footprint's marker into the .lbr, the viewer and page.json (silk-marker, drawn, top-left) 4575374 2mo ago
{
 "schema": "adom.pads/1",
 "slug": "bts4141n",
 "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": "OUT",
   "type": "power_out",
   "description": "Switched high-side output to the load. Drain of the internal N-channel power FET; RON ≈ 200 mΩ, nominal load current ≥ 0.7 A, self-limited short-circuit current (~1.4 A typ, 2.1 A max initial peak). Actively clamped to ~63 V min. for inductive load switch-off.",
   "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": "GND",
   "type": "power_in",
   "description": "Logic (signal) ground reference for the internal control and protection circuitry. For load-dump and reverse-battery protection an external RGND ≈ 150 Ω resistor may be placed in series between this pin and system ground.",
   "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": "IN",
   "type": "input",
   "description": "CMOS-compatible logic input; drives the power switch on with a logic-high level (VIN(T+) ≤ 3.0 V turn-on, VIN(T-) ≥ 1.82 V turn-off, ~0.2 V hysteresis). Internal series resistor RI ≈ 3 kΩ; input clamped and ESD-protected, VIN range −10 V…Vbb.",
   "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": "Vbb",
   "type": "power_in",
   "description": "Positive battery supply (source of the internal N-FET). Operating range 12…45 V, absolute max 48 V, overvoltage clamp Vbb(AZ) = 47 V, load-dump withstand 83 V. Also acts as the tab / heat-sink pad on PG-SOT-223.",
   "is_pin1": false,
   "source": {
    "geometry": "SOT-223.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  }
 ]
}