HG811TM4

{
 "schema": "adom.pads/1",
 "slug": "hg811tm4",
 "footprint": "SOT-143",
 "generated_from": {
  "footprint": "SOT-143@sha256:80e8edd31fe81e67",
  "pins": "page.json:component.pins",
  "overrides": null
 },
 "pin1": {
  "pad": "1",
  "at": [
   -1.0,
   -0.75
  ],
  "corner": "top-left",
  "source": "silk-marker",
  "derived_from": "SOT-143@sha256:80e8edd31fe81e67"
 },
 "pad_count": 4,
 "symbol_pins": [
  "1",
  "2",
  "3",
  "4"
 ],
 "paste_apertures": 0,
 "issues": [],
 "pads": [
  {
   "pad": "1",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    -1.0,
    -0.75
   ],
   "rot": 0.0,
   "size": [
    0.7,
    1.0
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "1",
   "name": "GND",
   "type": "power_in",
   "description": "Ground / negative supply return.",
   "is_pin1": true,
   "source": {
    "geometry": "SOT-143.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "2",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    -1.0,
    0.95
   ],
   "rot": 0.0,
   "size": [
    0.7,
    0.6
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "2",
   "name": "VRESET",
   "type": "output",
   "description": "Active-low reset output. Pulled low when VCC drops below the threshold Vth (3.08 V typ for HG811TM4) or when MR is asserted low; returns high after the Trp reset delay (500 ms typical). VOL ≤ 0.5 V at ISINK = 3.2 mA; VOH ≥ 0.8·VCC at ISOURCE = 500 µA.",
   "is_pin1": false,
   "source": {
    "geometry": "SOT-143.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "3",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    1.0,
    0.95
   ],
   "rot": 0.0,
   "size": [
    0.7,
    0.6
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "3",
   "name": "MR",
   "type": "input",
   "description": "Manual reset / enable input, active low. Driving MR low forces VRESET low; releasing MR high starts the Trp reset delay. VIH ≥ 0.7·VCC, VIL ≤ 0.2·VCC. Minimum pulse width tMR = 10 µs.",
   "is_pin1": false,
   "source": {
    "geometry": "SOT-143.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "4",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    1.0,
    -0.95
   ],
   "rot": 0.0,
   "size": [
    0.7,
    0.6
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "4",
   "name": "VCC",
   "type": "power_in",
   "description": "Positive supply and monitored voltage input. Operating range 1.0 V to 6.0 V (absolute max 6.5 V). Quiescent current ICCH ≈ 1 µA typ, 5 µA max at VCC = 6 V with MR high.",
   "is_pin1": false,
   "source": {
    "geometry": "SOT-143.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  }
 ]
}