main
Ray pin 1: carry the footprint's marker into the .lbr, the viewer and page.json (fab-chamfer, synthesised, bottom-right) 3530994 1mo ago
{
 "schema": "adom.pads/1",
 "slug": "hcpl-7840-000e",
 "footprint": "DIP-8_W7.62mm",
 "generated_from": {
  "footprint": "DIP-8_W7.62mm@sha256:222fb44370968119",
  "pins": "page.json:component.pins",
  "overrides": null
 },
 "pin1": {
  "pad": "1",
  "at": [
   0.0,
   0.0
  ],
  "corner": "bottom-right",
  "source": "fab-chamfer",
  "derived_from": "DIP-8_W7.62mm@sha256:222fb44370968119"
 },
 "pad_count": 8,
 "symbol_pins": [
  "1",
  "2",
  "3",
  "4",
  "5",
  "6",
  "7",
  "8"
 ],
 "paste_apertures": 0,
 "issues": [],
 "pads": [
  {
   "pad": "1",
   "kind": "thru_hole",
   "shape": "roundrect",
   "at": [
    0.0,
    0.0
   ],
   "rot": 0.0,
   "size": [
    1.6,
    1.6
   ],
   "layers": [],
   "thermal": false,
   "pin": "1",
   "name": "VDD1",
   "type": "power_in",
   "description": "Input-side supply, 4.5 V to 5.5 V nominal 5 V. Powers the input sigma-delta modulator. Requires a 0.1 uF bypass capacitor between pins 1 and 4 (VDD1 to GND1).",
   "is_pin1": true,
   "source": {
    "geometry": "DIP-8_W7.62mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "2",
   "kind": "thru_hole",
   "shape": "circle",
   "at": [
    0.0,
    2.54
   ],
   "rot": 0.0,
   "size": [
    1.6,
    1.6
   ],
   "layers": [],
   "thermal": false,
   "pin": "2",
   "name": "VIN+",
   "type": "input",
   "description": "Non-inverting analog input. Connected across the external current-sense resistor with VIN-. Recommended linear input range approximately +/-200 mV (referenced to GND1).",
   "is_pin1": false,
   "source": {
    "geometry": "DIP-8_W7.62mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "3",
   "kind": "thru_hole",
   "shape": "circle",
   "at": [
    0.0,
    5.08
   ],
   "rot": 0.0,
   "size": [
    1.6,
    1.6
   ],
   "layers": [],
   "thermal": false,
   "pin": "3",
   "name": "VIN-",
   "type": "input",
   "description": "Inverting analog input. Together with VIN+ forms the differential sense input across the shunt resistor. Typically tied to GND1 for single-ended sensing.",
   "is_pin1": false,
   "source": {
    "geometry": "DIP-8_W7.62mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "4",
   "kind": "thru_hole",
   "shape": "circle",
   "at": [
    0.0,
    7.62
   ],
   "rot": 0.0,
   "size": [
    1.6,
    1.6
   ],
   "layers": [],
   "thermal": false,
   "pin": "4",
   "name": "GND1",
   "type": "power_in",
   "description": "Input-side ground reference for VDD1 and the analog inputs. Isolated from GND2 by the optical isolation barrier (3750 Vrms/1 min UL 1577).",
   "is_pin1": false,
   "source": {
    "geometry": "DIP-8_W7.62mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "5",
   "kind": "thru_hole",
   "shape": "circle",
   "at": [
    7.62,
    7.62
   ],
   "rot": 0.0,
   "size": [
    1.6,
    1.6
   ],
   "layers": [],
   "thermal": false,
   "pin": "5",
   "name": "GND2",
   "type": "power_in",
   "description": "Output-side ground reference for VDD2 and the differential outputs. Isolated from GND1 by the optical isolation barrier.",
   "is_pin1": false,
   "source": {
    "geometry": "DIP-8_W7.62mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "6",
   "kind": "thru_hole",
   "shape": "circle",
   "at": [
    7.62,
    5.08
   ],
   "rot": 0.0,
   "size": [
    1.6,
    1.6
   ],
   "layers": [],
   "thermal": false,
   "pin": "6",
   "name": "VOUT-",
   "type": "output",
   "description": "Inverting side of the differential analog output (referenced to GND2). Combined with VOUT+ forms a fully differential output nominally 8x the differential input voltage.",
   "is_pin1": false,
   "source": {
    "geometry": "DIP-8_W7.62mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "7",
   "kind": "thru_hole",
   "shape": "circle",
   "at": [
    7.62,
    2.54
   ],
   "rot": 0.0,
   "size": [
    1.6,
    1.6
   ],
   "layers": [],
   "thermal": false,
   "pin": "7",
   "name": "VOUT+",
   "type": "output",
   "description": "Non-inverting side of the differential analog output (referenced to GND2). Typically fed into an external differential-to-single-ended op-amp stage.",
   "is_pin1": false,
   "source": {
    "geometry": "DIP-8_W7.62mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "8",
   "kind": "thru_hole",
   "shape": "circle",
   "at": [
    7.62,
    0.0
   ],
   "rot": 0.0,
   "size": [
    1.6,
    1.6
   ],
   "layers": [],
   "thermal": false,
   "pin": "8",
   "name": "VDD2",
   "type": "power_in",
   "description": "Output-side supply, 4.5 V to 5.5 V nominal 5 V. Powers the isolated output amplifier stage. Requires a 0.1 uF bypass capacitor between pins 5 and 8 (VDD2 to GND2).",
   "is_pin1": false,
   "source": {
    "geometry": "DIP-8_W7.62mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  }
 ]
}