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Ray add symbol pin "9" for the exposed thermal pad: the footprint carries the pad and the symbol had none, so it reached no… bf9bce1
{
 "schema": "adom.pads/1",
 "slug": "fbc4056yesop8g",
 "footprint": "SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.41x3.3mm",
 "generated_from": {
  "footprint": "SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.41x3.3mm@sha256:5848244c5e72002e",
  "pins": "page.json:component.pins",
  "overrides": null
 },
 "pin1": {
  "pad": "1",
  "at": [
   -2.475,
   -1.905
  ],
  "corner": "top-left",
  "source": "silk-marker",
  "derived_from": "SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.41x3.3mm@sha256:5848244c5e72002e"
 },
 "pad_count": 9,
 "symbol_pins": [
  "1",
  "2",
  "3",
  "4",
  "5",
  "6",
  "7",
  "8",
  "9"
 ],
 "paste_apertures": 4,
 "issues": [],
 "pads": [
  {
   "pad": "1",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    -2.475,
    -1.905
   ],
   "rot": 0.0,
   "size": [
    1.95,
    0.6
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "1",
   "name": "TS",
   "type": "input",
   "description": "Battery temperature sense/protection input. Connect through an external NTC thermistor and pull-up divider to VCC. Chip suspends charging when V(TS) is outside the OTPL=45%*VCC to OTPH=80%*VCC window. Tie TS to GND to disable the temperature protection function.",
   "is_pin1": true,
   "source": {
    "geometry": "SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.41x3.3mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "2",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    -2.475,
    -0.635
   ],
   "rot": 0.0,
   "size": [
    1.95,
    0.6
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "2",
   "name": "PROG",
   "type": "input",
   "description": "Charge-current program pin. A resistor R_PROG from PROG to GND sets the constant-current charge current: I_BAT = 1000V / R_PROG (minimum R_PROG = 0.8 kOhm). V(PROG) is regulated to 1V in constant-current mode and 0.1V in trickle-charge mode; used internally for C/10 charge termination detection.",
   "is_pin1": false,
   "source": {
    "geometry": "SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.41x3.3mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "3",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    -2.475,
    0.635
   ],
   "rot": 0.0,
   "size": [
    1.95,
    0.6
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "3",
   "name": "GND",
   "type": "power_in",
   "description": "Power/signal ground return for the charger.",
   "is_pin1": false,
   "source": {
    "geometry": "SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.41x3.3mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "4",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    -2.475,
    1.905
   ],
   "rot": 0.0,
   "size": [
    1.95,
    0.6
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "4",
   "name": "VCC",
   "type": "power_in",
   "description": "Charger positive supply input, typically 4.5V-5.5V (5V nominal, 8V absolute max). Bypass with 2.2uF to GND. Charging starts only when VCC is above the UVLO threshold (~3.73V rising) and at least 144mV above V(BAT); the part enters low-power sleep mode when VCC falls below UVLO or within 94mV of V(BAT).",
   "is_pin1": false,
   "source": {
    "geometry": "SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.41x3.3mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "5",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    2.475,
    1.905
   ],
   "rot": 0.0,
   "size": [
    1.95,
    0.6
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "5",
   "name": "VBAT",
   "type": "power_out",
   "description": "Battery positive terminal. Supplies up to 1000mA charge current and regulates to 4.2V float voltage. In standby or with VCC absent, leakage from this pin is <3uA. Automatic re-charge cycle starts when V(BAT) falls below ~4.0V (float minus 210mV).",
   "is_pin1": false,
   "source": {
    "geometry": "SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.41x3.3mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "6",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    2.475,
    0.635
   ],
   "rot": 0.0,
   "size": [
    1.95,
    0.6
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "6",
   "name": "STDBY",
   "type": "output",
   "description": "Charge-complete (standby) status indicator, open-drain. Pulled low (V_OL <= 0.3V at 5mA) when charging has terminated to illuminate the 'done' LED; high-impedance while charging is in progress.",
   "is_pin1": false,
   "source": {
    "geometry": "SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.41x3.3mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "7",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    2.475,
    -0.635
   ],
   "rot": 0.0,
   "size": [
    1.95,
    0.6
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "7",
   "name": "CHRG",
   "type": "output",
   "description": "Charge-in-progress status indicator, open-drain. Pulled low (V_OL <= 0.3V at 5mA) while the battery is charging; high-impedance when charging is complete. If no battery is connected the pin blinks to indicate a missing/poor battery connection. Leave floating or tie to GND if unused.",
   "is_pin1": false,
   "source": {
    "geometry": "SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.41x3.3mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "8",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    2.475,
    -1.905
   ],
   "rot": 0.0,
   "size": [
    1.95,
    0.6
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "8",
   "name": "CE",
   "type": "input",
   "description": "Chip enable. Tie to VCC (or leave floating) for normal charging operation; tie to GND to disable the charger. Absolute range -0.3V to 8V.",
   "is_pin1": false,
   "source": {
    "geometry": "SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.41x3.3mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "9",
   "kind": "smd",
   "shape": "rect",
   "at": [
    0.0,
    0.0
   ],
   "rot": 0.0,
   "size": [
    2.41,
    3.3
   ],
   "layers": [],
   "thermal": true,
   "pin": "9",
   "name": "EXPOSED PAD",
   "type": "power_in",
   "description": "Exposed thermal pad. Present in the package land pattern; connect it per the manufacturer datasheet thermal recommendation. Added because the footprint carries this pad and the symbol had no pin for it.",
   "is_pin1": false,
   "source": {
    "geometry": "SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.41x3.3mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  }
 ]
}