{
 "digest": null,
 "links": {
  "fits": [],
  "members": [],
  "cases": [],
  "assemblies": []
 },
 "prints": [],
 "part": {
  "id": "ada-1578-lipo-500",
  "name": "LiPo 500mAh 1S (Adafruit 1578)",
  "kind": "",
  "method": "",
  "vendor": "adafruit",
  "sku": "1578",
  "model": "",
  "buy": [
   "https://www.adafruit.com/product/1578"
  ],
  "url": "https://www.adafruit.com/product/1578",
  "category": "power",
  "owned_qty": 0
 },
 "facts": {
  "id": "ada-1578-lipo-500",
  "name": "LiPo 500mAh 1S (Adafruit 1578)",
  "vendor": "adafruit",
  "sku": "1578",
  "url": "https://www.adafruit.com/product/1578",
  "qty_owned": 1,
  "category": "power",
  "frame": "origin plan bottom-left per vendor STEP, Z=0 bottom",
  "body": {
   "size_mm": [
    36.0,
    29.0,
    4.75
   ],
   "outline": "rounded-rect",
   "notes": "JST-PH 2-pin lead ~100mm exits a short end"
  },
  "mounting": {
   "holes": [],
   "notes": "bay per hardware/batteries.md: height = 4.75 + 1.5 = 6.25; +0.5/side lateral; wire-exit gap >= 3, R1 edges"
  },
  "electrical": {
   "vin": "1S 3.7V nominal, 500mAh",
   "connector": "JST-PH 2.0 2-pin"
  },
  "cad": {
   "file": "ada-1578-lipo-500.step",
   "fidelity": "vendor",
   "source": "adafruit/Adafruit_CAD_Parts @ ab3dfc47c324, '1578 500mAh battery/...step' (original in ref/; frame kept)",
   "verified": true
  },
  "sources": [
   {
    "facts": "envelope",
    "ref": "vendor STEP (measured)",
    "date": "2026-07-23"
   }
  ],
  "confidence": "high; still apply batteries.md swell rule for the bay"
 },
 "models": [
  {
   "handle": "sarg",
   "fidelity": "vendor",
   "verified": true,
   "visibility": "public",
   "url": "/m/sarg/ada-1578-lipo-500",
   "files": [
    "ada-1578-lipo-500.step",
    "part.yaml"
   ]
  }
 ],
 "related": {
  "notes": {
   "exact": [],
   "chip": [],
   "addr": []
  },
  "parts": {
   "variants": [],
   "interface": [
    {
     "product": "ada-258-lipo-1200",
     "name": "LiPo 1200mAh 1S (Adafruit 258)",
     "why": "jst-ph 2.0 2-pin",
     "url": "/p/ada-258-lipo-1200"
    },
    {
     "product": "ada-2750-lipo-350",
     "name": "LiPo 350mAh 1S (Adafruit 2750)",
     "why": "jst-ph 2.0 2-pin",
     "url": "/p/ada-2750-lipo-350"
    },
    {
     "product": "ada-727-3xaaa-holder",
     "name": "3x AAA Battery Holder w/ Switch + JST-PH",
     "why": "jst-ph 2.0 2-pin",
     "url": "/p/ada-727-3xaaa-holder"
    }
   ],
   "mounting": [],
   "cooccur": [],
   "owners": [],
   "addr": []
  }
 }
}