BL8518CB3TR263DC

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  "slug": "bl8518cb3tr263dc",
  "title": "BL8518CB3TR263DC",
  "brief": "BL Shanghai Belling Supervisor and Reset ICs, SOT-23. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
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    "mpn": "BL8518CB3TR263DC",
    "manufacturer": "BL Shanghai Belling",
    "package": "SOT-23",
    "pin_count": 3,
    "category": "PMIC",
    "subcategory": "Supervisor and Reset ICs",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/7917ea9565617d67251a9a7b2d8113d7.pdf",
    "parts": {
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      "lbr": "bl8518cb3tr263dc.lbr"
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    "pins": [
      {
        "number": "1",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference pin. Tie to system 0 V / GND."
      },
      {
        "number": "2",
        "name": "VOUT",
        "type": "output",
        "description": "Voltage-detection output, active-low CMOS push-pull (C suffix). Drives low (VSS) when VDD falls below the 2.63 V detector threshold, and returns high (equal to VDD) after Tdelay = 200 ms typical once VDD rises above the threshold. Output is undefined when VDD < VDDL (~0.5 V)."
      },
      {
        "number": "3",
        "name": "VDD",
        "type": "power_in",
        "description": "Supply voltage input and monitored rail. Recommended operating range 1.2 V to 6 V; absolute maximum 8 V. This is also the voltage being sensed against the internal 2.63 V threshold."
      }
    ],
    "provenance": {
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      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/7917ea9565617d67251a9a7b2d8113d7.pdf",
        "pages": 7,
        "sha256": "4f4f63773eb3a024",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
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        "refuses_to_fabricate": true
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          3.0,
          1.2
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "dd5d1711204e1d8d26cd11490923bd84340820baa69538c385a4300ec2539bc0",
        "checked": "2026-10-07",
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        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "BL Shanghai Belling",
      "Package": "SOT-23",
      "Category": "PMIC",
      "Pins": "3"
    }
  },
  "variants": [
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      "mpn": "BL8518CB3TR263DC",
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    {
      "mpn": "BL8518CB3TR263DN",
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    {
      "mpn": "BL8518CB3TR293DC",
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    {
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  "discovery_pitch": "BL8518CB3TR263DC (BL Shanghai Belling) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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  "updated_at": "2026-09-24T17:55:06.219Z"
}