BL8503-40PSM

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  "slug": "bl8503-40psm",
  "title": "BL8503-40PSM",
  "brief": "BL(Shanghai Belling) Linear Voltage Regulators (LDO), SOT-89-3L. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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    "mpn": "BL8503-40PSM",
    "manufacturer": "BL(Shanghai Belling)",
    "package": "SOT-89-3L",
    "pin_count": 3,
    "category": "Power Management ICs",
    "subcategory": "Linear Voltage Regulators (LDO)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/d2fb2ebe29b8e0410206b828c685f8f9.pdf",
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    "distributor_links": {
      "lcsc": "C2932487"
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      "source": "Component Ocean /api/assign-pns",
      "digikey": {
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      "mouser": {
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    "pins": [
      {
        "number": "1",
        "name": "Vss",
        "type": "power_in",
        "description": "Ground reference pin for the regulator."
      },
      {
        "number": "2",
        "name": "Vin",
        "type": "power_in",
        "description": "Supply voltage input; the datasheet gives an input voltage range of 1.5V to 10V and an absolute maximum input voltage of 10V."
      },
      {
        "number": "3",
        "name": "Vout",
        "type": "power_out",
        "description": "Regulated output voltage, selectable from 1.2V to 6.0V in 0.1V steps, delivering up to 250mA with a 400mV dropout at 250mA (Vout=3.0V)."
      }
    ],
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        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: MPN BL8503-40PSM maps to package SOT-89-3 (SM) by its PSM suffix. The datasheet's product classifica"
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        "cost_usd": 0.0121,
        "at": "2026-10-28T00:51:00"
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        "pages": 13,
        "sha256": "8f6684221c2cf4c4",
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
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        "zmin_mm": 0,
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        "checked": "2026-10-28",
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  "metadata": {
    "specs": {
      "Manufacturer": "BL(Shanghai Belling)",
      "Package": "SOT-89-3L",
      "Category": "Power Management ICs",
      "Pins": "3"
    },
    "characteristics": {
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  "discovery_pitch": "BL8503-40PSM (BL(Shanghai Belling)) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
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    "email": "[email protected]"
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