BRMMBT5551Q

{
  "slug": "brmmbt5551q",
  "version": "0.1.0",
  "type": "component",
  "description": "Foshan Blue Rocket Elec Bipolar Transistors - BJT, SOT-23. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
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    "triode-mos tube-transistor",
    "brmmbt5551q",
    "factory-2.0.0",
    "extractor-text"
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  "dependencies": {},
  "hero": {
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    "path": "docs/hero.png"
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  "files": [
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    "README.md",
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    "brmmbt5551q.kicad_mod",
    "brmmbt5551q.glb",
    "brmmbt5551q.step",
    "brmmbt5551q.lbr",
    "docs/hero.png",
    "docs/brmmbt5551q-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "brmmbt5551q-hero.glb",
    "brmmbt5551q-hero.overlay.json",
    "brmmbt5551q-etched.glb"
  ],
  "component": {
    "mpn": "BRMMBT5551Q",
    "manufacturer": "Foshan Blue Rocket Elec",
    "package": "SOT-23",
    "pin_count": 3,
    "category": "Triode/MOS Tube/Transistor",
    "subcategory": "Bipolar Transistors - BJT",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/92a4801ed50bdac4899ca51fa0665292.pdf",
    "parts": {
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      "model_3d_step_plain": "brmmbt5551q.step",
      "lbr": "brmmbt5551q.lbr"
    },
    "distributor_links": {
      "lcsc": "C22356951"
    },
    "distributor_check": {
      "checked_at": "2026-11-04T21:38:36Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Base",
        "type": "passive",
        "description": "Base terminal of the NPN transistor, with absolute maximum base current IB of 300 mA."
      },
      {
        "number": "2",
        "name": "Emitter",
        "type": "passive",
        "description": "Emitter terminal of the NPN transistor, with absolute maximum emitter-to-base voltage VEBO of 6.0 V."
      },
      {
        "number": "3",
        "name": "Collector",
        "type": "passive",
        "description": "Collector terminal of the NPN transistor, with absolute maximum limits of VCBO 180 V, VCEO 160 V, collector current IC 600 mA and collector power dissipation PC 300 mW."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The pin assignments come from the text label 'PIN1: Base, PIN 2: Emitter, PIN 3: Collector' on page ; The datasheet lists only the SOT-23 package for this MPN (reel packaging: 3,000 units per reel), so ; The datasheet gives no per-pin limits. The descriptions quote the absolute maximum ratings from page"
        ],
        "pages_sent": 6,
        "cost_usd": 0.0176,
        "at": "2026-11-04T21:38:28"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/92a4801ed50bdac4899ca51fa0665292.pdf",
        "pages": 6,
        "sha256": "38a6a67613c4e133",
        "source_tier": "lcsc"
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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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        "checked": "2026-11-04",
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      },
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  }
}