main
Ray Set visibility: public 42b3876 10d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "ac847bq-7",
  "title": "AC847BQ-7",
  "brief": "Diodes Incorporated Bipolar Transistors - BJT, SOT-23-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "triode-mos tube-transistor",
    "ac847bq-7",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "AC847BQ-7",
    "manufacturer": "Diodes Incorporated",
    "package": "SOT-23-3",
    "pin_count": 3,
    "category": "Triode/MOS Tube/Transistor",
    "subcategory": "Bipolar Transistors - BJT",
    "datasheet": "https://www.diodes.com/assets/Datasheets/AC847BQ-7.pdf",
    "parts": {
      "symbol": "ac847bq-7.kicad_sym",
      "footprint": "ac847bq-7.kicad_mod",
      "model_3d": "ac847bq-7-hero.glb",
      "model_3d_plain": "ac847bq-7-etched.glb",
      "model_3d_step": "ac847bq-7-etched.step",
      "model_3d_step_plain": "ac847bq-7.step",
      "lbr": "ac847bq-7.lbr"
    },
    "distributor_links": {
      "lcsc": "C5547133",
      "digikey": "31-AC847BQ-7TR-ND",
      "mouser": "621-AC847BQ-7"
    },
    "distributor_check": {
      "checked_at": "2026-10-23T12:02:27Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "31-AC847BQ-7TR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "621-AC847BQ-7",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "B",
        "type": "input",
        "description": "Base of the NPN transistor, shown at the bottom left of the top-view pin-out; the datasheet gives VEBO of 6.0 V for AC847 and 5.0 V for AC848."
      },
      {
        "number": "2",
        "name": "E",
        "type": "passive",
        "description": "Emitter of the NPN transistor, shown at the bottom right of the top-view pin-out; the datasheet gives peak emitter current IEM of 200 mA."
      },
      {
        "number": "3",
        "name": "C",
        "type": "passive",
        "description": "Collector of the NPN transistor, the single pin at the top of the top-view pin-out; the datasheet gives IC of 100 mA continuous and 200 mA peak, and VCEO of 45 V for AC847 and 30 V for AC848."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
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        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The pin-out drawing labels the terminals C, B and E but prints no pin numbers. Numbers 1 (B), 2 (E) ; The datasheet does not specify ERC pin types. Base is set to input, and collector and emitter to pas",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 7,
        "cost_usd": 0.1524,
        "at": "2026-10-23T12:01:57"
      },
      "datasheet": {
        "url": "https://www.diodes.com/assets/Datasheets/AC847BQ-7.pdf",
        "pages": 7,
        "sha256": "7bd852389266b22f",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "file": "ac847bq-7.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "16964b14f93e6c778288a0c110b35f670fab733109c26f0da7dfc07cc3350040",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ac847bq-7-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "footprint_binding": "identity",
        "sha256": "28f124260d937836bd79fbb3419232c3f96b6d1b63fba2890cb3fbe2d1fabdab",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  "metadata": {
    "specs": {
      "Manufacturer": "Diodes Incorporated",
      "Package": "SOT-23-3",
      "Category": "Triode/MOS Tube/Transistor",
      "Pins": "3"
    },
    "appearance": {
      "contacts": {
        "quote": "• Terminals: Finish—Matte Tin Plated Leads, Solderable per MIL-STD-202, Method 208",
        "page": 1,
        "doc": "ds.pdf",
        "plating": "tin"
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          "name": "Emitter-Base Breakdown Voltage",
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          "conditions": "IE = 1µA",
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        {
          "name": "Collector Cutoff Current",
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          "conditions": "IC = 100mA, IB = 5.0mA",
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        {
          "name": "Base-Emitter Turn-On Voltage",
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          "name": "Transition Frequency",
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          "source_page": 4,
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          "name": "Noise Figure",
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          "conditions": "VCE=5V, IC =200µA, RS =2kΩ, f=1kHz, ∆f=200Hz",
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        {
          "name": "Small Signal Current Gain",
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        {
          "name": "Input Impedance",
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          "conditions": "IC = 2.0mA, VCE = 5V, f=1.0kHz",
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          "name": "Output Admittance",
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        {
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          "conditions": "@TA = +25°C",
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        {
          "name": "Emitter-Base Voltage",
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        {
          "name": "Continuous Collector Current",
          "symbol": "IC",
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          "max": 100,
          "conditions": "@TA = +25°C",
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        },
        {
          "name": "Peak Collector Current",
          "symbol": "ICM",
          "kind": "absolute_maximum",
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          "min": null,
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          "max": 200,
          "conditions": "@TA = +25°C",
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        },
        {
          "name": "Peak Emitter Current",
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          "name": "Power Dissipation",
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          "kind": "thermal",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 310,
          "conditions": "Note 6: minimum recommended pad layout, 1oz copper, FR-4",
          "source_page": 2,
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        {
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          "min": null,
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          "conditions": "Note 7: 15mm × 15mm 1oz copper",
          "source_page": 2,
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        },
        {
          "name": "Thermal Resistance, Junction to Ambient",
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          "conditions": "Note 6: minimum recommended pad layout",
          "source_page": 2,
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        {
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        {
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          "kind": "thermal",
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          "source_page": 2,
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        },
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          "name": "Operating and Storage Temperature Range",
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          "kind": "absolute_maximum",
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          "min": -65,
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          "name": "ESD Human Body Model",
          "symbol": "ESD HBM",
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        {
          "name": "ESD Machine Model",
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          "kind": "absolute_maximum",
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  },
  "variants": [],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "ac847bq-7"
  ],
  "discovery_pitch": "AC847BQ-7 (Diodes Incorporated) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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  "visibility": {
    "public": true
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}