main
Ray Set visibility: public c6e5b33 7d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "mmbtra226ss",
  "title": "MMBTRA226SS",
  "brief": "ST Semtech Digital Transistors, SOT-23. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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      "footprint": "mmbtra226ss.kicad_mod",
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      "lbr": "mmbtra226ss.lbr"
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    "distributor_links": {
      "lcsc": "C7464135"
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    "distributor_check": {
      "checked_at": "2026-10-18T15:46:24Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
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        "status": "quota"
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      "mouser": {
        "pn": null,
        "status": "quota"
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        "name": "Base",
        "type": "input",
        "description": "Base (input) of the PNP digital transistor, connected through R1 = 2.2 kΩ; absolute maximum input voltage is 12 V / -6 V."
      },
      {
        "number": "2",
        "name": "Emitter",
        "type": "passive",
        "description": "Emitter (common) terminal, which is also the return end of the R2 = 10 kΩ base-emitter resistor."
      },
      {
        "number": "3",
        "name": "Collector",
        "type": "output",
        "description": "Collector (output) of the transistor; absolute maximum output voltage is -50 V and output current is -300 mA."
      }
    ],
    "provenance": {
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      "factory_chain": {
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        "primary_mode": "text+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
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        "at": "2026-10-18T15:42:54"
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        "sha256": "13e1bab2c031b02e",
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      "cad": "KiCad official (CC-BY-SA 4.0)",
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        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
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        "checked": "2026-10-18",
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    "specs": {
      "Manufacturer": "ST Semtech",
      "Package": "SOT-23",
      "Category": "Transistors/Thyristors",
      "Pins": "3"
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    "characteristics": {
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      "rows": [
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          "symbol": "GI",
          "kind": "electrical",
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          "source_page": 2,
          "source": "datasheet"
        },
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          "symbol": "-IO(OFF)",
          "kind": "electrical",
          "unit": "µA",
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          "typ": null,
          "max": 10,
          "conditions": "at -VO = 30 V",
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          "kind": "electrical",
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          "kind": "electrical",
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          "conditions": "at -VO = 0.3 V, -IO = 20 mA",
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          "name": "Transition Frequency",
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          "kind": "electrical",
          "unit": "MHz",
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          "typ": 200,
          "max": null,
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        {
          "name": "Total Power Dissipation",
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          "kind": "absolute_maximum",
          "unit": "mW",
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          "conditions": "",
          "source_page": 1,
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        },
        {
          "name": "Junction Temperature",
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          "kind": "absolute_maximum",
          "unit": "°C",
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          "conditions": "",
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        {
          "name": "Storage Temperature Range",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
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          "conditions": "",
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        },
        {
          "name": "Built-in Bias Resistor R1",
          "symbol": "R1",
          "kind": "electrical",
          "unit": "KΩ",
          "min": null,
          "typ": 2.2,
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          "conditions": "",
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          "name": "Built-in Bias Resistor R2",
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          "kind": "electrical",
          "unit": "KΩ",
          "min": null,
          "typ": 10,
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          "conditions": "",
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          "source": "datasheet"
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  "sections": [
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  "discovery_triggers": [
    "mmbtra226ss"
  ],
  "discovery_pitch": "MMBTRA226SS (ST Semtech) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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  "visibility": {
    "public": true
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}