FMMT591-TP

{
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  "type": "component",
  "slug": "fmmt591-tp",
  "title": "FMMT591-TP",
  "brief": "MCC Micro Commercial Components Bipolar Transistors - BJT, SOT-23. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
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    "mpn": "FMMT591-TP",
    "manufacturer": "MCC Micro Commercial Components",
    "package": "SOT-23",
    "pin_count": 3,
    "category": "Triode/MOS Tube/Transistor",
    "subcategory": "Bipolar Transistors - BJT",
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    "pins": [
      {
        "number": "1",
        "name": "B",
        "type": "input",
        "description": "Base of the PNP transistor. Controls collector current; VBE(sat) = -1.2V at IC = -1A, IB = -100mA. VEBO absolute max -5V."
      },
      {
        "number": "2",
        "name": "E",
        "type": "passive",
        "description": "Emitter of the PNP transistor. Typically the highest-potential terminal in a PNP configuration; VEBO absolute max -5V."
      },
      {
        "number": "3",
        "name": "C",
        "type": "passive",
        "description": "Collector of the PNP transistor. VCEO absolute max -60V, VCBO absolute max -80V, IC continuous rating -1A."
      }
    ],
    "provenance": {
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        "pages": 4,
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        "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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      "footprint": "viewers/footprint.html"
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        "file": "fmmt591-tp.step",
        "role": "plain",
        "up": "Z",
        "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",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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        "checked": "2026-10-07",
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    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "MCC Micro Commercial Components",
      "Package": "SOT-23",
      "Category": "Triode/MOS Tube/Transistor",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "119caa4c5cf592f2",
      "rows": [
        {
          "name": "Collector-Emitter Voltage",
          "symbol": "VCEO",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": -60,
          "conditions": "",
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        },
        {
          "name": "Collector-Base Voltage",
          "symbol": "VCBO",
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          "typ": null,
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        {
          "name": "Emitter-Base Voltage",
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          "typ": null,
          "max": -5,
          "conditions": "",
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        },
        {
          "name": "Continuous Collector Current",
          "symbol": "IC",
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          "unit": "A",
          "min": null,
          "typ": null,
          "max": -1,
          "conditions": "",
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        },
        {
          "name": "Power Dissipation",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "",
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        },
        {
          "name": "Operating Junction Temperature Range",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -55,
          "typ": null,
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        {
          "name": "Storage Temperature Range",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
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        },
        {
          "name": "Thermal Resistance Junction to Ambient",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 250,
          "max": null,
          "conditions": "Junction to ambient",
          "source_page": 1,
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        },
        {
          "name": "Collector-Base Breakdown Voltage",
          "symbol": "V(BR)CBO",
          "kind": "electrical",
          "unit": "V",
          "min": -80,
          "typ": null,
          "max": null,
          "conditions": "IC=-100µA, IE=0",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Collector-Emitter Breakdown Voltage",
          "symbol": "V(BR)CEO",
          "kind": "electrical",
          "unit": "V",
          "min": -60,
          "typ": null,
          "max": null,
          "conditions": "IC=-10mA, IB=0",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Emitter-Base Breakdown Voltage",
          "symbol": "V(BR)EBO",
          "kind": "electrical",
          "unit": "V",
          "min": -5,
          "typ": null,
          "max": null,
          "conditions": "IE=-100µA, IC=0",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Collector-Base Cutoff Current",
          "symbol": "ICBO",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": -0.1,
          "conditions": "VCB=-60V, IE=0",
          "source_page": 2,
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        },
        {
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          "symbol": "IEBO",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": -0.1,
          "conditions": "VEB=-4V, IC=0",
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          "source": "datasheet"
        },
        {
          "name": "Collector-Emitter Saturation Voltage",
          "symbol": "VCE(sat)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": -0.3,
          "conditions": "IC=-500mA, IB=-50mA",
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        },
        {
          "name": "Collector-Emitter Saturation Voltage",
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          "max": -0.6,
          "conditions": "IC=-1A, IB=-100mA",
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        },
        {
          "name": "Base-Emitter Saturation Voltage",
          "symbol": "VBE(sat)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": -1.2,
          "conditions": "IC=-1A, IB=-100mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Base-Emitter Voltage",
          "symbol": "VBE",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": -1,
          "conditions": "VCE=-5V, IC=-1A",
          "source_page": 2,
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        },
        {
          "name": "DC Current Gain hFE(1)",
          "symbol": "hFE(1)",
          "kind": "electrical",
          "unit": "",
          "min": 100,
          "typ": null,
          "max": null,
          "conditions": "VCE=-5V, IC=-1mA",
          "source_page": 2,
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        },
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          "conditions": "VCE=-5V, IC=-500mA",
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        {
          "name": "DC Current Gain hFE(3)",
          "symbol": "hFE(3)",
          "kind": "electrical",
          "unit": "",
          "min": 80,
          "typ": null,
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          "conditions": "VCE=-5V, IC=-1A",
          "source_page": 2,
          "source": "datasheet"
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        {
          "name": "DC Current Gain hFE(4)",
          "symbol": "hFE(4)",
          "kind": "electrical",
          "unit": "",
          "min": 15,
          "typ": null,
          "max": null,
          "conditions": "VCE=-5V, IC=-2A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Transition Frequency",
          "symbol": "fT",
          "kind": "electrical",
          "unit": "MHz",
          "min": 150,
          "typ": null,
          "max": null,
          "conditions": "VCE=-10V, IC=-50mA, f=100MHz",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output Capacitance",
          "symbol": "Cob",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "VCB=-10V, IE=0, f=1MHz",
          "source_page": 2,
          "source": "datasheet"
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      "mpn": "FMMT591-TP",
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  "discovery_pitch": "FMMT591-TP (MCC Micro Commercial Components) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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  "updated_at": "2026-09-24T20:43:53.383Z"
}