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Ray Set visibility: public c52d42a 9h ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "kta1659a-y-u",
  "title": "KTA1659A-Y-U",
  "brief": "KEC Semicon Bipolar Transistors - BJT, TO-220F-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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    "subcategory": "Bipolar Transistors - BJT",
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    "distributor_links": {
      "lcsc": "C69800"
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    "distributor_check": {
      "checked_at": "2026-10-27T00:37:48Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
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      "mouser": {
        "pn": null,
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    },
    "pins": [
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        "name": "BASE",
        "type": "input",
        "description": "Base terminal of the PNP transistor; base current IB is rated at -0.15 A max and VEBO at -5 V."
      },
      {
        "number": "2",
        "name": "COLLECTOR",
        "type": "passive",
        "description": "Collector terminal; IC max -1.5 A and VCEO of -160 V (KTA1659) or -180 V (KTA1659A)."
      },
      {
        "number": "3",
        "name": "EMITTER",
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        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
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      "cad": "KiCad official (CC-BY-SA 4.0)",
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        "described": 3,
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        "refuses_to_fabricate": true
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
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        "zmin_mm": -9.75,
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        "sha256": "7f1d530d2b80afd7cfb6522420bdcf9d79666f9bf84bbc5b905bfc33593c7ef0",
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  "metadata": {
    "specs": {
      "Manufacturer": "KEC Semicon",
      "Package": "TO-220F-3",
      "Category": "Transistors",
      "Pins": "3"
    },
    "appearance": {
      "housing": {
        "quote": "Base Current IB -0.15 A Collector Power Dissipation (Tc=25 ) PC 20 W",
        "page": 1,
        "doc": "ds.pdf",
        "material": "PC"
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          "name": "Emitter Cut-off Current",
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          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": -1,
          "conditions": "VEB=-5V, IC=0",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Collector-Emitter Breakdown Voltage (KTA1659A)",
          "symbol": "V(BR)CEO",
          "kind": "electrical",
          "unit": "V",
          "min": -180,
          "typ": null,
          "max": null,
          "conditions": "IC=-10mA, IB=0",
          "source_page": 1,
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        },
        {
          "name": "DC Current Gain (Y grade)",
          "symbol": "hFE",
          "kind": "electrical",
          "unit": "",
          "min": 120,
          "typ": null,
          "max": 240,
          "conditions": "VCE=-5V, IC=-100mA",
          "source_page": 1,
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        },
        {
          "name": "Collector-Emitter Saturation Voltage",
          "symbol": "VCE(sat)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": -1.5,
          "conditions": "IC=-500mA, IB=-50mA",
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          "source": "datasheet"
        },
        {
          "name": "Base-Emitter Voltage",
          "symbol": "VBE",
          "kind": "electrical",
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          "min": null,
          "typ": null,
          "max": -1,
          "conditions": "VCE=-5V, IC=-500mA",
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        {
          "name": "Collector-Base Voltage (KTA1659A)",
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          "min": null,
          "typ": null,
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          "name": "Collector-Emitter Voltage (KTA1659A)",
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        },
        {
          "name": "Emitter-Base Voltage",
          "symbol": "VEBO",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": -5,
          "conditions": "Ta=25",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Collector Current",
          "symbol": "IC",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
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        {
          "name": "Base Current",
          "symbol": "IB",
          "kind": "absolute_maximum",
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          "min": null,
          "typ": null,
          "max": -0.15,
          "conditions": "Ta=25",
          "source_page": 1,
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        },
        {
          "name": "Collector Power Dissipation",
          "symbol": "PC",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 20,
          "conditions": "Tc=25",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Junction Temperature",
          "symbol": "Tj",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
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        },
        {
          "name": "Transition Frequency",
          "symbol": "fT",
          "kind": "electrical",
          "unit": "MHz",
          "min": null,
          "typ": 100,
          "max": null,
          "conditions": "VCE=-10V, IC=-100mA",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Collector Output Capacitance",
          "symbol": "Cob",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 30,
          "max": null,
          "conditions": "VCB=-10V, IE=0, f=1MHz",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
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  "discovery_triggers": [
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  "discovery_pitch": "KTA1659A-Y-U (KEC Semicon) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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