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Ray Set visibility: public ae65e85 13h ago
{
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  "type": "component",
  "slug": "ntcg164lh104jt1",
  "title": "NTCG164LH104JT1",
  "brief": "TDK NTC Thermistors, 0603. 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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  "component": {
    "mpn": "NTCG164LH104JT1",
    "manufacturer": "TDK",
    "package": "0603",
    "pin_count": 2,
    "category": "Sensors",
    "subcategory": "NTC Thermistors",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588926496564396032",
    "parts": {
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      "footprint": "ntcg164lh104jt1.kicad_mod",
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      "model_3d_plain": "ntcg164lh104jt1-etched.glb",
      "model_3d_step": "ntcg164lh104jt1-etched.step",
      "model_3d_step_plain": "ntcg164lh104jt1.step",
      "lbr": "ntcg164lh104jt1.lbr"
    },
    "distributor_links": {
      "lcsc": "C531445"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T15:07:23Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "1",
        "type": "passive",
        "description": "One of two interchangeable Ag/Ni/Sn end terminations of the 100 kΩ ±5% NTC thermistor (B25/85 = 4550 K), with an operating range of -40 to 125 °C and a permissible operating current of 0.10 mA at 25 °C."
      },
      {
        "number": "2",
        "name": "2",
        "type": "passive",
        "description": "The other interchangeable Ag/Ni/Sn end termination of the NTC thermistor; the datasheet gives no polarity, and the recommended land is 0.6 to 0.8 mm per pad."
      }
    ],
    "provenance": {
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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 datasheet drawing (page 12) shows two unlabeled end electrodes on a chip thermistor. It prints n; NTCG164LH104JT1 is not named in the page 12 table. It is covered by the NTCG164LH104JT1 row (100,000",
          "vision extraction: provenance cannot be text-verified; needs consensus"
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        "cost_usd": 0.3968,
        "at": "2026-10-17T15:06:14"
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        "pages": 21,
        "sha256": "6990af8164a49b7c",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 2,
        "described": 2,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
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        "role": "plain",
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        "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": "1875571c326d0d9e96f36b4efeb8094068ef7619f0a449c781caf0b49c2e5861",
        "checked": "2026-10-17",
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        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "TDK",
      "Package": "0603",
      "Category": "Sensors",
      "Pins": "2"
    },
    "appearance": {
      "contacts": {
        "quote": "端子电极 (4) Ni",
        "page": 3,
        "doc": "ds.pdf",
        "plating": "nickel"
      },
      "version": 1,
      "datasheet_sha256": "6990af8164a49b7cddf6c537de866935d30ef6a70012024d8897cf5a08781cfe"
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    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "6990af8164a49b7cddf6c537de866935d30ef6a70012024d8897cf5a08781cfe",
      "rows": [
        {
          "name": "Resistance tolerance (R25)",
          "symbol": "R25",
          "kind": "tolerance",
          "unit": "%",
          "min": -5,
          "typ": null,
          "max": 5,
          "conditions": "resistance value at 25°C, J code = ±5%",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "B constant tolerance",
          "symbol": "B",
          "kind": "tolerance",
          "unit": "%",
          "min": -3,
          "typ": null,
          "max": 3,
          "conditions": "B constant tolerance, H code = ±3%",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "Allowable operating current",
          "symbol": "I",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 0.1,
          "conditions": "25°C, allowable operating current",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "Maximum rated power",
          "symbol": "P",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "25°C rated ambient, 1608 size; depends on board layout",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature range",
          "symbol": "T",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "includes self-heating",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature range",
          "symbol": "Tstg",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "storage temperature, reference is the board-mounted state",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Recommended storage temperature",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": 10,
          "typ": null,
          "max": 40,
          "conditions": "storage site, relative humidity 75% or less, use within 6 months",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Direct load limit on thermistor body",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 5,
          "conditions": "do not apply a regulated-supply load of 5 mW or more directly to the thermistor body",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Nominal resistance",
          "symbol": "R25",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 100000,
          "max": null,
          "conditions": "at 25°C, part code 104 = 100 kΩ",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "B constant (25/85°C)",
          "symbol": "B25/85",
          "kind": "temperature_coefficient",
          "unit": "K",
          "min": null,
          "typ": 4550,
          "max": null,
          "conditions": "B25/85, LH code",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "B constant (25/50°C)",
          "symbol": "B25/50",
          "kind": "temperature_coefficient",
          "unit": "K",
          "min": null,
          "typ": 4485,
          "max": null,
          "conditions": "B25/50",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "B constant (25/75°C)",
          "symbol": "B25/75",
          "kind": "temperature_coefficient",
          "unit": "K",
          "min": null,
          "typ": 4533,
          "max": null,
          "conditions": "B25/75",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "B constant (25/100°C)",
          "symbol": "B25/100",
          "kind": "temperature_coefficient",
          "unit": "K",
          "min": null,
          "typ": 4573,
          "max": null,
          "conditions": "B25/100",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "Heat dissipation constant",
          "symbol": "",
          "kind": "thermal",
          "unit": "mW/°C",
          "min": null,
          "typ": 1,
          "max": null,
          "conditions": "25°C, 1608 size",
          "source_page": 7,
          "source": "datasheet"
        }
      ]
    }
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  "discovery_triggers": [
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  "discovery_pitch": "NTCG164LH104JT1 (TDK) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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