main
Ray lm4041bidckr: specified limits as data (metadata.characteristics, 28 rows from the datasheet) a2c4043 17d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "lm4041bidckr",
  "title": "LM4041BIDCKR",
  "brief": "Texas Instruments Voltage Reference, SC-70-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "power management (pmic)",
    "lm4041bidckr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "LM4041BIDCKR",
    "manufacturer": "Texas Instruments",
    "package": "SC-70-5",
    "pin_count": 5,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Reference",
    "datasheet": "http://www.ti.com/cn/lit/gpn/lm4041d",
    "parts": {
      "symbol": "lm4041bidckr.kicad_sym",
      "footprint": "lm4041bidckr.kicad_mod",
      "model_3d": "lm4041bidckr-hero.glb",
      "model_3d_plain": "lm4041bidckr.glb",
      "model_3d_step": "lm4041bidckr-etched.step",
      "model_3d_step_plain": "lm4041bidckr.step",
      "lbr": "lm4041bidckr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2156863",
      "digikey": "296-LM4041BIDCKRTR-ND",
      "mouser": "595-LM4041BIDCKR"
    },
    "distributor_check": {
      "checked_at": "2026-10-11T07:20:49Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-LM4041BIDCKRTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-LM4041BIDCKR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect on the adjustable SC70 (DCK) package, per the ADJ pin table."
      },
      {
        "number": "2",
        "name": "Anode",
        "type": "power_in",
        "description": "Anode pin, normally grounded; the datasheet lists its direction as O, but it functions as the common return."
      },
      {
        "number": "3",
        "name": "Cathode",
        "type": "bidirectional",
        "description": "Shunt current and output voltage; the datasheet's absolute maximum continuous cathode current is -10 mA to 25 mA, with 12 mA as the maximum recommended current."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect on the adjustable SC70 (DCK) package, per the ADJ pin table."
      },
      {
        "number": "5",
        "name": "FB",
        "type": "input",
        "description": "Feedback pin for setting the adjustable output voltage between 1.225 V and 10 V with an external divider; it is rated 1 kV HBM, lower than the 2 kV rating of the other pins."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The page 3 table (fixed 1.2 V version) gives SC70 Anode=1, Cathode=3, NC*=2, NC=4,5, which differs f; Section 7.2 says pin 2 of the SC-70 package must float or connect to pin 1. That note matches the fi; The datasheet labels the anode as O (output), but it is described as normally grounded. KiCad type p"
        ],
        "pages_sent": 16,
        "cost_usd": 0.0856,
        "at": "2026-10-11T07:20:34"
      },
      "datasheet": {
        "url": "http://www.ti.com/cn/lit/gpn/lm4041d",
        "pages": 39,
        "sha256": "efdac4618419c087",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.1,
          2,
          1.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "2860de5b7b085919ff6e952148353f928798588d9f544dc69430545aff2ba908",
        "checked": "2026-10-11",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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      {
        "file": "lm4041bidckr-etched.step",
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        "centre_offset_mm": 0,
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        "sha256": "411767414c8d94dae784774da7c9e75dcd5478d3e3073f3c2e6aa2cfc2dc265e",
        "checked": "2026-10-11",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SC-70-5",
      "Category": "Power Management (PMIC)",
      "Pins": "5"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "efdac4618419c087",
      "rows": [
        {
          "name": "Cathode current (continuous) recommended maximum",
          "symbol": "IZ",
          "kind": "recommended_operating",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 12,
          "conditions": "Recommended operating conditions; see parametric tables",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Reverse breakdown voltage (adjustable version)",
          "symbol": "VZ",
          "kind": "recommended_operating",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "Adjustable version",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Free-air temperature",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "LM4041 (I temperature)",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Continuous cathode current",
          "symbol": "IZ",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -10,
          "typ": null,
          "max": 25,
          "conditions": "Free-air temperature range",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Continuous cathode voltage",
          "symbol": "VZ",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 15,
          "conditions": "Free-air temperature range",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Operating virtual junction temperature",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature range",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Package thermal impedance, DCK package (SC70-5)",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 252,
          "max": null,
          "conditions": "DCK package, per JESD 51-7",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Reference voltage tolerance",
          "symbol": "",
          "kind": "tolerance",
          "unit": "mV",
          "min": -2.5,
          "typ": null,
          "max": 2.5,
          "conditions": "IZ = 100μA, VZ = 5V, TA = 25°C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Reference voltage tolerance",
          "symbol": "",
          "kind": "tolerance",
          "unit": "mV",
          "min": -10.5,
          "typ": null,
          "max": 10.5,
          "conditions": "IZ = 100μA, VZ = 5V, full range TA = -40°C to 85°C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Minimum cathode current",
          "symbol": "IZ,min",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 45,
          "max": 75,
          "conditions": "TA = 25°C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Minimum cathode current",
          "symbol": "IZ,min",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 80,
          "conditions": "full range TA = -40°C to 85°C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Reference voltage change with cathode current change",
          "symbol": "ΔVREF/ΔIZ",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 0.7,
          "max": 1.5,
          "conditions": "IZ,min < IZ < 1mA, TA = 25°C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Reference voltage change with cathode current change",
          "symbol": "ΔVREF/ΔIZ",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 2,
          "conditions": "IZ,min < IZ < 1mA, full range TA = -40°C to 85°C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Reference voltage change with cathode current change",
          "symbol": "ΔVREF/ΔIZ",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 2,
          "max": 4,
          "conditions": "1mA < IZ < 12mA, TA = 25°C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Reference voltage change with cathode current change",
          "symbol": "ΔVREF/ΔIZ",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 6,
          "conditions": "1mA < IZ < 12mA, full range TA = -40°C to 85°C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Reference voltage change with output voltage change",
          "symbol": "ΔVREF/ΔVKA",
          "kind": "electrical",
          "unit": "mV/V",
          "min": null,
          "typ": -1.55,
          "max": -2,
          "conditions": "IZ = 1mA, TA = 25°C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Reference voltage change with output voltage change",
          "symbol": "ΔVREF/ΔVKA",
          "kind": "electrical",
          "unit": "mV/V",
          "min": null,
          "typ": null,
          "max": -2.5,
          "conditions": "IZ = 1mA, full range TA = -40°C to 85°C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Feedback current",
          "symbol": "IFB",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": 60,
          "max": 100,
          "conditions": "TA = 25°C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Feedback current",
          "symbol": "IFB",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": null,
          "max": 120,
          "conditions": "full range TA = -40°C to 85°C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Average temperature coefficient of reference voltage",
          "symbol": "αVREF",
          "kind": "temperature_coefficient",
          "unit": "ppm/°C",
          "min": -20,
          "typ": null,
          "max": 20,
          "conditions": "IZ = 10mA, VZ = 5V, TA = 25°C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Average temperature coefficient of reference voltage",
          "symbol": "αVREF",
          "kind": "temperature_coefficient",
          "unit": "ppm/°C",
          "min": -15,
          "typ": null,
          "max": 15,
          "conditions": "IZ = 1mA, VZ = 5V, TA = 25°C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Average temperature coefficient of reference voltage",
          "symbol": "αVREF",
          "kind": "temperature_coefficient",
          "unit": "ppm/°C",
          "min": -100,
          "typ": null,
          "max": 100,
          "conditions": "IZ = 1mA, VZ = 5V, full range TA = -40°C to 85°C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Reverse breakdown voltage (reference voltage)",
          "symbol": "VREF",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.233,
          "max": null,
          "conditions": "IZ = 100μA, VZ = 5V, TA = 25°C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Reverse dynamic impedance",
          "symbol": "ZZ",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 0.3,
          "max": null,
          "conditions": "IZ = 1mA, f = 120Hz, IAC = 0.1 IZ, VZ = VREF, TA = 25°C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Reverse dynamic impedance",
          "symbol": "ZZ",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 2,
          "max": null,
          "conditions": "IZ = 1mA, f = 120Hz, IAC = 0.1 IZ, VZ = 10V, TA = 25°C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Wideband noise",
          "symbol": "eN",
          "kind": "electrical",
          "unit": "μVRMS",
          "min": null,
          "typ": 20,
          "max": null,
          "conditions": "IZ = 100μA, VZ = VREF, 10Hz ≤ f ≤ 10kHz, TA = 25°C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Long-term stability of reverse breakdown voltage",
          "symbol": "",
          "kind": "electrical",
          "unit": "ppm",
          "min": null,
          "typ": 120,
          "max": null,
          "conditions": "t = 1000 h, TA = 25°C ± 0.1°C, IZ = 100μA",
          "source_page": 9,
          "source": "datasheet"
        }
      ]
    }
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  "author": {
    "name": "Ray",
    "email": "[email protected]"
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