REF3450QDGKRQ1

{
  "slug": "ref3450qdgkrq1",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Voltage Reference, VSSOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "ref3450qdgkrq1",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
    "ref3450qdgkrq1.kicad_sym",
    "ref3450qdgkrq1.kicad_mod",
    "ref3450qdgkrq1.glb",
    "ref3450qdgkrq1.step",
    "ref3450qdgkrq1.lbr",
    "docs/hero.png",
    "docs/ref3450qdgkrq1-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ref3450qdgkrq1-hero.glb",
    "ref3450qdgkrq1-hero.overlay.json"
  ],
  "component": {
    "mpn": "REF3450QDGKRQ1",
    "manufacturer": "Texas Instruments",
    "package": "VSSOP-8",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Reference",
    "datasheet": "https://www.ti.com/cn/lit/gpn/ref34-q1",
    "parts": {
      "symbol": "ref3450qdgkrq1.kicad_sym",
      "footprint": "ref3450qdgkrq1.kicad_mod",
      "model_3d": "ref3450qdgkrq1-hero.glb",
      "model_3d_plain": "ref3450qdgkrq1.glb",
      "model_3d_step": "ref3450qdgkrq1-etched.step",
      "model_3d_step_plain": "ref3450qdgkrq1.step",
      "lbr": "ref3450qdgkrq1.lbr"
    },
    "distributor_links": {
      "lcsc": "C2864841",
      "digikey": "296-REF3450QDGKRQ1TR-ND",
      "mouser": "595-REF3450QDGKRQ1"
    },
    "distributor_check": {
      "checked_at": "2026-10-12T10:02:48Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-REF3450QDGKRQ1TR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-REF3450QDGKRQ1",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "ENABLE",
        "type": "input",
        "description": "Enable input: a logic high of 1.6 V or higher runs the device and a logic low of 0.5 V or lower puts it in low-power shutdown, and EN must not be pulled above VIN."
      },
      {
        "number": "2",
        "name": "GND_S",
        "type": "power_in",
        "description": "Ground sense connection for Kelvin sensing of the ground reference, which carries negligible current because the sense lines are high impedance."
      },
      {
        "number": "3",
        "name": "GND_F",
        "type": "power_in",
        "description": "Ground force connection that carries the ground return current; tie it to GND_S when Kelvin connections are not needed."
      },
      {
        "number": "4",
        "name": "NIC",
        "type": "unconnected",
        "description": "No internal connection; the pin is not connected inside the device."
      },
      {
        "number": "5",
        "name": "NIC",
        "type": "unconnected",
        "description": "No internal connection; the pin is not connected inside the device."
      },
      {
        "number": "6",
        "name": "OUT_F",
        "type": "output",
        "description": "Reference voltage output force connection, rated for the device output current of ±10 mA."
      },
      {
        "number": "7",
        "name": "OUT_S",
        "type": "output",
        "description": "Reference voltage output sense connection used for Kelvin sensing of the output voltage at the load, which carries negligible current."
      },
      {
        "number": "8",
        "name": "IN",
        "type": "power_in",
        "description": "Input supply voltage connection; it must be at least VOUT + VDO and is recommended up to 12 V, with an absolute maximum of 13 V."
      }
    ],
    "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 DGK (VSSOP-8) pinout is taken from the pin-function table (section 6.1, DGK column) and checked ; Pins 4 and 5 are both NIC in the DGK package, and the figure text extraction is ambiguous about thei"
        ],
        "pages_sent": 20,
        "cost_usd": 0.0966,
        "at": "2026-10-12T10:02:31"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/ref34-q1",
        "pages": 40,
        "sha256": "addb0b3508cd0c2e",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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      "footprint": "viewers/footprint.html"
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          2.0,
          0.85
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "353552981eef35cb93635057d4aeb89aef22648c77af6fd095e328bfe6b834bd",
        "checked": "2026-10-12",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ref3450qdgkrq1-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "centre_offset_mm": 0.0,
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        "sha256": "4d464036a77b9adcf2dc1f4146d461e700e8f2265d3cbb680069695a9601e702",
        "checked": "2026-10-12",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
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  }
}