REF102BU

{
  "slug": "ref102bu",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Voltage Reference, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "ref102bu",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ref102bu.kicad_sym",
    "ref102bu.kicad_mod",
    "ref102bu.glb",
    "ref102bu.step",
    "ref102bu.lbr",
    "docs/hero.png",
    "docs/ref102bu-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ref102bu-hero.glb",
    "ref102bu-hero.overlay.json"
  ],
  "component": {
    "mpn": "REF102BU",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Reference",
    "datasheet": "https://www.ti.com/cn/lit/gpn/ref102",
    "parts": {
      "symbol": "ref102bu.kicad_sym",
      "footprint": "ref102bu.kicad_mod",
      "model_3d": "ref102bu-hero.glb",
      "model_3d_plain": "ref102bu.glb",
      "model_3d_step": "ref102bu-etched.step",
      "model_3d_step_plain": "ref102bu.step",
      "lbr": "ref102bu.lbr"
    },
    "distributor_links": {
      "lcsc": "C1575299",
      "digikey": "296-17004-5-ND",
      "mouser": "595-REF102BU"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T18:31:32Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-17004-5-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-REF102BU",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected internally."
      },
      {
        "number": "2",
        "name": "V+",
        "type": "power_in",
        "description": "Positive supply input, 11.4V to 36V operating range (absolute maximum +40V input voltage)."
      },
      {
        "number": "3",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected internally."
      },
      {
        "number": "4",
        "name": "Com",
        "type": "power_in",
        "description": "Common (ground) return, connected in a low-resistance star configuration to minimize errors."
      },
      {
        "number": "5",
        "name": "Trim",
        "type": "passive",
        "description": "Output voltage trim input via external potentiometer, giving a minimum trim range of about ±3% (±300mV) with minimal drift effect."
      },
      {
        "number": "6",
        "name": "VOUT",
        "type": "power_out",
        "description": "+10V reference output, sources +10mA and sinks -5mA with up to 1000pF capacitive load, short-circuit protected to Common or V+."
      },
      {
        "number": "7",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected internally."
      },
      {
        "number": "8",
        "name": "Noise Reduction",
        "type": "passive",
        "description": "Optional capacitor to ground forms a low-pass filter with internal 7kΩ R6 to reduce zener noise (1µF gives about 22Hz -3dB); leave floating otherwise."
      }
    ],
    "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 pin-configuration text on page 2 lists labels without a clear number-to-label mapping. Pin assig; Pin 1 (Noise Reduction) is inferred from the block diagram label position on page 1, not from a clea; Pin descriptions for Trim and VOUT include limits drawn from the electrical characteristics and appl"
        ],
        "pages_sent": 19,
        "cost_usd": 0.0729,
        "at": "2026-10-08T18:30:55"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/ref102",
        "pages": 19,
        "sha256": "5860560fea70aa71",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "ref102bu.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ref102bu-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "f1d9969bc77d52081a1e270b1d98800b20c9c4b1aa7bbe30b821e443b4dfe2f6",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}