LP3470A438DBVR

{
  "slug": "lp3470a438dbvr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Supervisor And Reset ICs, SOT-23-5. Datasheet-verified pinout, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "lp3470a438dbvr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lp3470a438dbvr.kicad_sym",
    "lp3470a438dbvr.kicad_mod",
    "lp3470a438dbvr.glb",
    "lp3470a438dbvr.step",
    "lp3470a438dbvr.lbr",
    "docs/hero.png",
    "docs/lp3470a438dbvr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "component": {
    "mpn": "LP3470A438DBVR",
    "manufacturer": "Texas Instruments",
    "package": "SOT-23-5",
    "pin_count": 5,
    "category": "Power Management (PMIC)",
    "subcategory": "Supervisor And Reset ICs",
    "datasheet": "https://www.ti.com/cn/lit/gpn/lp3470a",
    "parts": {
      "symbol": "lp3470a438dbvr.kicad_sym",
      "footprint": "lp3470a438dbvr.kicad_mod",
      "model_3d": "lp3470a438dbvr-etched.glb",
      "model_3d_plain": "lp3470a438dbvr.glb",
      "model_3d_step": "lp3470a438dbvr-etched.step",
      "model_3d_step_plain": "lp3470a438dbvr.step",
      "lbr": "lp3470a438dbvr.lbr"
    },
    "distributor_links": {
      "lcsc": "C1849515"
    },
    "pins": [
      {
        "number": "1",
        "name": "SRT",
        "type": "input",
        "description": "Reset timeout control input; connect a capacitor between this pin and ground to program reset delay period (tD = 619 × C₁ ms, where C₁ in µF), or leave floating for minimum 50 µs timeout."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference and power return path."
      },
      {
        "number": "3",
        "name": "VCC1",
        "type": "input",
        "description": "Auxiliary supply pin that may be connected to VCC or left floating (do not connect to ground)."
      },
      {
        "number": "4",
        "name": "VCC",
        "type": "power_in",
        "description": "Main supply voltage input (0.95 V to 10 V) monitored to generate reset signal when voltage falls below negative-going threshold (VIT-)."
      },
      {
        "number": "5",
        "name": "RESET",
        "type": "tri_state",
        "description": "Open-drain active-low reset output that asserts low when VCC drops below VIT- and remains asserted for the programmed delay period (tD) after VCC exceeds VIT- plus hysteresis (VHYS)."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.2",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.2",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-4-6",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pin 3 (VCC1) has unusual characteristics: marked as input (I) in datasheet but can be left floating "
        ],
        "pages_sent": 23,
        "cost_usd": 0.1772,
        "at": "2026-09-22T14:23:04"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lp3470a",
        "pages": 23,
        "sha256": "fa8d06416d59a8cf",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "lp3470a438dbvr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "720a6eab0024069bbee68e7cb4c3ff1149468a34611225cdc852662c5d0ec2b7",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lp3470a438dbvr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "fd89d54ff32be247e22e62d8a528d1d54dd1388ea391164c354eb69b52b7da6f",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}