TPS3123J18DBVR

{
  "slug": "tps3123j18dbvr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Supervisor And Reset ICs, SOT-23-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "tps3123j18dbvr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tps3123j18dbvr.kicad_sym",
    "tps3123j18dbvr.kicad_mod",
    "tps3123j18dbvr.glb",
    "tps3123j18dbvr.step",
    "tps3123j18dbvr.lbr",
    "docs/hero.png",
    "docs/tps3123j18dbvr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tps3123j18dbvr-hero.glb",
    "tps3123j18dbvr-hero.overlay.json"
  ],
  "component": {
    "mpn": "TPS3123J18DBVR",
    "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/tps3125",
    "parts": {
      "symbol": "tps3123j18dbvr.kicad_sym",
      "footprint": "tps3123j18dbvr.kicad_mod",
      "model_3d": "tps3123j18dbvr-hero.glb",
      "model_3d_plain": "tps3123j18dbvr.glb",
      "model_3d_step": "tps3123j18dbvr-etched.step",
      "model_3d_step_plain": "tps3123j18dbvr.step",
      "lbr": "tps3123j18dbvr.lbr"
    },
    "distributor_links": {
      "lcsc": "C702141",
      "digikey": "296-10892-2-ND",
      "mouser": "595-TPS3123J18DBVR"
    },
    "distributor_check": {
      "checked_at": "2026-10-07T22:02:56Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-10892-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-TPS3123J18DBVR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "RESET",
        "type": "output",
        "description": "Active-low reset output: it is driven low when VDD falls below the negative threshold VIT-, and stays low for the delay time tD after VDD rises above VIT+ = VIT- + VHYS."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin for the supervisor."
      },
      {
        "number": "3",
        "name": "MR",
        "type": "input",
        "description": "Manual reset input: pulling this pin to logic low forces RESET active, and RESET deasserts after the reset delay tD once MR is left floating or pulled high."
      },
      {
        "number": "4",
        "name": "WDI",
        "type": "input",
        "description": "Watchdog timer input: if WDI stays high or low longer than the timeout period, a reset is triggered, and the timer clears on each WDI rising or falling edge or while reset is active."
      },
      {
        "number": "5",
        "name": "VDD",
        "type": "power_in",
        "description": "Supply voltage input with a recommended 0.1 µF ceramic capacitor placed close to the pin; the recommended VDD range is 0.9 V to 3.3 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: Pin assignments were taken from the TPS3123 column of Table 5-1, which is flattened in the extracted; The datasheet lists VDD with I/O type 'I' (input). It is typed as power_in here because it is the su; Pin 3 carries different functions in other family members (high-active RESET on TPS3124/3125/3126). "
        ],
        "pages_sent": 26,
        "cost_usd": 0.1121,
        "at": "2026-10-07T22:02:42"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tps3125",
        "pages": 26,
        "sha256": "a993b2524ea48899",
        "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": "tps3123j18dbvr.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": "tps3123j18dbvr-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": "c96794c0c9240751cdf2209ae28ab8ed063d6e87286fa0173b0f04efd1577ca7",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}