TPS78433QDBVRQ1

{
  "schema_version": 1,
  "type": "component",
  "slug": "tps78433qdbvrq1",
  "title": "TPS78433QDBVRQ1",
  "brief": "Texas Instruments Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23-5. 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)",
    "tps78433qdbvrq1",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "TPS78433QDBVRQ1",
    "manufacturer": "Texas Instruments",
    "package": "SOT-23-5",
    "pin_count": 5,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://www.ti.com/cn/lit/gpn/tps784-q1",
    "parts": {
      "symbol": "tps78433qdbvrq1.kicad_sym",
      "footprint": "tps78433qdbvrq1.kicad_mod",
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      "model_3d_plain": "tps78433qdbvrq1.glb",
      "model_3d_step": "tps78433qdbvrq1-etched.step",
      "model_3d_step_plain": "tps78433qdbvrq1.step",
      "lbr": "tps78433qdbvrq1.lbr"
    },
    "distributor_links": {
      "lcsc": "C2871839",
      "digikey": "296-TPS78433QDBVRQ1TR-ND",
      "mouser": "595-TPS78433QDBVRQ1"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T02:42:54Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-TPS78433QDBVRQ1TR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-TPS78433QDBVRQ1",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "IN",
        "type": "input",
        "description": "Input pin; use the recommended value or larger ceramic capacitor from IN to ground for best transient response, and place that capacitor as close to the device input as possible."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin that must be connected to ground on the board."
      },
      {
        "number": "3",
        "name": "EN",
        "type": "input",
        "description": "Enable pin: driving it to logic high enables the device and driving it to logic low disables it; do not float this pin, and connect EN to IN if not used."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "No-connect pin that is not internally connected; connect to ground for best thermal performance or leave floating."
      },
      {
        "number": "5",
        "name": "OUT",
        "type": "output",
        "description": "Output pin; a 0.47 µF or greater effective capacitance is required from OUT to ground for stability, and a 1 µF or larger ceramic capacitor is recommended for best transient response."
      }
    ],
    "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 4 is NC on the fixed-voltage DBV version (figure 5-1 and table 5-1). On the adjustable DBV versi; The MPN has no Z letter, so the EN pin is pin 3 as printed for the DBV package. The DBV package has "
        ],
        "pages_sent": 12,
        "cost_usd": 0.0721,
        "at": "2026-10-08T02:42:38"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tps784-q1",
        "pages": 56,
        "sha256": "0c6f0cf1abccc5c1",
        "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": [
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        "file": "tps78433qdbvrq1.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,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "720a6eab0024069bbee68e7cb4c3ff1149468a34611225cdc852662c5d0ec2b7",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tps78433qdbvrq1-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          2.9,
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        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "0d4cf0ee2dda71120e5407d917cbd2ed359a1110f2142d181325bec8287ba525",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOT-23-5",
      "Category": "Power Management (PMIC)",
      "Pins": "5"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "tps78433qdbvrq1"
  ],
  "discovery_pitch": "TPS78433QDBVRQ1 (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
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  "files": [
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    "tps78433qdbvrq1.lbr",
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    "docs/tps78433qdbvrq1-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
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    "tps78433qdbvrq1-hero.overlay.json"
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  "visibility": {
    "public": true
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}