TPS79318DBVRQ1

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  "type": "component",
  "slug": "tps79318dbvrq1",
  "title": "TPS79318DBVRQ1",
  "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": [
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    "power management (pmic)",
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  "component": {
    "mpn": "TPS79318DBVRQ1",
    "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/tps793-q1",
    "parts": {
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      "footprint": "tps79318dbvrq1.kicad_mod",
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      "lbr": "tps79318dbvrq1.lbr"
    },
    "distributor_links": {
      "lcsc": "C2877781",
      "digikey": "296-15306-2-ND",
      "mouser": "595-TPS79318DBVRQ1"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T02:16:31Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-15306-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-TPS79318DBVRQ1",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "IN",
        "type": "power_in",
        "description": "Device input; the recommended VIN range is 2.7 V to 5.5 V, and the absolute maximum is -0.3 V to 6 V (old die) or 6.5 V (new die)."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Regulator ground pin; per the layout guidance, connect each ground plane only at this pin."
      },
      {
        "number": "3",
        "name": "EN",
        "type": "input",
        "description": "Active-high enable input; the device is enabled above VEN(HI) (1.7 V min for old die, 0.85×VIN for new die) and shut down below VEN(LOW) (0.7 V max for old die, 0.425 V max for new die), and EN can be tied to IN if shutdown is not needed."
      },
      {
        "number": "4",
        "name": "BYPASS / NC",
        "type": "passive",
        "description": "Die-dependent: on the old die this pin is the BYPASS node (external capacitor filters the 250 kΩ internal reference resistor, recommended 0.01 µF typ. with 0.1 µF noted in the typical application); on the new die it is not internally connected and should be tied to ground for thermal performance or left floating."
      },
      {
        "number": "5",
        "name": "OUT",
        "type": "power_out",
        "description": "Regulated output; requires a stability capacitor to GND of at least 2.2 µF (old die) or a minimum effective 0.47 µF (new die), with COUT range 1 µF to 10 µF (old) and 1 µF to 200 µF (new) recommended."
      }
    ],
    "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 differs between die revisions: BYPASS on the old die and NC on the new die. The MPN TPS79318DB; Pins 1, 2, 3 and 5 are identical on both die revisions. Pin numbers and names follow Table 4-1 and F; The OUT pin description uses the stability capacitor range from Section 5.3 and the 0.47 µF minimum "
        ],
        "pages_sent": 22,
        "cost_usd": 0.1101,
        "at": "2026-10-08T02:16:13"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tps793-q1",
        "pages": 40,
        "sha256": "7ea2cf405d5dd786",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
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        "seat": "z = 0",
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
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        "sha256": "720a6eab0024069bbee68e7cb4c3ff1149468a34611225cdc852662c5d0ec2b7",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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        "role": "eda",
        "up": "Z",
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        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "centre_offset_mm": 0,
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        "sha256": "dc77274bfd57d1222925d5b82c636942caf9c8d1cd8e811b738af7a4c4dccfee",
        "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": [
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  "discovery_triggers": [
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  "discovery_pitch": "TPS79318DBVRQ1 (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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