TL1963A-18DCQR

{
  "schema_version": 1,
  "type": "component",
  "slug": "tl1963a-18dcqr",
  "title": "TL1963A-18DCQR",
  "brief": "Texas Instruments Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223-6. 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)",
    "tl1963a-18dcqr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "TL1963A-18DCQR",
    "manufacturer": "Texas Instruments",
    "package": "SOT-223-6",
    "pin_count": 6,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://www.ti.com/cn/lit/gpn/tl1963a",
    "parts": {
      "symbol": "tl1963a-18dcqr.kicad_sym",
      "footprint": "tl1963a-18dcqr.kicad_mod",
      "model_3d": "tl1963a-18dcqr-hero.glb",
      "model_3d_plain": "tl1963a-18dcqr.glb",
      "model_3d_step": "tl1963a-18dcqr-etched.step",
      "model_3d_step_plain": "tl1963a-18dcqr.step",
      "lbr": "tl1963a-18dcqr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2865376",
      "digikey": "296-24532-2-ND",
      "mouser": "595-TL1963A-18DCQR"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T19:37:58Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-24532-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-TL1963A-18DCQR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SHDN",
        "type": "input",
        "description": "Driving SHDN high enables the regulator and driving it low disables it, with a turn-on threshold of 0.9 V to 2 V and a turn-off threshold of 0.25 V to 0.75 V; it must be tied to VIN if not used."
      },
      {
        "number": "2",
        "name": "IN",
        "type": "power_in",
        "description": "Input supply pin, operating from 2.4 V to 20 V for the new-chip version, with a 1 µF input capacitor recommended."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin, one of two GND pins (with pin 6) that should be tied to a wide ground copper area close to the device."
      },
      {
        "number": "4",
        "name": "OUT",
        "type": "power_out",
        "description": "Regulator output that requires a capacitor of at least 10 µF with ESR of 3 Ω or less from OUT to GND for stability, placed as close to the output pin as possible."
      },
      {
        "number": "5",
        "name": "SENSE/ADJ",
        "type": "input",
        "description": "For the fixed-voltage TL1963A-xx version this pin is the error-amplifier SENSE input and must be connected to OUT for proper operation (the ADJ function applies to the adjustable TL1963A)."
      },
      {
        "number": "6",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin, one of two GND pins (with pin 3) that should be tied to a wide ground copper area close to the device."
      }
    ],
    "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 DCQ package has an exposed thermal tab (heat sink pad) that is internally grounded. It is not a ; Pin 5 is labeled SENSE/ADJ in the figure and is listed as ADJ for the adjustable TL1963A and SENSE f; The datasheet classifies IN as 'I' (input) and OUT as 'O' (output). The types above map them to KiCa"
        ],
        "pages_sent": 43,
        "cost_usd": 0.2124,
        "at": "2026-10-08T19:37:18"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tl1963a",
        "pages": 59,
        "sha256": "678bca278f2398fb",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 6,
        "described": 6,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "tl1963a-18dcqr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          8.475,
          6.7,
          1.6
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "bf43e0f52215e5c8b069c660d1a580928edb1037d7f7155d98bb6d1df79e64ff",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tl1963a-18dcqr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          8.475,
          6.7,
          1.6
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "62cc85d78f6a4b3a0a5fb46d9a54cec7074843252dd7bf33ddd40e0001ce83e3",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOT-223-6",
      "Category": "Power Management (PMIC)",
      "Pins": "6"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "tl1963a-18dcqr"
  ],
  "discovery_pitch": "TL1963A-18DCQR (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"
  },
  "files": [
    "page.json",
    "README.md",
    "tl1963a-18dcqr.kicad_sym",
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    "tl1963a-18dcqr.glb",
    "tl1963a-18dcqr.step",
    "tl1963a-18dcqr.lbr",
    "docs/hero.png",
    "docs/tl1963a-18dcqr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tl1963a-18dcqr-hero.glb",
    "tl1963a-18dcqr-hero.overlay.json"
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  "visibility": {
    "public": true
  }
}