TL1963A-25DCYT

{
  "slug": "tl1963a-25dcyt",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223-4. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "tl1963a-25dcyt",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tl1963a-25dcyt.kicad_sym",
    "tl1963a-25dcyt.kicad_mod",
    "tl1963a-25dcyt.glb",
    "tl1963a-25dcyt.step",
    "tl1963a-25dcyt.lbr",
    "docs/hero.png",
    "docs/tl1963a-25dcyt-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tl1963a-25dcyt-hero.glb",
    "tl1963a-25dcyt-hero.overlay.json"
  ],
  "component": {
    "mpn": "TL1963A-25DCYT",
    "manufacturer": "Texas Instruments",
    "package": "SOT-223-4",
    "pin_count": 4,
    "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-25dcyt.kicad_sym",
      "footprint": "tl1963a-25dcyt.kicad_mod",
      "model_3d": "tl1963a-25dcyt-hero.glb",
      "model_3d_plain": "tl1963a-25dcyt.glb",
      "model_3d_step": "tl1963a-25dcyt-etched.step",
      "model_3d_step_plain": "tl1963a-25dcyt.step",
      "lbr": "tl1963a-25dcyt.lbr"
    },
    "distributor_links": {
      "lcsc": "C2863233",
      "digikey": "296-TL1963A-25DCYTTR-ND",
      "mouser": "595-TL1963A-25DCYT"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T16:30:01Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-TL1963A-25DCYTTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-TL1963A-25DCYT",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "IN",
        "type": "power_in",
        "description": "Input supply pin; for the new-chip version VIN must be 2.4 V to 20 V, and for the old chip VIN must be at least VOUT + VDO with an absolute maximum of 20 V."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin; the exposed thermal pad on the DCY package is also ground and must be soldered to the PCB to achieve the rated thermal performance."
      },
      {
        "number": "3",
        "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 pin as possible."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin; the exposed thermal pad on the DCY package is also ground and must be soldered to the PCB to achieve the rated thermal performance."
      }
    ],
    "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 datasheet's pin table labels IN as 'I' and OUT as 'O'; they are mapped here to KiCad power_in an; Both GND pins are listed as ground for DCY in Table 4-1 and Figure 4-2. The exposed thermal pad is n; The ordering addendum lists TL1963A-25DCYT as SOT-223 (DCY), 4 pins, so the DCY pinout applies. The "
        ],
        "pages_sent": 43,
        "cost_usd": 0.2116,
        "at": "2026-10-08T16:29:43"
      },
      "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": 4,
        "described": 4,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "tl1963a-25dcyt.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7.0,
          6.5,
          1.7
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "77ad6dbacc493cb619c728f26d2ddcf461eb0feb6b977b47d01d51e67016f654",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tl1963a-25dcyt-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7.0,
          6.5,
          1.7
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "ca35c27f66f7ba076a19c7f0ae63e73b4f41d5eb3c00b5d61128e51f7e1ba48d",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}