TPS79401DCQR

{
  "slug": "tps79401dcqr",
  "version": "0.1.0",
  "type": "component",
  "description": "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.",
  "tags": [
    "component",
    "power management (pmic)",
    "tps79401dcqr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tps79401dcqr.kicad_sym",
    "tps79401dcqr.kicad_mod",
    "tps79401dcqr.glb",
    "tps79401dcqr.step",
    "tps79401dcqr.lbr",
    "docs/hero.png",
    "docs/tps79401dcqr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tps79401dcqr-hero.glb",
    "tps79401dcqr-hero.overlay.json"
  ],
  "component": {
    "mpn": "TPS79401DCQR",
    "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/tps794",
    "parts": {
      "symbol": "tps79401dcqr.kicad_sym",
      "footprint": "tps79401dcqr.kicad_mod",
      "model_3d": "tps79401dcqr-hero.glb",
      "model_3d_plain": "tps79401dcqr.glb",
      "model_3d_step": "tps79401dcqr-etched.step",
      "model_3d_step_plain": "tps79401dcqr.step",
      "lbr": "tps79401dcqr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2869577",
      "digikey": "296-14427-2-ND",
      "mouser": "595-TPS79401DCQR"
    },
    "distributor_check": {
      "checked_at": "2026-10-11T11:26:05Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-14427-2-ND",
        "status": "found",
        "lifecycle": "Obsolete"
      },
      "mouser": {
        "pn": "595-TPS79401DCQR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "EN",
        "type": "input",
        "description": "Enable input: a logic-high level enables the device and a logic-low level puts it into shutdown mode (VEN(HI) 1.7 V min at 2.7 V ≤ VIN ≤ 5.5 V; VEN(LOW) 0.7 V max; VEN absolute range -0.3 V to 6 V for the old chip)."
      },
      {
        "number": "2",
        "name": "IN",
        "type": "power_in",
        "description": "Unregulated input supply to the regulator, with a recommended range of 2.7 V to 5.5 V and an input capacitor of at least 1 µF to GND."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Regulator ground, which should be connected to the ground pin and ground plane as recommended in the layout guidance."
      },
      {
        "number": "4",
        "name": "OUT",
        "type": "power_out",
        "description": "Regulated output of the device; the recommended output capacitor is at least 1 µF (2.2 µF typical) to GND, with output voltage set from VFB up to 5 V."
      },
      {
        "number": "5",
        "name": "FB",
        "type": "input",
        "description": "Feedback input for the adjustable device, which regulates to the internal reference of 1.225 V typical (1.201 V to 1.25 V limits)."
      },
      {
        "number": "6",
        "name": "GND",
        "type": "power_in",
        "description": "Ground connection on the SOT-223 tab, which is electrically grounded and must be soldered to a large copper area for heat dissipation."
      }
    ],
    "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 5 is listed as both NR/NC (DCQ column of Table 4-1, 'old chip only' noise-reduction pin) and FB ; Table 4-1 lists GND for DCQ as pins 3 and 6 (with 'PAD' notation in the DGN column). Pin 6 is assume; Pin numbers were taken from Table 4-1 DCQ column (EN 1, IN 2, GND 3, OUT 4). The Figure 4-2 numberin"
        ],
        "pages_sent": 24,
        "cost_usd": 0.1032,
        "at": "2026-10-11T11:25:51"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tps794",
        "pages": 51,
        "sha256": "84291eb77a7c37c6",
        "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": "tps79401dcqr.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": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "bf43e0f52215e5c8b069c660d1a580928edb1037d7f7155d98bb6d1df79e64ff",
        "checked": "2026-10-11",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tps79401dcqr-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": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "f14aeb715d7d95ff794ff19cf4207ed9d305476a826b077a3deea50663798cab",
        "checked": "2026-10-16",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}