TPS77833PWPR

{
  "slug": "tps77833pwpr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, HTSSOP-20. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "tps77833pwpr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tps77833pwpr.kicad_sym",
    "tps77833pwpr.kicad_mod",
    "tps77833pwpr.glb",
    "tps77833pwpr.step",
    "tps77833pwpr.lbr",
    "docs/hero.png",
    "docs/tps77833pwpr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tps77833pwpr-hero.glb",
    "tps77833pwpr-hero.overlay.json"
  ],
  "component": {
    "mpn": "TPS77833PWPR",
    "manufacturer": "Texas Instruments",
    "package": "HTSSOP-20",
    "pin_count": 21,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://www.ti.com/cn/lit/gpn/tps777",
    "parts": {
      "symbol": "tps77833pwpr.kicad_sym",
      "footprint": "tps77833pwpr.kicad_mod",
      "model_3d": "tps77833pwpr-hero.glb",
      "model_3d_plain": "tps77833pwpr.glb",
      "model_3d_step": "tps77833pwpr-etched.step",
      "model_3d_step_plain": "tps77833pwpr.step",
      "lbr": "tps77833pwpr.lbr"
    },
    "distributor_links": {
      "lcsc": "C3746114",
      "digikey": "TPS77833PWPR-ND",
      "mouser": "595-TPS77833PWPR"
    },
    "distributor_check": {
      "checked_at": "2026-10-11T13:36:32Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "TPS77833PWPR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-TPS77833PWPR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND/HSINK",
        "type": "power_in",
        "description": "Ground/heatsink terminal, tied to regulator ground and the PowerPAD heatsink; the datasheet gives no separate electrical limit for it."
      },
      {
        "number": "2",
        "name": "GND/HSINK",
        "type": "power_in",
        "description": "Ground/heatsink terminal, tied to regulator ground and the PowerPAD heatsink; the datasheet gives no separate electrical limit for it."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Regulator ground."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection."
      },
      {
        "number": "5",
        "name": "EN",
        "type": "input",
        "description": "Enable input; a TTL high signal shuts down the regulator (quiescent current reduced to 1 µA at TJ = 25°C), and EN should be tied to ground if shutdown is not used."
      },
      {
        "number": "6",
        "name": "IN",
        "type": "power_in",
        "description": "Input voltage to the regulator."
      },
      {
        "number": "7",
        "name": "IN",
        "type": "power_in",
        "description": "Input voltage to the regulator."
      },
      {
        "number": "8",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection."
      },
      {
        "number": "9",
        "name": "GND/HSINK",
        "type": "power_in",
        "description": "Ground/heatsink terminal, tied to regulator ground and the PowerPAD heatsink; the datasheet gives no separate electrical limit for it."
      },
      {
        "number": "10",
        "name": "GND/HSINK",
        "type": "power_in",
        "description": "Ground/heatsink terminal, tied to regulator ground and the PowerPAD heatsink; the datasheet gives no separate electrical limit for it."
      },
      {
        "number": "11",
        "name": "GND/HSINK",
        "type": "power_in",
        "description": "Ground/heatsink terminal, tied to regulator ground and the PowerPAD heatsink; the datasheet gives no separate electrical limit for it."
      },
      {
        "number": "12",
        "name": "GND/HSINK",
        "type": "power_in",
        "description": "Ground/heatsink terminal, tied to regulator ground and the PowerPAD heatsink; the datasheet gives no separate electrical limit for it."
      },
      {
        "number": "13",
        "name": "OUT",
        "type": "power_out",
        "description": "Regulated output voltage; the datasheet requires a minimum 10 µF output capacitor with ESR between 50 mΩ and 1.5 Ω to ground."
      },
      {
        "number": "14",
        "name": "OUT",
        "type": "power_out",
        "description": "Regulated output voltage; the datasheet requires a minimum 10 µF output capacitor with ESR between 50 mΩ and 1.5 Ω to ground."
      },
      {
        "number": "15",
        "name": "FB/NC",
        "type": "unconnected",
        "description": "Feedback input for the adjustable version only; this is a no connect on the fixed-output TPS77833, so it should be left unconnected."
      },
      {
        "number": "16",
        "name": "PG",
        "type": "output",
        "description": "Power good output of the TPS778xx, described as an active high output that can implement a power-on reset or low-battery indicator."
      },
      {
        "number": "17",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection."
      },
      {
        "number": "18",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection."
      },
      {
        "number": "19",
        "name": "GND/HSINK",
        "type": "power_in",
        "description": "Ground/heatsink terminal, tied to regulator ground and the PowerPAD heatsink; the datasheet gives no separate electrical limit for it."
      },
      {
        "number": "20",
        "name": "GND/HSINK",
        "type": "power_in",
        "description": "Ground/heatsink terminal, tied to regulator ground and the PowerPAD heatsink; the datasheet gives no separate electrical limit for it."
      },
      {
        "number": "21",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "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 page 1 PWP top-view text is jumbled and its order for pins 13-18 (NC, NC, RESET/PG, FB/NC, OUT, ; FB/NC is listed as an input in the table, but the datasheet states it is no connect for fixed-output; The TPS778xx description calls PG an active high output, while the features list says Open Drain Pow",
          "exposed pad 21 added from the footprint"
        ],
        "pages_sent": 14,
        "cost_usd": 0.0878,
        "at": "2026-10-11T13:36:08"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tps777",
        "pages": 28,
        "sha256": "011757d41db41f42",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 21,
        "described": 21,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "tps77833pwpr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.41,
          6.5,
          1.2
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "b98284a2fe5629d605552216995a3cd1d8d88de17af98d9e7fd56a5a8c00ad83",
        "checked": "2026-10-11",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tps77833pwpr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.41,
          6.5,
          1.2
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "af3eb6087dc653eff9006c3c2bca649839b7ac1886dba31c15382cc4f57dbe3d",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}