TPS77701PWPR

{
  "schema_version": 1,
  "type": "component",
  "slug": "tps77701pwpr",
  "title": "TPS77701PWPR",
  "brief": "Texas Instruments Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, HTSSOP-20-EP. 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)",
    "tps77701pwpr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "TPS77701PWPR",
    "manufacturer": "Texas Instruments",
    "package": "HTSSOP-20-EP",
    "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": "tps77701pwpr.kicad_sym",
      "footprint": "tps77701pwpr.kicad_mod",
      "model_3d": "tps77701pwpr-hero.glb",
      "model_3d_plain": "tps77701pwpr.glb",
      "model_3d_step": "tps77701pwpr-etched.step",
      "model_3d_step_plain": "tps77701pwpr.step",
      "lbr": "tps77701pwpr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2879364",
      "digikey": "296-29157-2-ND",
      "mouser": "595-TPS77701PWPR"
    },
    "distributor_check": {
      "checked_at": "2026-10-11T13:15:55Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-29157-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-TPS77701PWPR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND/HSINK",
        "type": "power_in",
        "description": "Ground/heatsink terminal tied to regulator ground and used for heat sinking through the PowerPAD."
      },
      {
        "number": "2",
        "name": "GND/HSINK",
        "type": "power_in",
        "description": "Ground/heatsink terminal tied to regulator ground and used for heat sinking through the PowerPAD."
      },
      {
        "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 the regulator down, and EN should be tied to ground if the shutdown feature 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 used for heat sinking through the PowerPAD."
      },
      {
        "number": "10",
        "name": "GND/HSINK",
        "type": "power_in",
        "description": "Ground/heatsink terminal tied to regulator ground and used for heat sinking through the PowerPAD."
      },
      {
        "number": "11",
        "name": "GND/HSINK",
        "type": "power_in",
        "description": "Ground/heatsink terminal tied to regulator ground and used for heat sinking through the PowerPAD."
      },
      {
        "number": "12",
        "name": "GND/HSINK",
        "type": "power_in",
        "description": "Ground/heatsink terminal tied to regulator ground and used for heat sinking through the PowerPAD."
      },
      {
        "number": "13",
        "name": "OUT",
        "type": "power_out",
        "description": "Regulated output; requires a minimum 10 µF output capacitor to GND with ESR between 50 mΩ and 1.5 Ω for stability."
      },
      {
        "number": "14",
        "name": "OUT",
        "type": "power_out",
        "description": "Regulated output; requires a minimum 10 µF output capacitor to GND with ESR between 50 mΩ and 1.5 Ω for stability."
      },
      {
        "number": "15",
        "name": "FB/NC",
        "type": "input",
        "description": "Feedback input that senses the output voltage for the adjustable TPS77701 (programmable 1.5 V to 5.5 V); no connect on fixed-output options."
      },
      {
        "number": "16",
        "name": "RESET",
        "type": "output",
        "description": "Open-drain RESET output that signals an undervoltage condition on the regulated output, with a 200 ms delay on the reset release."
      },
      {
        "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 used for heat sinking through the PowerPAD."
      },
      {
        "number": "20",
        "name": "GND/HSINK",
        "type": "power_in",
        "description": "Ground/heatsink terminal tied to regulator ground and used for heat sinking through the PowerPAD."
      },
      {
        "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 pinout is taken from the TSSOP (PWP) terminal-function table for TPS777xx (page 4), which matche; The 20-pin PWP drawing on page 1 has a garbled text layer, so pin-to-name mapping was taken from the; The datasheet does not state a voltage or current limit for the IN pins, so the IN descriptions are ",
          "exposed pad 21 added from the footprint"
        ],
        "pages_sent": 14,
        "cost_usd": 0.0852,
        "at": "2026-10-11T13:15:31"
      },
      "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": "tps77701pwpr.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,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "a1c62a226442a185a58ee4d4b0491fba057aee173021a3ced7d6f47511ee8afe",
        "checked": "2026-10-11",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tps77701pwpr-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": "9b462cd739f531784fbfcb54d882cc07f23199279fd7f0cf98f9a7dcaa5d7c52",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "HTSSOP-20-EP",
      "Category": "Power Management (PMIC)",
      "Pins": "21"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "tps77701pwpr"
  ],
  "discovery_pitch": "TPS77701PWPR (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",
    "tps77701pwpr.kicad_sym",
    "tps77701pwpr.kicad_mod",
    "tps77701pwpr.glb",
    "tps77701pwpr.step",
    "tps77701pwpr.lbr",
    "docs/hero.png",
    "docs/tps77701pwpr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tps77701pwpr-hero.glb",
    "tps77701pwpr-hero.overlay.json"
  ],
  "visibility": {
    "public": true
  }
}