TPS70851PWP

{
  "slug": "tps70851pwp",
  "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)",
    "tps70851pwp",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tps70851pwp.kicad_sym",
    "tps70851pwp.kicad_mod",
    "tps70851pwp.glb",
    "tps70851pwp.step",
    "tps70851pwp.lbr",
    "docs/hero.png",
    "docs/tps70851pwp-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tps70851pwp-hero.glb",
    "tps70851pwp-hero.overlay.json"
  ],
  "component": {
    "mpn": "TPS70851PWP",
    "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/tps708",
    "parts": {
      "symbol": "tps70851pwp.kicad_sym",
      "footprint": "tps70851pwp.kicad_mod",
      "model_3d": "tps70851pwp-hero.glb",
      "model_3d_plain": "tps70851pwp.glb",
      "model_3d_step": "tps70851pwp-etched.step",
      "model_3d_step_plain": "tps70851pwp.step",
      "lbr": "tps70851pwp.lbr"
    },
    "distributor_links": {
      "lcsc": "C2865293",
      "digikey": "2156-TPS70851PWP-ND",
      "mouser": "595-TPS70851PWP"
    },
    "distributor_check": {
      "checked_at": "2026-10-11T22:41:42Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "2156-TPS70851PWP-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-TPS70851PWP",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection."
      },
      {
        "number": "2",
        "name": "VIN1",
        "type": "power_in",
        "description": "Input voltage of regulator 1; internal bias voltages are powered from VIN1."
      },
      {
        "number": "3",
        "name": "VIN1",
        "type": "power_in",
        "description": "Input voltage of regulator 1; internal bias voltages are powered from VIN1."
      },
      {
        "number": "4",
        "name": "MR",
        "type": "input",
        "description": "Manual reset input, active low, pulled up internally with a 6-µA pull-up current to VIN1."
      },
      {
        "number": "5",
        "name": "EN1",
        "type": "input",
        "description": "Active-low enable for VOUT1; applying a high signal shuts down regulator 1."
      },
      {
        "number": "6",
        "name": "EN2",
        "type": "input",
        "description": "Active-low enable for VOUT2; applying a high signal shuts down regulator 2."
      },
      {
        "number": "7",
        "name": "RESET",
        "type": "output",
        "description": "Open-drain, active-low SVS (power-on reset) output that requires an external pull-up resistor and can be left floating if unused."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "9",
        "name": "VIN2",
        "type": "power_in",
        "description": "Input voltage of regulator 2."
      },
      {
        "number": "10",
        "name": "VIN2",
        "type": "power_in",
        "description": "Input voltage of regulator 2."
      },
      {
        "number": "11",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection."
      },
      {
        "number": "12",
        "name": "VOUT2",
        "type": "power_out",
        "description": "Output voltage of regulator 2 (125 mA maximum on regulator 2)."
      },
      {
        "number": "13",
        "name": "VOUT2",
        "type": "power_out",
        "description": "Output voltage of regulator 2 (125 mA maximum on regulator 2)."
      },
      {
        "number": "14",
        "name": "VSENSE2/FB2",
        "type": "input",
        "description": "Regulator 2 output voltage sense for fixed-voltage versions, or feedback input for the adjustable version; must be connected to the external feedback divider or as short as possible to VOUT2."
      },
      {
        "number": "15",
        "name": "PG2",
        "type": "output",
        "description": "Open-drain power-good output, low when VOUT2 is below 95% of its nominal regulated voltage, requires a pull-up resistor."
      },
      {
        "number": "16",
        "name": "PG1",
        "type": "output",
        "description": "Open-drain power-good output, low when VOUT1 is below 95% of its nominal regulated voltage, requires a pull-up resistor."
      },
      {
        "number": "17",
        "name": "VSENSE1/FB1",
        "type": "input",
        "description": "Regulator 1 output voltage sense for fixed-voltage versions, or feedback input for the adjustable version; must be connected to the external feedback divider or as short as possible to VOUT1."
      },
      {
        "number": "18",
        "name": "VOUT1",
        "type": "power_out",
        "description": "Output voltage of regulator 1 (250 mA maximum on regulator 1)."
      },
      {
        "number": "19",
        "name": "VOUT1",
        "type": "power_out",
        "description": "Output voltage of regulator 1 (250 mA maximum on regulator 1)."
      },
      {
        "number": "20",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection."
      },
      {
        "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 terminal table on page 10 lists RESET as type 'I', but the same table and page 12 describe it as; Pin 1, 11 and 20 are marked NC (no internal connection) in the pin diagram and terminal table; the p",
          "exposed pad 21 added from the footprint"
        ],
        "pages_sent": 12,
        "cost_usd": 0.0657,
        "at": "2026-10-11T22:41:19"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tps708",
        "pages": 42,
        "sha256": "1606e377c0b89405",
        "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"
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    "models_3d": [
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        "file": "tps70851pwp.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": "ee554b84c876c2fbbd5d399f7b5f8580f221a6c8ee88cfd7f3947fa3edac4a83",
        "checked": "2026-10-11",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tps70851pwp-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "c60ee56194b26ae10f1aa26982b045823812a9f6846fa8e17215ee2aa5c47095",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}