TPS27SA08CPWPR

{
  "slug": "tps27sa08cpwpr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Power Distribution Switches, HTSSOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "tps27sa08cpwpr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tps27sa08cpwpr.kicad_sym",
    "tps27sa08cpwpr.kicad_mod",
    "tps27sa08cpwpr.glb",
    "tps27sa08cpwpr.step",
    "tps27sa08cpwpr.lbr",
    "docs/hero.png",
    "docs/tps27sa08cpwpr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tps27sa08cpwpr-hero.glb",
    "tps27sa08cpwpr-hero.overlay.json",
    "tps27sa08cpwpr-etched.glb"
  ],
  "component": {
    "mpn": "TPS27SA08CPWPR",
    "manufacturer": "Texas Instruments",
    "package": "HTSSOP-16",
    "pin_count": 17,
    "category": "Power Management (PMIC)",
    "subcategory": "Power Distribution Switches",
    "datasheet": "https://www.ti.com/cn/lit/ds/symlink/tps27sa08.pdf",
    "parts": {
      "symbol": "tps27sa08cpwpr.kicad_sym",
      "footprint": "tps27sa08cpwpr.kicad_mod",
      "model_3d": "tps27sa08cpwpr-hero.glb",
      "model_3d_plain": "tps27sa08cpwpr-etched.glb",
      "model_3d_step": "tps27sa08cpwpr-etched.step",
      "model_3d_step_plain": "tps27sa08cpwpr.step",
      "lbr": "tps27sa08cpwpr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2864601",
      "digikey": "296-TPS27SA08CPWPRTR-ND"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T16:48:00Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-TPS27SA08CPWPRTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground pin; with a ground protection network (DGND/RGND) the device ground is offset from the microcontroller ground."
      },
      {
        "number": "2",
        "name": "SNS",
        "type": "output",
        "description": "Analog sense output that carries a current proportional to load current, supply voltage, or device temperature (selected by SEL1/SEL2) or the fault level ISNSFH; it has an internal clamp at VSNSclamp (5.9 V typ) and must be terminated to GND through 1 kΩ if unused."
      },
      {
        "number": "3",
        "name": "LATCH",
        "type": "input",
        "description": "Sets the fault-handling behavior to latched or automatic retry, with VIL max 0.8 V and VIH min 2 V; leave floating or tie to GND through RPROT for auto-retry."
      },
      {
        "number": "4",
        "name": "EN",
        "type": "input",
        "description": "Active-high switch control input with VIL max 0.8 V, VIH min 2 V, and an internal 1 MΩ pull-down; the recommended input voltage range is -1 V to 5.5 V."
      },
      {
        "number": "5",
        "name": "ST",
        "type": "output",
        "description": "Open-drain, active-low switch diagnostic feedback that is high-impedance without fault and pulled low on fault, with VOL max 0.4 V at 1 mA."
      },
      {
        "number": "6",
        "name": "VOUT",
        "type": "output",
        "description": "Switch output; all six VOUT pins (6 to 11) must be shorted together on the PCB and routed symmetrically to the power FET."
      },
      {
        "number": "7",
        "name": "VOUT",
        "type": "output",
        "description": "Switch output; all six VOUT pins (6 to 11) must be shorted together on the PCB and routed symmetrically to the power FET."
      },
      {
        "number": "8",
        "name": "VOUT",
        "type": "output",
        "description": "Switch output; all six VOUT pins (6 to 11) must be shorted together on the PCB and routed symmetrically to the power FET."
      },
      {
        "number": "9",
        "name": "VOUT",
        "type": "output",
        "description": "Switch output; all six VOUT pins (6 to 11) must be shorted together on the PCB and routed symmetrically to the power FET."
      },
      {
        "number": "10",
        "name": "VOUT",
        "type": "output",
        "description": "Switch output; all six VOUT pins (6 to 11) must be shorted together on the PCB and routed symmetrically to the power FET."
      },
      {
        "number": "11",
        "name": "VOUT",
        "type": "output",
        "description": "Switch output; all six VOUT pins (6 to 11) must be shorted together on the PCB and routed symmetrically to the power FET."
      },
      {
        "number": "12",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection."
      },
      {
        "number": "13",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection."
      },
      {
        "number": "14",
        "name": "SEL1",
        "type": "input",
        "description": "Diagnostic select 1 that chooses between VBB and TJ sensing; if unused, leave floating or tie to GND through RPROT, which leaves only load diagnostics available."
      },
      {
        "number": "15",
        "name": "SEL2",
        "type": "input",
        "description": "Diagnostic select 2; when held at 0 V the VBB measurement diagnostic is unavailable, and if unused it should be tied to GND through RPROT."
      },
      {
        "number": "16",
        "name": "DIA_EN",
        "type": "input",
        "description": "Active-high diagnostic enable; when unused, analog sensing, open-load and short-to-supply diagnostics are unavailable, and it should be left floating or tied to GND through RPROT."
      },
      {
        "number": "17",
        "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: VBB is the power input on the exposed thermal pad (外露散热焊盘), which has no printed pin number in the d; The pin figure text extraction lists 'VBB' before the pin numbers, which could be misread as pin 1. ; Recommended unused-pin connections and their effects are described in Table 5-2 on page 5 (continuat",
          "exposed pad 17 added from the footprint"
        ],
        "pages_sent": 40,
        "cost_usd": 0.1568,
        "at": "2026-10-18T16:47:43"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/ds/symlink/tps27sa08.pdf",
        "pages": 51,
        "sha256": "a180e810c723eaed",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 17,
        "described": 17,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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      "footprint": "viewers/footprint.html"
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5.0,
          1.1
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "7982746831c0bd23f4690608869ad67776faae5c762fb0376666126a3998921b",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tps27sa08cpwpr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
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        "zmin_mm": -0.0,
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        "sha256": "3850f7c5f52bbbb270f97c072487bdac067c651a0980e7cf82acfd490330bbca",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}