TPS274C65ASHRHAR

{
  "slug": "tps274c65ashrhar",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Power Distribution Switches, VQFN-40(6x6). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "tps274c65ashrhar",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
    "tps274c65ashrhar.kicad_sym",
    "tps274c65ashrhar.kicad_mod",
    "tps274c65ashrhar.glb",
    "tps274c65ashrhar.step",
    "tps274c65ashrhar.lbr",
    "docs/hero.png",
    "docs/tps274c65ashrhar-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tps274c65ashrhar-hero.glb",
    "tps274c65ashrhar-hero.overlay.json",
    "tps274c65ashrhar-etched.glb"
  ],
  "component": {
    "mpn": "TPS274C65ASHRHAR",
    "manufacturer": "Texas Instruments",
    "package": "VQFN-40(6x6)",
    "pin_count": 41,
    "category": "Power Management (PMIC)",
    "subcategory": "Power Distribution Switches",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8650084225054584832",
    "parts": {
      "symbol": "tps274c65ashrhar.kicad_sym",
      "footprint": "tps274c65ashrhar.kicad_mod",
      "model_3d": "tps274c65ashrhar-hero.glb",
      "model_3d_plain": "tps274c65ashrhar-etched.glb",
      "model_3d_step": "tps274c65ashrhar-etched.step",
      "model_3d_step_plain": "tps274c65ashrhar.step",
      "lbr": "tps274c65ashrhar.lbr"
    },
    "distributor_links": {
      "lcsc": "C36619787",
      "digikey": "296-TPS274C65ASHRHARTR-ND",
      "mouser": "595-TPS274C65ASHRHAR"
    },
    "distributor_check": {
      "checked_at": "2026-10-21T01:44:18Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-TPS274C65ASHRHARTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-TPS274C65ASHRHAR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "READY",
        "type": "output",
        "description": "Logic-low output indicating the IC is ready for SPI data transmission; connect to the IC GND pin through a resistor."
      },
      {
        "number": "2",
        "name": "FLT",
        "type": "output",
        "description": "Open-drain fault output that signals a fault on any one or more channels and must be pulled up to the VDD pin."
      },
      {
        "number": "3",
        "name": "DO_EN",
        "type": "input",
        "description": "Setting this pin low disables all outputs; set high to enable SPI-based output control (internal pull-down)."
      },
      {
        "number": "4",
        "name": "VDD",
        "type": "power_in",
        "description": "Logic supply input; recommended operating range is 3.0 V to 5.5 V, and an external regulator on VDD must derive its supply from the same VS supply."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground."
      },
      {
        "number": "6",
        "name": "ISNS",
        "type": "output",
        "description": "SNS current output that requires a parallel RC network to the IC GND pin."
      },
      {
        "number": "7",
        "name": "SDO",
        "type": "output",
        "description": "SPI data output from the device; it is three-stated when CS is high."
      },
      {
        "number": "8",
        "name": "SDI",
        "type": "input",
        "description": "SPI data input for the secondary (device) side."
      },
      {
        "number": "9",
        "name": "SCLK",
        "type": "input",
        "description": "SPI clock input; maximum SPI clock rate is 10 MHz."
      },
      {
        "number": "10",
        "name": "CS",
        "type": "input",
        "description": "SPI chip select input."
      },
      {
        "number": "11",
        "name": "RCB3",
        "type": "output",
        "description": "Gate connection for the reverse current blocking FET of channel 3."
      },
      {
        "number": "12",
        "name": "OUT3",
        "type": "output",
        "description": "Output voltage for channel 3."
      },
      {
        "number": "13",
        "name": "OUT3",
        "type": "output",
        "description": "Output voltage for channel 3."
      },
      {
        "number": "14",
        "name": "VS",
        "type": "power_in",
        "description": "24 V switch supply input to the IC; absolute maximum continuous supply is 40 V."
      },
      {
        "number": "15",
        "name": "VS",
        "type": "power_in",
        "description": "24 V switch supply input to the IC; absolute maximum continuous supply is 40 V."
      },
      {
        "number": "16",
        "name": "VS",
        "type": "power_in",
        "description": "24 V switch supply input to the IC; absolute maximum continuous supply is 40 V."
      },
      {
        "number": "17",
        "name": "VS",
        "type": "power_in",
        "description": "24 V switch supply input to the IC; absolute maximum continuous supply is 40 V."
      },
      {
        "number": "18",
        "name": "OUT4",
        "type": "output",
        "description": "Output voltage for channel 4."
      },
      {
        "number": "19",
        "name": "OUT4",
        "type": "output",
        "description": "Output voltage for channel 4."
      },
      {
        "number": "20",
        "name": "RCB4",
        "type": "output",
        "description": "Gate connection for the reverse current blocking FET of channel 4."
      },
      {
        "number": "21",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground."
      },
      {
        "number": "22",
        "name": "LEDOUT1",
        "type": "output",
        "description": "LED matrix select driver output for channel 1."
      },
      {
        "number": "23",
        "name": "LEDOUT2",
        "type": "output",
        "description": "LED matrix select driver output for channel 2."
      },
      {
        "number": "24",
        "name": "LEDOUT3",
        "type": "output",
        "description": "LED matrix select driver output for channel 3."
      },
      {
        "number": "25",
        "name": "LEDOUT4",
        "type": "output",
        "description": "LED matrix select driver output for channel 4."
      },
      {
        "number": "26",
        "name": "DNC",
        "type": "unconnected",
        "description": "Do not connect."
      },
      {
        "number": "27",
        "name": "DNC",
        "type": "unconnected",
        "description": "Do not connect."
      },
      {
        "number": "28",
        "name": "DSPI",
        "type": "input",
        "description": "Pulling this pin high configures the device in daisy-chain SPI mode."
      },
      {
        "number": "29",
        "name": "REG_EN",
        "type": "input",
        "description": "Internal regulator enable: float to enable; tie to GND to disable and supply VDD externally."
      },
      {
        "number": "30",
        "name": "ADDCFG",
        "type": "input",
        "description": "SPI address configuration pin that sets the 3-bit device address (up to 8 devices) via a resistor to GND (<1% tolerance recommended); leave floating in daisy-chain mode."
      },
      {
        "number": "31",
        "name": "RCB2",
        "type": "output",
        "description": "Gate connection for the reverse current blocking FET of channel 2."
      },
      {
        "number": "32",
        "name": "OUT2",
        "type": "output",
        "description": "Output voltage for channel 2."
      },
      {
        "number": "33",
        "name": "OUT2",
        "type": "output",
        "description": "Output voltage for channel 2."
      },
      {
        "number": "34",
        "name": "VS",
        "type": "power_in",
        "description": "24 V switch supply input to the IC; absolute maximum continuous supply is 40 V."
      },
      {
        "number": "35",
        "name": "VS",
        "type": "power_in",
        "description": "24 V switch supply input to the IC; absolute maximum continuous supply is 40 V."
      },
      {
        "number": "36",
        "name": "VS",
        "type": "power_in",
        "description": "24 V switch supply input to the IC; absolute maximum continuous supply is 40 V."
      },
      {
        "number": "37",
        "name": "VS",
        "type": "power_in",
        "description": "24 V switch supply input to the IC; absolute maximum continuous supply is 40 V."
      },
      {
        "number": "38",
        "name": "OUT1",
        "type": "output",
        "description": "Output voltage for channel 1."
      },
      {
        "number": "39",
        "name": "OUT1",
        "type": "output",
        "description": "Output voltage for channel 1."
      },
      {
        "number": "40",
        "name": "RCB1",
        "type": "output",
        "description": "Gate connection for the reverse current blocking FET of channel 1."
      },
      {
        "number": "41",
        "name": "GND",
        "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: Table 5-1 lists SCLK type as O, but its description says 'SPI Clock Input'. Recorded as input based ; The exposed pad is GND ('Connected to GND pin of the IC') but has no printed number, so it is omitte; Pins 26 and 27 are marked DNC (do not connect) in Table 5-1 for the AS/ASH version; recorded as unco",
          "exposed pad 41 added from the footprint"
        ],
        "pages_sent": 21,
        "cost_usd": 0.1196,
        "at": "2026-10-21T01:41:01"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8650084225054584832",
        "pages": 92,
        "sha256": "5e68c3837ef2ef8c",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 41,
        "described": 41,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "tps274c65ashrhar.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          6.0,
          1.0
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "e5b4286c2329085d9ef7f90d5eb5bf41a435241ecc1baaf1383823b6d6a946ae",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tps274c65ashrhar-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          6.0,
          1.0
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "3e5c8bccb6e30ac0bfc86efc8771575431f580ee9c6e3207a4ef751b11b0e9d5",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}