TPS2546RTET

{
  "slug": "tps2546rtet",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Power Distribution Switches, WQFN-16-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "tps2546rtet",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tps2546rtet.kicad_sym",
    "tps2546rtet.kicad_mod",
    "tps2546rtet.glb",
    "tps2546rtet.step",
    "tps2546rtet.lbr",
    "docs/hero.png",
    "docs/tps2546rtet-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tps2546rtet-hero.glb",
    "tps2546rtet-hero.overlay.json",
    "tps2546rtet-etched.glb"
  ],
  "component": {
    "mpn": "TPS2546RTET",
    "manufacturer": "Texas Instruments",
    "package": "WQFN-16-EP(3x3)",
    "pin_count": 17,
    "category": "Power Management (PMIC)",
    "subcategory": "Power Distribution Switches",
    "datasheet": "https://www.ti.com/lit/ds/symlink/tps2546.pdf",
    "parts": {
      "symbol": "tps2546rtet.kicad_sym",
      "footprint": "tps2546rtet.kicad_mod",
      "model_3d": "tps2546rtet-hero.glb",
      "model_3d_plain": "tps2546rtet-etched.glb",
      "model_3d_step": "tps2546rtet-etched.step",
      "model_3d_step_plain": "tps2546rtet.step",
      "lbr": "tps2546rtet.lbr"
    },
    "distributor_links": {
      "lcsc": "C205974",
      "digikey": "296-46468-2-ND",
      "mouser": "595-TPS2546RTET"
    },
    "distributor_check": {
      "checked_at": "2026-11-05T23:54:27Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-46468-2-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-TPS2546RTET",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "IN",
        "type": "power_in",
        "description": "Input voltage and supply voltage; connect 0.1 μF or greater ceramic capacitor from IN to GND as close to the device as possible."
      },
      {
        "number": "2",
        "name": "DM_OUT",
        "type": "bidirectional",
        "description": "D- data line to USB host controller."
      },
      {
        "number": "3",
        "name": "DP_OUT",
        "type": "bidirectional",
        "description": "D+ data line to USB host controller."
      },
      {
        "number": "4",
        "name": "ILIM_SEL",
        "type": "input",
        "description": "Logic-level input signal used to control the charging mode, current limit threshold, and load detection; see Table 3. Can be tied directly to IN or GND without pullup or pulldown resistor."
      },
      {
        "number": "5",
        "name": "EN",
        "type": "input",
        "description": "Logic-level input for turning the power switch and the signal switches on/off; logic low turns off the signal and power switches and holds OUT in discharge. Can be tied directly to IN or GND without pullup or pulldown resistor."
      },
      {
        "number": "6",
        "name": "CTL1",
        "type": "input",
        "description": "Logic-level input used to control the charging mode and the signal switches; see Table 3. Can be tied directly to IN or GND without pullup or pulldown resistor."
      },
      {
        "number": "7",
        "name": "CTL2",
        "type": "input",
        "description": "Logic-level input used to control the charging mode and the signal switches; see Table 3. Can be tied directly to IN or GND without pullup or pulldown resistor."
      },
      {
        "number": "8",
        "name": "CTL3",
        "type": "input",
        "description": "Logic-level input used to control the charging mode and the signal switches; see Table 3. Can be tied directly to IN or GND without pullup or pulldown resistor."
      },
      {
        "number": "9",
        "name": "STATUS",
        "type": "output",
        "description": "Active-low open-drain output, asserted in load detection conditions."
      },
      {
        "number": "10",
        "name": "DP_IN",
        "type": "bidirectional",
        "description": "D+ data line to downstream connector."
      },
      {
        "number": "11",
        "name": "DM_IN",
        "type": "bidirectional",
        "description": "D- data line to downstream connector."
      },
      {
        "number": "12",
        "name": "OUT",
        "type": "power_out",
        "description": "Power-switch output."
      },
      {
        "number": "13",
        "name": "FAULT",
        "type": "output",
        "description": "Active-low open-drain output, asserted during overtemperature or current limit conditions."
      },
      {
        "number": "14",
        "name": "GND",
        "type": "power_in",
        "description": "Ground connection."
      },
      {
        "number": "15",
        "name": "ILIM_LO",
        "type": "input",
        "description": "External resistor connection used to set the low current-limit threshold and the load detection current threshold; a resistor to ILIM_LO is optional."
      },
      {
        "number": "16",
        "name": "ILIM_HI",
        "type": "input",
        "description": "External resistor connection used to set the high-current-limit threshold."
      },
      {
        "number": "17",
        "name": "Thermal Pad",
        "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 WQFN-16 (RTE) package has an unnumbered thermal pad (GND-internal, printed as a dash in the pin "
        ],
        "pages_sent": 7,
        "cost_usd": 0.0194,
        "at": "2026-11-05T23:54:17"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/tps2546.pdf",
        "pages": 44,
        "sha256": "2209637fcc33f6c4",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 17,
        "described": 17,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "tps2546rtet.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.0,
          3.0,
          0.785
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "3eb81ffac423a66cdcfead8efe56401da171edaf1f2257049aad7b2d3900f6c8",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tps2546rtet-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.0,
          3.0,
          0.785
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "f6ea012eff8c50cc12b8f247115ed0c06eb4b7e3ba89fe839a79099afcc8e64a",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}