TPS65185RGZR

{
  "slug": "tps65185rgzr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Power Management - Specialized, VQFN-48-EP(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "tps65185rgzr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tps65185rgzr.kicad_sym",
    "tps65185rgzr.kicad_mod",
    "tps65185rgzr.glb",
    "tps65185rgzr.step",
    "tps65185rgzr.lbr",
    "docs/hero.png",
    "docs/tps65185rgzr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tps65185rgzr-hero.glb",
    "tps65185rgzr-hero.overlay.json"
  ],
  "component": {
    "mpn": "TPS65185RGZR",
    "manufacturer": "Texas Instruments",
    "package": "VQFN-48-EP(7x7)",
    "pin_count": 49,
    "category": "Power Management (PMIC)",
    "subcategory": "Power Management - Specialized",
    "datasheet": "https://www.ti.com/cn/lit/gpn/tps65185",
    "parts": {
      "symbol": "tps65185rgzr.kicad_sym",
      "footprint": "tps65185rgzr.kicad_mod",
      "model_3d": "tps65185rgzr-hero.glb",
      "model_3d_plain": "tps65185rgzr.glb",
      "model_3d_step": "tps65185rgzr-etched.step",
      "model_3d_step_plain": "tps65185rgzr.step",
      "lbr": "tps65185rgzr.lbr"
    },
    "distributor_links": {
      "lcsc": "C139291",
      "digikey": "296-28832-2-ND",
      "mouser": "595-TPS65185RGZR"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T18:59:22Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-28832-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-TPS65185RGZR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VREF",
        "type": "power_out",
        "description": "Filter pin for the 2.25-V internal ADC reference; connect a 4.7-µF capacitor from this pin to ground."
      },
      {
        "number": "2",
        "name": "INT",
        "type": "output",
        "description": "Open-drain interrupt output, active low."
      },
      {
        "number": "3",
        "name": "VNEG",
        "type": "power_out",
        "description": "Negative supply output for panel source drivers; connect a 4.7-µF capacitor from this pin to ground."
      },
      {
        "number": "4",
        "name": "VNEG_IN",
        "type": "power_in",
        "description": "Input pin for LDO2 (VNEG); connect a 4.7-µF capacitor from this pin to ground."
      },
      {
        "number": "5",
        "name": "WAKEUP",
        "type": "input",
        "description": "Active-high wake-up pin to exit sleep mode; I2C accepts commands once high, but power rails stay disabled until PWRUP is high (93.75-µs deglitch)."
      },
      {
        "number": "6",
        "name": "DGND",
        "type": "power_in",
        "description": "Digital ground; connect to the ground plane."
      },
      {
        "number": "7",
        "name": "INT_LDO",
        "type": "power_out",
        "description": "Filter pin for the 2.7-V internal supply; connect a 4.7-µF capacitor from this pin to ground."
      },
      {
        "number": "8",
        "name": "AGND1",
        "type": "power_in",
        "description": "Analog ground for general analog circuitry."
      },
      {
        "number": "9",
        "name": "VNEG_DIS",
        "type": "output",
        "description": "Discharge pin for VNEG; connect to VNEG to discharge it to ground when the rail is disabled, or leave floating if discharge is not wanted."
      },
      {
        "number": "10",
        "name": "VIN",
        "type": "power_in",
        "description": "Input power supply for general circuitry (3 V to 6 V recommended input range); connect a 10-µF capacitor from this pin to ground."
      },
      {
        "number": "11",
        "name": "N/C",
        "type": "unconnected",
        "description": "Not internally connected."
      },
      {
        "number": "12",
        "name": "VCOM_CTRL",
        "type": "input",
        "description": "VCOM enable: pull high to enable the VCOM amplifier; when pulled low with VN enabled, VCOM discharge is enabled (62.52-µs deglitch)."
      },
      {
        "number": "13",
        "name": "N/C",
        "type": "unconnected",
        "description": "Not internally connected."
      },
      {
        "number": "14",
        "name": "VCOM_DIS",
        "type": "input",
        "description": "Discharge pin for VCOM; connect to ground to discharge VCOM when disabled, or leave floating if discharge is not wanted."
      },
      {
        "number": "15",
        "name": "VCOM",
        "type": "power_out",
        "description": "Filter pin for the panel common-voltage driver; connect a 4.7-µF capacitor from this pin to ground."
      },
      {
        "number": "16",
        "name": "VCOM_PWR",
        "type": "power_in",
        "description": "Internal supply input to the VCOM buffer; connect to the DCDC2 output and place a 4.7-µF capacitor from this pin to ground."
      },
      {
        "number": "17",
        "name": "SCL",
        "type": "input",
        "description": "Serial interface (I2C) clock input."
      },
      {
        "number": "18",
        "name": "SDA",
        "type": "bidirectional",
        "description": "Serial interface (I2C) data input/output."
      },
      {
        "number": "19",
        "name": "VPOS_DIS",
        "type": "input",
        "description": "Discharge pin for VPOS; connect a resistor from VPOS_DIS to VPOS to discharge it when the rail is disabled, or leave floating if discharge is not wanted."
      },
      {
        "number": "20",
        "name": "N/C",
        "type": "unconnected",
        "description": "Not internally connected."
      },
      {
        "number": "21",
        "name": "PWRUP",
        "type": "input",
        "description": "Power-up pin: pull high to power up all output rails (0-ns deglitch)."
      },
      {
        "number": "22",
        "name": "PBKG",
        "type": "passive",
        "description": "Die substrate; connect to the VN pin (-16 V) with a short, wide trace to improve heat dissipation."
      },
      {
        "number": "23",
        "name": "PWR_GOOD",
        "type": "output",
        "description": "Open-drain power-good output, pulled low when one or more rails are disabled or out of regulation; DCDC1, DCDC2 and VCOM have no effect on it."
      },
      {
        "number": "24",
        "name": "VIN_P",
        "type": "power_in",
        "description": "Input supply for the inverting buck-boost converter (DCDC2); connect a 10-µF capacitor from this pin to ground."
      },
      {
        "number": "25",
        "name": "VN_SW",
        "type": "output",
        "description": "Switch output of the inverting buck-boost converter (DCDC2)."
      },
      {
        "number": "26",
        "name": "VN",
        "type": "input",
        "description": "Feedback pin for the inverting buck-boost converter (DCDC2) and supply for the VNEG LDO and VEE charge pump; connect a 4.7-µF capacitor from this pin to ground."
      },
      {
        "number": "27",
        "name": "VEE_IN",
        "type": "power_in",
        "description": "Input supply pin for the negative charge pump CP2 (VEE)."
      },
      {
        "number": "28",
        "name": "VEE_DRV",
        "type": "output",
        "description": "Driver output pin for the negative charge pump CP2 (VEE, -20 V rail)."
      },
      {
        "number": "29",
        "name": "VEE_DIS",
        "type": "input",
        "description": "Discharge pin for VEE; connect a resistor from VEE_DIS to VEE to discharge it when the rail is disabled, or leave floating if discharge is not wanted."
      },
      {
        "number": "30",
        "name": "VEE_D",
        "type": "power_out",
        "description": "Base voltage output of the negative charge pump CP2; connect a 100-nF capacitor from this pin to ground."
      },
      {
        "number": "31",
        "name": "VEE_FB",
        "type": "input",
        "description": "Feedback pin for the negative charge pump CP2; rated 0 V to 3.6 V in recommended conditions."
      },
      {
        "number": "32",
        "name": "PGND2",
        "type": "power_in",
        "description": "Power ground for the CP1 (VDDH) and CP2 (VEE) charge pumps."
      },
      {
        "number": "33",
        "name": "VDDH_FB",
        "type": "input",
        "description": "Feedback pin for the positive charge pump CP1; rated 0 V to 3.6 V in recommended conditions."
      },
      {
        "number": "34",
        "name": "VDDH_D",
        "type": "power_out",
        "description": "Base voltage output of the positive charge pump CP1; connect a 100-nF capacitor from this pin to ground."
      },
      {
        "number": "35",
        "name": "VDDH_DIS",
        "type": "input",
        "description": "Discharge pin for VDDH; connect to VDDH to discharge it to ground when the rail is disabled, or leave floating if discharge is not wanted."
      },
      {
        "number": "36",
        "name": "VDDH_DRV",
        "type": "output",
        "description": "Driver output pin for the positive charge pump CP1 (VDDH, 22-V rail)."
      },
      {
        "number": "37",
        "name": "VDDH_IN",
        "type": "power_in",
        "description": "Input supply pin for the positive charge pump CP1 (VDDH)."
      },
      {
        "number": "38",
        "name": "N/C",
        "type": "unconnected",
        "description": "Not internally connected."
      },
      {
        "number": "39",
        "name": "N/C",
        "type": "unconnected",
        "description": "Not internally connected."
      },
      {
        "number": "40",
        "name": "VB_SW",
        "type": "output",
        "description": "Switch output of the boost converter (DCDC1)."
      },
      {
        "number": "41",
        "name": "PGND1",
        "type": "power_in",
        "description": "Power ground for DCDC1."
      },
      {
        "number": "42",
        "name": "VB",
        "type": "power_in",
        "description": "Feedback pin for the boost converter (DCDC1) and supply for the VPOS LDO and VDDH charge pump; connect a 4.7-µF capacitor from this pin to ground."
      },
      {
        "number": "43",
        "name": "VPOS_IN",
        "type": "power_in",
        "description": "Input pin for LDO1 (VPOS); connect a 4.7-µF capacitor from this pin to ground."
      },
      {
        "number": "44",
        "name": "VPOS",
        "type": "power_out",
        "description": "Positive supply output for panel source drivers; connect a 4.7-µF capacitor from this pin to ground."
      },
      {
        "number": "45",
        "name": "VIN3P3",
        "type": "power_in",
        "description": "Input pin to the 3.3-V power switch (3 V to 6 V recommended input range)."
      },
      {
        "number": "46",
        "name": "V3P3",
        "type": "power_out",
        "description": "Output pin of the 3.3-V power switch."
      },
      {
        "number": "47",
        "name": "TS",
        "type": "input",
        "description": "Thermistor input; connect a 10-kΩ NTC thermistor and a 43-kΩ linearization resistor between this pin and AGND."
      },
      {
        "number": "48",
        "name": "AGND2",
        "type": "power_in",
        "description": "Reference point for the external thermistor and linearization resistor."
      },
      {
        "number": "49",
        "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 datasheet pin-function table does not state an electrical type for PBKG (pin 22); it is listed o; The thermal pad is an exposed pad with no printed pin number, so it is not listed as a numbered pin.; The pin drawing and pin-function table cover both the RGZ (7x7) and RSL (6x6) packages with identica",
          "exposed pad 49 added from the footprint"
        ],
        "pages_sent": 12,
        "cost_usd": 0.1146,
        "at": "2026-10-08T18:59:02"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tps65185",
        "pages": 66,
        "sha256": "903effae4b79ef29",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 49,
        "described": 49,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "tps65185rgzr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7.0,
          7.0,
          0.77
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "f2b38b0b4bf967c77e683e8d4599608b9f0503055ec535b93c4ebb5d0163e916",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tps65185rgzr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7.0,
          7.0,
          0.77
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "3b1d9bc21a05ae4a5e0a52071bc1098d79d84e92cf9210178056699b56d8e6ac",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}