TPS92638QPWPRQ1

{
  "slug": "tps92638qpwprq1",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments LED Drivers, HTSSOP-20-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "nixie tube driver-led driver",
    "tps92638qpwprq1",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tps92638qpwprq1.kicad_sym",
    "tps92638qpwprq1.kicad_mod",
    "tps92638qpwprq1.glb",
    "tps92638qpwprq1.step",
    "tps92638qpwprq1.lbr",
    "docs/hero.png",
    "docs/tps92638qpwprq1-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
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  "component": {
    "mpn": "TPS92638QPWPRQ1",
    "manufacturer": "Texas Instruments",
    "package": "HTSSOP-20-EP",
    "pin_count": 21,
    "category": "Nixie Tube Driver/LED Driver",
    "subcategory": "LED Drivers",
    "datasheet": "https://www.ti.com/cn/lit/gpn/tps92638-q1",
    "parts": {
      "symbol": "tps92638qpwprq1.kicad_sym",
      "footprint": "tps92638qpwprq1.kicad_mod",
      "model_3d": "tps92638qpwprq1-etched.glb",
      "model_3d_plain": "tps92638qpwprq1.glb",
      "model_3d_step": "tps92638qpwprq1-etched.step",
      "model_3d_step_plain": "tps92638qpwprq1.step",
      "lbr": "tps92638qpwprq1.lbr"
    },
    "distributor_links": {
      "lcsc": "C213566",
      "digikey": "296-41953-2-ND",
      "mouser": "595-TPS92638QPWPRQ1"
    },
    "distributor_check": {
      "checked_at": "2026-10-01T17:34:39Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-41953-2-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-TPS92638QPWPRQ1",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SUPPLY",
        "type": "power_in",
        "description": "Input power supply terminal accepts 5V to 40V automotive battery voltage"
      },
      {
        "number": "2",
        "name": "EN",
        "type": "input",
        "description": "Logic input for device enable and shutdown control with internal pulldown resistor"
      },
      {
        "number": "3",
        "name": "STOP",
        "type": "input",
        "description": "Logic signal input to control stop light LED current setting with internal pulldown"
      },
      {
        "number": "4",
        "name": "PWM1",
        "type": "input",
        "description": "PWM input and ON-OFF control for LED output channels 1 and 2 with internal pulldown"
      },
      {
        "number": "5",
        "name": "PWM2",
        "type": "input",
        "description": "PWM input and ON-OFF control for LED output channels 3 and 4 with internal pulldown"
      },
      {
        "number": "6",
        "name": "PWM3",
        "type": "input",
        "description": "PWM input and ON-OFF control for LED output channels 5 and 6 with internal pulldown"
      },
      {
        "number": "7",
        "name": "PWM4",
        "type": "input",
        "description": "PWM input and ON-OFF control for LED output channels 7 and 8 with internal pulldown"
      },
      {
        "number": "8",
        "name": "FAULT",
        "type": "tri_state",
        "description": "Open-drain fault output pin for LED open-load, short-circuit, and thermal shutdown fault reporting"
      },
      {
        "number": "9",
        "name": "TEMP",
        "type": "input",
        "description": "Temperature monitoring input for thermal foldback threshold programming, tie to ground to disable"
      },
      {
        "number": "10",
        "name": "REFHI",
        "type": "input",
        "description": "Reference resistor terminal for stop light LED current setting"
      },
      {
        "number": "11",
        "name": "REF",
        "type": "input",
        "description": "Reference resistor terminal for normal tail light LED current setting"
      },
      {
        "number": "12",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference connection"
      },
      {
        "number": "13",
        "name": "IOUT8",
        "type": "output",
        "description": "LED constant current output channel 8, maximum 70mA per channel"
      },
      {
        "number": "14",
        "name": "IOUT7",
        "type": "output",
        "description": "LED constant current output channel 7, maximum 70mA per channel"
      },
      {
        "number": "15",
        "name": "IOUT6",
        "type": "output",
        "description": "LED constant current output channel 6, maximum 70mA per channel"
      },
      {
        "number": "16",
        "name": "IOUT5",
        "type": "output",
        "description": "LED constant current output channel 5, maximum 70mA per channel"
      },
      {
        "number": "17",
        "name": "IOUT4",
        "type": "output",
        "description": "LED constant current output channel 4, maximum 70mA per channel"
      },
      {
        "number": "18",
        "name": "IOUT3",
        "type": "output",
        "description": "LED constant current output channel 3, maximum 70mA per channel"
      },
      {
        "number": "19",
        "name": "IOUT2",
        "type": "output",
        "description": "LED constant current output channel 2, maximum 70mA per channel"
      },
      {
        "number": "20",
        "name": "IOUT1",
        "type": "output",
        "description": "LED constant current output channel 1, maximum 70mA per channel"
      },
      {
        "number": "21",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.2",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.2",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Thermal pad shown in package diagram on PAGE 3 but not assigned explicit pin number in Pin Functions"
        ],
        "pages_sent": 38,
        "cost_usd": 0.2855,
        "at": "2026-10-01T17:34:16"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tps92638-q1",
        "pages": 38,
        "sha256": "162ec04862fafd17",
        "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"
    }
  }
}