TMI8037

{
  "slug": "tmi8037",
  "version": "0.1.0",
  "type": "component",
  "description": "TMI Power Management - Specialized, ESOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "tmi8037",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tmi8037.kicad_sym",
    "tmi8037.kicad_mod",
    "tmi8037.glb",
    "tmi8037.step",
    "tmi8037.lbr",
    "docs/hero.png",
    "docs/tmi8037-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tmi8037-hero.glb",
    "tmi8037-hero.overlay.json",
    "tmi8037-etched.glb"
  ],
  "component": {
    "mpn": "TMI8037",
    "manufacturer": "TMI",
    "package": "ESOP-8",
    "pin_count": 9,
    "category": "Power Management (PMIC)",
    "subcategory": "Power Management - Specialized",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588918049211109377",
    "parts": {
      "symbol": "tmi8037.kicad_sym",
      "footprint": "tmi8037.kicad_mod",
      "model_3d": "tmi8037-hero.glb",
      "model_3d_plain": "tmi8037-etched.glb",
      "model_3d_step": "tmi8037-etched.step",
      "model_3d_step_plain": "tmi8037.step",
      "lbr": "tmi8037.lbr"
    },
    "distributor_links": {
      "lcsc": "C840547"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T05:23:17Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VLNB",
        "type": "power_out",
        "description": "LNB output pin that delivers the 14V/19V supply to the LNB, with the 22kHz DiSEqC tone superimposed (±350mV) and output current limited to 500-750mA."
      },
      {
        "number": "2",
        "name": "BOOST",
        "type": "power_in",
        "description": "BOOST converter output voltage sense and the input terminal of the internal LDO, which withstands a back voltage of 27V."
      },
      {
        "number": "3",
        "name": "LX",
        "type": "passive",
        "description": "DC-DC converter switch node, connected to the boost inductor (LX voltage range -2 to 30V absolute maximum)."
      },
      {
        "number": "4",
        "name": "VIN",
        "type": "power_in",
        "description": "Power supply input, operating over 9V to 14V (12V typical) with an input UVLO threshold of 7.5V (rising)."
      },
      {
        "number": "5",
        "name": "EN",
        "type": "input",
        "description": "Enable input: a low level disables the output and a high level (1.5V minimum) enables it, with absolute maximum supply voltage range of -0.3 to 24V."
      },
      {
        "number": "6",
        "name": "H_L",
        "type": "input",
        "description": "Output voltage select input: high selects 19V and low selects 14V, with logic high at 1.5V minimum and logic low at 0.55V maximum (absolute maximum -0.3 to 6V)."
      },
      {
        "number": "7",
        "name": "VCP",
        "type": "passive",
        "description": "Charge pump node for the LDO supply; a 10nF capacitor connects from VCP to GND or to BOOST, and if connected to GND its voltage rating should be 50V."
      },
      {
        "number": "8",
        "name": "TONE",
        "type": "input",
        "description": "22kHz TONE signal input (20-22kHz range) that must be held low when no tone is applied, with absolute maximum voltage range of -0.3 to 6V."
      },
      {
        "number": "9",
        "name": "GND",
        "type": "power_in",
        "description": "Power ground, provided on the exposed pad at the bottom of the package."
      }
    ],
    "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: BOOST and VCP are described by function rather than an electrical class; BOOST is typed power_in as ; Pin 9 is the exposed thermal pad, listed in the datasheet as Power GND; it is included as pin 9 per ; The package pin diagram on page 4 is garbled in the text extraction; the pin numbers were taken from"
        ],
        "pages_sent": 11,
        "cost_usd": 0.0472,
        "at": "2026-10-19T05:20:18"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588918049211109377",
        "pages": 11,
        "sha256": "0ac3e15ccc7759d9",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 9,
        "described": 9,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "tmi8037.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.9,
          4.9,
          1.65
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "f1718a42c5ea007e8e2dd672ac39a1bb358ee4849bd53c42e21ce83e0e5df7a9",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tmi8037-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.9,
          4.9,
          1.65
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "62cfdf2bac3d9bef52406da8da4a5fb707a11c2deb632dbaffe067bf0a8f907d",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}