TMI5102

{
  "schema_version": 1,
  "type": "component",
  "slug": "tmi5102",
  "title": "TMI5102",
  "brief": "TMI LED Drivers, SOT-23-5. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "led-drv",
    "tmi5102"
  ],
  "component": {
    "mpn": "TMI5102",
    "manufacturer": "TMI",
    "package": "SOT-23-5",
    "pin_count": 5,
    "category": "LED-drv",
    "subcategory": "LED Drivers",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2201121530_TMI-TMI5102_C2931560.pdf",
    "parts": {
      "symbol": "tmi5102.kicad_sym",
      "footprint": "tmi5102.kicad_mod",
      "model_3d": "tmi5102-etched.glb",
      "model_3d_plain": "tmi5102.glb",
      "model_3d_step": "tmi5102-etched.step",
      "model_3d_step_plain": "tmi5102.step",
      "lbr": "tmi5102.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "EN",
        "type": "input",
        "description": "Chip enable pin. Drive above 1.5V (V_IH) to turn the part on; drive below 0.4V (V_IL) to turn it off. Do not leave floating. Leakage typ ±0.01µA, max ±1.0µA."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground return pin for the device."
      },
      {
        "number": "3",
        "name": "LX",
        "type": "output",
        "description": "Power switch node output - connection to the external step-down inductor. Internal high-side PMOS RDS(on) typ 120mΩ, low-side NMOS typ 70mΩ. Peak current limit 2.5A typ. Absolute max -0.3V to 6.5V (transients to -3.5V/+7.5V for <5ns)."
      },
      {
        "number": "4",
        "name": "VIN",
        "type": "power_in",
        "description": "Power supply input, 2.5V to 5.5V operating range (abs max 6.5V, OVP threshold 6.0V typ, UVLO threshold 2.3V typ). Must be closely decoupled to GND with a 10µF or greater ceramic capacitor."
      },
      {
        "number": "5",
        "name": "FB",
        "type": "input",
        "description": "Feedback pin. Regulated feedback voltage is 100mV typical. A current-sense resistor R1 connected between FB and GND programs LED current per ILED = VFB / R1 (e.g. 50mΩ → 2A)."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2201121530_TMI-TMI5102_C2931560.pdf",
        "pages": 9,
        "sha256": "71e737f96cf49106",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "tmi5102.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "720a6eab0024069bbee68e7cb4c3ff1149468a34611225cdc852662c5d0ec2b7",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tmi5102-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "2025862e9dcc5dfc05908e11f90ded9b1105ae5c894c7cdde28337ed962a5158",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "TMI",
      "Package": "SOT-23-5",
      "Category": "LED-drv",
      "Pins": "5"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "tmi5102"
  ],
  "discovery_pitch": "TMI5102 (TMI) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tmi5102.kicad_sym",
    "tmi5102.kicad_mod",
    "tmi5102.glb",
    "tmi5102.step",
    "tmi5102.lbr",
    "docs/hero.png",
    "docs/tmi5102-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-25T11:02:34.384Z"
}