TJ9910AGD

{
  "slug": "tj9910agd",
  "version": "0.1.0",
  "type": "component",
  "description": "HTC Korea TAEJIN Tech LED Drivers, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "led drivers",
    "tj9910agd",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tj9910agd.kicad_sym",
    "tj9910agd.kicad_mod",
    "tj9910agd.glb",
    "tj9910agd.step",
    "tj9910agd.lbr",
    "docs/hero.png",
    "docs/tj9910agd-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tj9910agd-hero.glb",
    "tj9910agd-hero.overlay.json",
    "tj9910agd-etched.glb"
  ],
  "component": {
    "mpn": "TJ9910AGD",
    "manufacturer": "HTC Korea TAEJIN Tech",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "LED Drivers",
    "subcategory": "LED Drivers",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603077049619922944",
    "parts": {
      "symbol": "tj9910agd.kicad_sym",
      "footprint": "tj9910agd.kicad_mod",
      "model_3d": "tj9910agd-hero.glb",
      "model_3d_plain": "tj9910agd-etched.glb",
      "model_3d_step": "tj9910agd-etched.step",
      "model_3d_step_plain": "tj9910agd.step",
      "lbr": "tj9910agd.lbr"
    },
    "distributor_links": {
      "lcsc": "C7463705"
    },
    "distributor_check": {
      "checked_at": "2026-10-20T21:43:37Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VIN",
        "type": "power_in",
        "description": "High-voltage input supply pin, with a DC input range of 10V to 600V and an input surge withstand of up to 600V."
      },
      {
        "number": "2",
        "name": "CS",
        "type": "input",
        "description": "Senses the LED string current through the external series sense resistor; gate drive turns off when the CS voltage exceeds the internal 250 mV threshold (238 mV to 262 mV)."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device; all absolute maximum voltage ratings are specified to GND."
      },
      {
        "number": "4",
        "name": "GATE",
        "type": "output",
        "description": "Drives the gate of the external power MOSFET, with high output at VDD-0.3V minimum and low output at 0.3V maximum."
      },
      {
        "number": "5",
        "name": "PWM_D",
        "type": "input",
        "description": "Low-frequency PWM dimming input that also acts as the enable; input low is 0.8V maximum and input high is 2.0V minimum, with an internal 100kΩ pull-down to GND, and pulling it low disables the converter."
      },
      {
        "number": "6",
        "name": "VDD",
        "type": "power_out",
        "description": "Internally regulated supply output of 7.0V to 8.0V (7.5V typical) that can also be driven externally, with a maximum applied voltage of 10.0V and up to 0.7mA available for external circuitry at VIN = 10V to 100V."
      },
      {
        "number": "7",
        "name": "LD",
        "type": "input",
        "description": "Linear dimming input where a control voltage from 0 to 250 mV overrides the internal 250 mV CS threshold; voltages above 250 mV do not change the output current."
      },
      {
        "number": "8",
        "name": "ROSC",
        "type": "input",
        "description": "Oscillator control pin where a resistor to GND sets the switching frequency, for example 1.00MΩ gives 25 kHz typical and 226kΩ gives 100 kHz typical."
      }
    ],
    "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 gives VIN only as 'Input Voltage' and an input supply range; the power_in class is an ; VDD is a regulated output but the datasheet also allows an external voltage to be applied to it (max; The pin description states a 100kΩ internal pull-down, while the electrical table gives 50kΩ to 150k"
        ],
        "pages_sent": 8,
        "cost_usd": 0.0321,
        "at": "2026-10-20T21:37:49"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603077049619922944",
        "pages": 8,
        "sha256": "ddc61bfab8bfd5f8",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "tj9910agd.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-20",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tj9910agd-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "700fa8741fddd99ff9909c2cdea675723fd81f33a4cfa941339e1bf3c8450b12",
        "checked": "2026-10-20",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}