ZXLD1370EST16TC

{
  "slug": "zxld1370est16tc",
  "version": "0.1.0",
  "type": "component",
  "description": "Diodes Incorporated LED Drivers, TSSOP-16-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "led drivers",
    "zxld1370est16tc",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "zxld1370est16tc.kicad_sym",
    "zxld1370est16tc.kicad_mod",
    "zxld1370est16tc.glb",
    "zxld1370est16tc.step",
    "zxld1370est16tc.lbr",
    "docs/hero.png",
    "docs/zxld1370est16tc-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "zxld1370est16tc-hero.glb",
    "zxld1370est16tc-hero.overlay.json",
    "zxld1370est16tc-etched.glb"
  ],
  "component": {
    "mpn": "ZXLD1370EST16TC",
    "manufacturer": "Diodes Incorporated",
    "package": "TSSOP-16-EP",
    "pin_count": 17,
    "category": "LED Drivers",
    "subcategory": "LED Drivers",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588893921590595584",
    "parts": {
      "symbol": "zxld1370est16tc.kicad_sym",
      "footprint": "zxld1370est16tc.kicad_mod",
      "model_3d": "zxld1370est16tc-hero.glb",
      "model_3d_plain": "zxld1370est16tc-etched.glb",
      "model_3d_step": "zxld1370est16tc-etched.step",
      "model_3d_step_plain": "zxld1370est16tc.step",
      "lbr": "zxld1370est16tc.lbr"
    },
    "distributor_links": {
      "lcsc": "C444409"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T18:35:54Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "ADJ",
        "type": "input",
        "description": "DC output current adjust input that is connected to REF for 100% current and driven with 125mV to 2.5V to set 10% to 200% of the set value, with an internal clamp limiting the node to less than 3V."
      },
      {
        "number": "2",
        "name": "REF",
        "type": "output",
        "description": "Internal 1.25V reference voltage output."
      },
      {
        "number": "3",
        "name": "TADJ",
        "type": "input",
        "description": "Temperature adjust input for reducing LED current above a preset temperature through a thermistor or resistor network, and connecting it to REF disables the thermal compensation function."
      },
      {
        "number": "4",
        "name": "SHP",
        "type": "bidirectional",
        "description": "Shaping capacitor for the feedback control loop, which requires a 100pF ±20% capacitor from this pin to ground for loop compensation."
      },
      {
        "number": "5",
        "name": "STATUS",
        "type": "output",
        "description": "Analog operation status output that sits at 4.5V nominal in normal operation, switches to a lower voltage to indicate warnings or faults, and is low during shutdown."
      },
      {
        "number": "6",
        "name": "SGND",
        "type": "power_in",
        "description": "Signal ground that must be connected to 0V, and must be connected together with PGND for correct operation."
      },
      {
        "number": "7",
        "name": "PGND",
        "type": "power_in",
        "description": "Power ground that must be connected to 0V and to pin 8 to maximize copper area."
      },
      {
        "number": "8",
        "name": "N/C",
        "type": "unconnected",
        "description": "Not connected internally; recommended to connect to pin 7 (PGND) to maximize PCB copper for thermal dissipation."
      },
      {
        "number": "9",
        "name": "N/C",
        "type": "unconnected",
        "description": "Not connected internally; recommended to connect to pin 10 (GATE) to permit a wide copper trace to the MOSFET gate."
      },
      {
        "number": "10",
        "name": "GATE",
        "type": "output",
        "description": "Gate drive output to an external NMOS transistor, rated for VGATE of -0.3 to +20V and a continuous output current of 18 mA maximum, and to be connected to pin 9."
      },
      {
        "number": "11",
        "name": "VAUX",
        "type": "power_in",
        "description": "Auxiliary positive supply to the internal switch gate driver, to be connected to VIN or an auxiliary supply of 6V to 15V to reduce internal power dissipation, with an absolute maximum rating of -0.3 to +65V."
      },
      {
        "number": "12",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply to the device with an operating range of 6V to 60V and an absolute maximum rating of -0.3 to +65V, to be decoupled to ground close to the device."
      },
      {
        "number": "13",
        "name": "ISM",
        "type": "input",
        "description": "Current monitor input where the sense resistor connects between this pin and VIN, with a nominal sense voltage of 225mV."
      },
      {
        "number": "14",
        "name": "FLAG",
        "type": "output",
        "description": "Open-drain flag output that is high impedance during normal operation and switches low to indicate a fault or warning, with an absolute maximum rating of 40V."
      },
      {
        "number": "15",
        "name": "PWM",
        "type": "input",
        "description": "Digital PWM current control input accepting 3.3V or 5V logic, driven above 100Hz for dimming, and entering standby when held low for more than 15ms nominal."
      },
      {
        "number": "16",
        "name": "GI",
        "type": "input",
        "description": "Gain setting input that connects to ADJ in buck mode or to a resistive divider from ADJ to SGND for boost and buck-boost modes, with an internal clamp limiting the node to less than 3V."
      },
      {
        "number": "17",
        "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 exposed paddle (EP PAD) is listed on page 3 as a connection to the 0V plane but is not given a p; Pins 8 and 9 are printed as N/C (not connected internally) and were typed as unconnected; the datash; The datasheet's ordering table (page 38) lists ZXLD1370EST16TC in the TSSOP-16EP package, so the pin",
          "exposed pad 17 added from the footprint"
        ],
        "pages_sent": 8,
        "cost_usd": 0.0475,
        "at": "2026-10-18T18:35:37"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588893921590595584",
        "pages": 40,
        "sha256": "c48f3018ec3e0bef",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 17,
        "described": 17,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "zxld1370est16tc.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5.0,
          1.1
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "7982746831c0bd23f4690608869ad67776faae5c762fb0376666126a3998921b",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "zxld1370est16tc-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5.0,
          1.1
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "a4429332a22c11d88b580e4cbfc432c80b6bcdd2ecc226dbe03475ee1f8ea0fc",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}