LD5762EGR

{
  "slug": "ld5762egr",
  "version": "0.1.0",
  "type": "component",
  "description": "Leadtrend Tech AC-DC Controllers & Regulators, SOP-7. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management ics",
    "ld5762egr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ld5762egr.kicad_sym",
    "ld5762egr.kicad_mod",
    "ld5762egr.glb",
    "ld5762egr.step",
    "ld5762egr.lbr",
    "docs/hero.png",
    "docs/ld5762egr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ld5762egr-hero.glb",
    "ld5762egr-hero.overlay.json",
    "ld5762egr-etched.glb"
  ],
  "component": {
    "mpn": "LD5762EGR",
    "manufacturer": "Leadtrend Tech",
    "package": "SOP-7",
    "pin_count": 7,
    "category": "Power Management ICs",
    "subcategory": "AC-DC Controllers & Regulators",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/3a462bba8e8aaeb750d739f4429673b7.pdf",
    "parts": {
      "symbol": "ld5762egr.kicad_sym",
      "footprint": "ld5762egr.kicad_mod",
      "model_3d": "ld5762egr-hero.glb",
      "model_3d_plain": "ld5762egr-etched.glb",
      "model_3d_step": "ld5762egr-etched.step",
      "model_3d_step_plain": "ld5762egr.step",
      "lbr": "ld5762egr.lbr"
    },
    "distributor_links": {
      "lcsc": "C648774"
    },
    "distributor_check": {
      "checked_at": "2026-11-05T15:47:44Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "FB",
        "type": "input",
        "description": "Auxiliary voltage sense for output overvoltage protection (VFB_OVP trip at 3V) and quasi-resonant detection, with FB undervoltage protection triggered below 0.5V during gate-off."
      },
      {
        "number": "2",
        "name": "COMP",
        "type": "input",
        "description": "Voltage feedback pin to connect a photo-coupler for closing the control loop, with COMP pulled below VZDC (1.95V typical) disabling the gate output."
      },
      {
        "number": "3",
        "name": "CS",
        "type": "input",
        "description": "Current sense pin for the MOSFET current, with a maximum current-sense voltage threshold of 0.83V and a 300ns leading-edge blanking time."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the controller."
      },
      {
        "number": "5",
        "name": "OUT",
        "type": "output",
        "description": "Gate drive output that drives the external MOSFET, with output current rated +300mA/-800mA."
      },
      {
        "number": "6",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage pin, with UVLO turn-on at 16V and turn-off at 6V and an OVP level of 28.5V typical."
      },
      {
        "number": "8",
        "name": "HV",
        "type": "input",
        "description": "Connected to AC line/neutral through a resistor to provide startup current, with an internal divider monitoring AC line for brown-in/out and HV rated to 710V."
      }
    ],
    "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 SOP-7 variant (LD5762EGR) has no pin 7; pin 7 is NC and appears only on the SOP-8 package, so it"
        ],
        "pages_sent": 19,
        "cost_usd": 0.0198,
        "at": "2026-11-05T15:47:36"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/3a462bba8e8aaeb750d739f4429673b7.pdf",
        "pages": 19,
        "sha256": "818e1573b2f1a8bd",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 7,
        "described": 7,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "ld5762egr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          5.4,
          4.9,
          1.1
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "4c9435ffd3683a4ae45655e397c25900eda4f6782a526780f4f7b7b99a32dca7",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ld5762egr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          5.4,
          4.9,
          1.1
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "37205515167efed667148e1f0d02bf7bffd3f1fddb0dbd92946d642d6a3244c1",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}