LM2576S-ADJRG

{
  "slug": "lm2576s-adjrg",
  "version": "0.1.0",
  "type": "component",
  "description": "HANSCHIP semiconductor DC-DC Converters, TO-263-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "lm2576s-adjrg",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lm2576s-adjrg.kicad_sym",
    "lm2576s-adjrg.kicad_mod",
    "lm2576s-adjrg.glb",
    "lm2576s-adjrg.step",
    "lm2576s-adjrg.lbr",
    "docs/hero.png",
    "docs/lm2576s-adjrg-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm2576s-adjrg-hero.glb",
    "lm2576s-adjrg-hero.overlay.json",
    "lm2576s-adjrg-etched.glb"
  ],
  "component": {
    "mpn": "LM2576S-ADJRG",
    "manufacturer": "HANSCHIP semiconductor",
    "package": "TO-263-5",
    "pin_count": 6,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8757279824383750144",
    "parts": {
      "symbol": "lm2576s-adjrg.kicad_sym",
      "footprint": "lm2576s-adjrg.kicad_mod",
      "model_3d": "lm2576s-adjrg-hero.glb",
      "model_3d_plain": "lm2576s-adjrg-etched.glb",
      "model_3d_step": "lm2576s-adjrg-etched.step",
      "model_3d_step_plain": "lm2576s-adjrg.step",
      "lbr": "lm2576s-adjrg.lbr"
    },
    "distributor_links": {
      "lcsc": "C2977099"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T13:17:29Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VIN",
        "type": "power_in",
        "description": "Unregulated supply input; maximum 40 V for LM2576 and 55 V for LM2576HV."
      },
      {
        "number": "2",
        "name": "Output",
        "type": "output",
        "description": "Switch output of the regulator; output voltage to ground (steady state) is limited to -1 V."
      },
      {
        "number": "3",
        "name": "Ground",
        "type": "power_in",
        "description": "Ground pin; the package tab is also ground."
      },
      {
        "number": "4",
        "name": "Feedback",
        "type": "input",
        "description": "Feedback input for the adjustable version with a 1.23 V reference, with bias current typically 50 nA."
      },
      {
        "number": "5",
        "name": "ON/OFF",
        "type": "input",
        "description": "Active-low shutdown input, TTL compatible, with 50 uA typical standby current and input range -0.3 V to VIN."
      },
      {
        "number": "6",
        "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-sonnet-5-5",
        "primary_mode": "text+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The pin-function text comes from the pin labels in the drawing and from the electrical tables, becau",
          "exposed pad 6 added from the footprint",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 13,
        "cost_usd": 0.3274,
        "at": "2026-10-18T13:15:05"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8757279824383750144",
        "pages": 13,
        "sha256": "49a38e15b1d76c58",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 6,
        "described": 6,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "lm2576s-adjrg.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          15.0,
          10.0,
          4.42
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "94c2a3dc1aaad85b6b5193f97d9a7c61b4e28bac25952a1e629557bcf747e246",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm2576s-adjrg-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          15.0,
          10.0,
          4.42
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "76dfae610eb8e29ec8d7c105d4dd8c36ace312f6bd0c81ecd1dba32fa4fd41c1",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}