LM2576SX-5.0-JSM

{
  "schema_version": 1,
  "type": "component",
  "slug": "lm2576sx-5-0-jsm",
  "title": "LM2576SX-5.0-JSM",
  "brief": "JSMSEMI DC-DC Converters, TO-263-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "power management (pmic)",
    "lm2576sx-5.0-jsm",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "LM2576SX-5.0-JSM",
    "manufacturer": "JSMSEMI",
    "package": "TO-263-5",
    "pin_count": 6,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603388351483695104",
    "parts": {
      "symbol": "lm2576sx-5-0-jsm.kicad_sym",
      "footprint": "lm2576sx-5-0-jsm.kicad_mod",
      "model_3d": "lm2576sx-5-0-jsm-hero.glb",
      "model_3d_plain": "lm2576sx-5-0-jsm-etched.glb",
      "model_3d_step": "lm2576sx-5-0-jsm-etched.step",
      "model_3d_step_plain": "lm2576sx-5-0-jsm.step",
      "lbr": "lm2576sx-5-0-jsm.lbr"
    },
    "distributor_links": {
      "lcsc": "C22470422"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T07:29:09Z",
      "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": "Unregulated input supply to the switching regulator; absolute maximum 45 V, 4 V to 40 V operating input range per the features list."
      },
      {
        "number": "2",
        "name": "OUTPUT",
        "type": "output",
        "description": "Switch output of the regulator that drives the external inductor and catch diode; output to common is limited to -1 V steady state."
      },
      {
        "number": "3",
        "name": "COMMON",
        "type": "power_in",
        "description": "Common (ground) pin of the regulator; the package tab is also connected to COMMON."
      },
      {
        "number": "4",
        "name": "FEEDBACK",
        "type": "input",
        "description": "Feedback sense input to the error amplifier, connected to the output for fixed options or to the R1/R2 divider for the adjustable option (Vo = 1.23 (1 + R1/R2))."
      },
      {
        "number": "5",
        "name": "ON/OFF",
        "type": "input",
        "description": "Active-low enable input that shuts the regulator down when high; the pin voltage must stay between -0.3 V and VIN, with VIH min 2.2 V and VIL max 1.0 V."
      },
      {
        "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": "vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The tab is listed as COMMON on the package table but has no pin number, so it is not included as a p; The pinout table is shared by the TO-220-5 and TO-263-5 packages. The TO-263-5 drawing shows pins 1 ",
          "exposed pad 6 added from the footprint",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 12,
        "cost_usd": 0.385,
        "at": "2026-10-19T07:28:41"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603388351483695104",
        "pages": 12,
        "sha256": "f4e598e0081d5190",
        "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": "lm2576sx-5-0-jsm.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          15,
          10,
          4.42
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "94c2a3dc1aaad85b6b5193f97d9a7c61b4e28bac25952a1e629557bcf747e246",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm2576sx-5-0-jsm-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          15,
          10,
          4.42
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "b35d83b3d85f5cb5668824453f906e6c8faf8f926d8d03053ef7857155a32df3",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "JSMSEMI",
      "Package": "TO-263-5",
      "Category": "Power Management (PMIC)",
      "Pins": "6"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "lm2576sx-5.0-jsm"
  ],
  "discovery_pitch": "LM2576SX-5.0-JSM (JSMSEMI) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lm2576sx-5-0-jsm.kicad_sym",
    "lm2576sx-5-0-jsm.kicad_mod",
    "lm2576sx-5-0-jsm.glb",
    "lm2576sx-5-0-jsm.step",
    "lm2576sx-5-0-jsm.lbr",
    "docs/hero.png",
    "docs/lm2576sx-5-0-jsm-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm2576sx-5-0-jsm-hero.glb",
    "lm2576sx-5-0-jsm-hero.overlay.json",
    "lm2576sx-5-0-jsm-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}