LM2595S-3.3RG

{
  "slug": "lm2595s-3-3rg",
  "version": "0.1.0",
  "type": "component",
  "description": "HANSCHIP semiconductor DC-DC Converters, TO-263-5L. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "lm2595s-3.3rg",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
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  "files": [
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    "README.md",
    "lm2595s-3-3rg.kicad_sym",
    "lm2595s-3-3rg.kicad_mod",
    "lm2595s-3-3rg.glb",
    "lm2595s-3-3rg.step",
    "lm2595s-3-3rg.lbr",
    "docs/hero.png",
    "docs/lm2595s-3-3rg-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm2595s-3-3rg-hero.glb",
    "lm2595s-3-3rg-hero.overlay.json",
    "lm2595s-3-3rg-etched.glb"
  ],
  "component": {
    "mpn": "LM2595S-3.3RG",
    "manufacturer": "HANSCHIP semiconductor",
    "package": "TO-263-5L",
    "pin_count": 6,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8757726605630148608",
    "parts": {
      "symbol": "lm2595s-3-3rg.kicad_sym",
      "footprint": "lm2595s-3-3rg.kicad_mod",
      "model_3d": "lm2595s-3-3rg-hero.glb",
      "model_3d_plain": "lm2595s-3-3rg-etched.glb",
      "model_3d_step": "lm2595s-3-3rg-etched.step",
      "model_3d_step_plain": "lm2595s-3-3rg.step",
      "lbr": "lm2595s-3-3rg.lbr"
    },
    "distributor_links": {
      "lcsc": "C5145316"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T09:38:02Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "OUTPUT",
        "type": "output",
        "description": "Power switch output pin that forms the switching node supplying the output load; the negative voltage at this pin must stay above the internal parasitic diode turn-on voltage, so Schottky diodes with Vf below 0.5V are recommended."
      },
      {
        "number": "2",
        "name": "VIN",
        "type": "power_in",
        "description": "Supply input that requires a DC supply in the 4.5V to 40V range, with a large-value capacitor between VIN and GND to suppress supply noise."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin that should be connected on the layout to the ground path outside the Schottky diode output point so that switching current spikes do not add noise to the supply."
      },
      {
        "number": "4",
        "name": "FEEDBACK",
        "type": "input",
        "description": "Voltage feedback pin that monitors the output through an external resistor divider and regulates it, with a feedback threshold voltage of 1.23V."
      },
      {
        "number": "5",
        "name": "ON_OFF",
        "type": "input",
        "description": "Enable pin in which a high level (threshold 1.4V) shuts the chip down and a low level (threshold 0.8V) enables it, with the pin defaulting to low when floating."
      },
      {
        "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": {
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        "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 one pin table (pins 1-5) for the LM2595 family and does not print a separate TO-; The pin table lists FEEDBACK as I/O, but its described function is only sensing the output voltage, ; The datasheet pin table is the only pinout source and gives no package-specific pin-number column; t",
          "exposed pad 6 added from the footprint"
        ],
        "pages_sent": 12,
        "cost_usd": 0.0359,
        "at": "2026-10-18T09:36:13"
      },
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        "pages": 12,
        "sha256": "a38c73808e083841",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 6,
        "described": 6,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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      "footprint": "viewers/footprint.html"
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        "origin": "footprint origin = pad-pattern centre",
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        "footprint_binding": "identity",
        "sha256": "94c2a3dc1aaad85b6b5193f97d9a7c61b4e28bac25952a1e629557bcf747e246",
        "checked": "2026-10-18",
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        "file": "lm2595s-3-3rg-etched.step",
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        "sha256": "3bfecd2da9d67d6a0a8dbc653fd68a40718044fd8b877ebd3a0c78972831fff6",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
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  }
}