LM2596HVS-3.3RG

{
  "slug": "lm2596hvs-3-3rg",
  "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)",
    "lm2596hvs-3.3rg",
    "factory-2.0.0",
    "extractor-text"
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  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
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  "files": [
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    "lm2596hvs-3-3rg.glb",
    "lm2596hvs-3-3rg.step",
    "lm2596hvs-3-3rg.lbr",
    "docs/hero.png",
    "docs/lm2596hvs-3-3rg-datasheet.pdf",
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    "viewers/footprint.html",
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  "component": {
    "mpn": "LM2596HVS-3.3RG",
    "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/8603358261408116736",
    "parts": {
      "symbol": "lm2596hvs-3-3rg.kicad_sym",
      "footprint": "lm2596hvs-3-3rg.kicad_mod",
      "model_3d": "lm2596hvs-3-3rg-hero.glb",
      "model_3d_plain": "lm2596hvs-3-3rg-etched.glb",
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      "lbr": "lm2596hvs-3-3rg.lbr"
    },
    "distributor_links": {
      "lcsc": "C22439314"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T17:06:46Z",
      "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": "Supply input pin; requires a DC supply of 4.5V to 40V (57V for the HV type), with a large capacitor placed between this pin and ground to suppress supply noise."
      },
      {
        "number": "2",
        "name": "OUTPUT",
        "type": "output",
        "description": "Power switch output pin; it is the switching node that drives the output load and inductor."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin; the datasheet says it should be routed on a ground path separate from the output point of the Schottky diode to prevent switching-current spikes from coupling noise into the supply."
      },
      {
        "number": "4",
        "name": "FEEDBACK",
        "type": "input",
        "description": "Voltage feedback pin that senses the output through an external resistor divider; the feedback threshold voltage is 1.23V."
      },
      {
        "number": "5",
        "name": "ON_OFF",
        "type": "input",
        "description": "Enable pin: applying a high level (above 1.4V threshold) shuts the chip down, a low level (below 0.8V) enables it, and it defaults to low when left 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 pin table (page 6) gives pin numbers 1-5 for the whole LM2596/LM2596HV family and does; The ordering table on pages 1-2 confirms LM2596HVS-3.3RG is sold in TO-263-5 packaging (tape and ree; Some pin description text in the source is OCR-garbled (GND and ON_OFF entries, and the Chinese text",
          "exposed pad 6 added from the footprint"
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        "at": "2026-10-18T17:04:33"
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        "pages": 14,
        "sha256": "27a648127d802573",
        "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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        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  }
}