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Ray Set visibility: public e07dc78 4d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "lm2596s-adj-ms",
  "title": "LM2596S-ADJ-MS",
  "brief": "MSKSEMI DC-DC Converters, TO-263-5L. 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 supply chip",
    "lm2596s-adj-ms",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "LM2596S-ADJ-MS",
    "manufacturer": "MSKSEMI",
    "package": "TO-263-5L",
    "pin_count": 6,
    "category": "Power Supply Chip",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/d7d0782e2c4985a4793c4175796fae1a.pdf",
    "parts": {
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      "footprint": "lm2596s-adj-ms.kicad_mod",
      "model_3d": "lm2596s-adj-ms-hero.glb",
      "model_3d_plain": "lm2596s-adj-ms-etched.glb",
      "model_3d_step": "lm2596s-adj-ms-etched.step",
      "model_3d_step_plain": "lm2596s-adj-ms.step",
      "lbr": "lm2596s-adj-ms.lbr"
    },
    "distributor_links": {
      "lcsc": "C5174629"
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    "distributor_check": {
      "checked_at": "2026-10-22T23:16:52Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "deferred",
        "error": "shared DigiKey quota guard: 579 calls left today"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
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        "name": "Vin",
        "type": "power_in",
        "description": "Positive input supply for the IC switching regulator; needs a suitable input bypass capacitor close to the pin, operating supply up to 40V for LM2596 (57V for HV)."
      },
      {
        "number": "2",
        "name": "Output",
        "type": "output",
        "description": "Internal switch output that swings between (+VIN − VSAT) and approximately −0.5V; keep connected PC board copper area minimal."
      },
      {
        "number": "3",
        "name": "Gnd",
        "type": "power_in",
        "description": "Circuit ground."
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      {
        "number": "4",
        "name": "Feedback",
        "type": "input",
        "description": "Senses the regulated output voltage to complete the feedback loop (1.230V typical reference on the adjustable version); absolute maximum −0.3V to +25V."
      },
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        "number": "5",
        "name": "ON/OFF",
        "type": "input",
        "description": "Shutdown logic input, active low or floating turns regulator on; pulling above approximately 1.3V (max 25V) shuts it down to about 80 µA standby current."
      },
      {
        "number": "6",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
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        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Datasheet pin table lists pins by name only; pin 1-5 numbering taken from the TO263-5L pin assignmen"
        ],
        "pages_sent": 19,
        "cost_usd": 0.1206,
        "at": "2026-10-22T23:16:42"
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        "pages": 19,
        "sha256": "0157580195f9795e",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 6,
        "described": 6,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
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    "viewers": {
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      "footprint": "viewers/footprint.html"
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    "models_3d": [
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
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        "footprint_binding": "identity",
        "sha256": "94c2a3dc1aaad85b6b5193f97d9a7c61b4e28bac25952a1e629557bcf747e246",
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  "metadata": {
    "specs": {
      "Manufacturer": "MSKSEMI",
      "Package": "TO-263-5L",
      "Category": "Power Supply Chip",
      "Pins": "6"
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          "name": "Efficiency",
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          "unit": "%",
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          "conditions": "VIN = 12V, VOUT = 3V, ILOAD = 3A",
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          "conditions": "Note 6",
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          "conditions": "IOUT = 3A (Notes 7, 8)",
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        },
        {
          "name": "Max Duty Cycle (ON)",
          "symbol": "DC",
          "kind": "electrical",
          "unit": "%",
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          "max": null,
          "conditions": "Note 8",
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        {
          "name": "Min Duty Cycle (OFF)",
          "symbol": "DC",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 0,
          "max": null,
          "conditions": "Note 9",
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          "source": "datasheet"
        },
        {
          "name": "Current Limit (25C)",
          "symbol": "ICL",
          "kind": "electrical",
          "unit": "A",
          "min": 3.6,
          "typ": 4.5,
          "max": 6.9,
          "conditions": "Peak Current (Notes 7, 8)",
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        {
          "name": "Current Limit (full temp range)",
          "symbol": "ICL",
          "kind": "electrical",
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          "min": 3.4,
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          "max": 7.5,
          "conditions": "Peak Current (Notes 7, 8)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output Leakage Current",
          "symbol": "IL",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "Output = 0V (Notes 7, 9)",
          "source_page": 5,
          "source": "datasheet"
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        {
          "name": "Output Leakage Current",
          "symbol": "IL",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 2,
          "max": 30,
          "conditions": "Output = −1V (Note 10)",
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          "max": 10,
          "conditions": "Note 9",
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          "name": "Standby Quiescent Current (25C)",
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          "conditions": "ON/OFF pin = 5V (OFF) (Note 10)",
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          "name": "ON/OFF Threshold Voltage Low (Regulator ON)",
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        {
          "name": "ON/OFF Threshold Voltage High (Regulator OFF)",
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          "name": "ON/OFF Pin Input Current (Regulator OFF)",
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          "kind": "electrical",
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          "min": null,
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          "name": "ON/OFF Pin Input Current (Regulator ON)",
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          "source_page": 6,
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        {
          "name": "Thermal Resistance Junction to Case",
          "symbol": "θJC",
          "kind": "thermal",
          "unit": "°C/W",
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          "name": "Thermal Resistance Junction to Ambient",
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          "kind": "thermal",
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          "min": null,
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          "name": "Thermal Resistance Junction to Ambient",
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          "name": "Thermal Resistance Junction to Ambient",
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          "conditions": "TO-263, 3 in2 copper, double sided (Note 14)",
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          "name": "Maximum Supply Voltage",
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          "name": "ON/OFF Pin Input Voltage",
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          "name": "Lead Temperature, Vapor Phase",
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  },
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  "discovery_triggers": [
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  "discovery_pitch": "LM2596S-ADJ-MS (MSKSEMI) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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