LM2596S-5.0-MS

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  "title": "LM2596S-5.0-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",
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  "component": {
    "mpn": "LM2596S-5.0-MS",
    "manufacturer": "MSKSEMI",
    "package": "TO-263-5L",
    "pin_count": 6,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590411711497859072",
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      "lcsc": "C5174628"
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      "source": "Component Ocean /api/assign-pns",
      "digikey": {
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        "status": "quota"
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      {
        "number": "1",
        "name": "Vin",
        "type": "power_in",
        "description": "Positive input supply for the switching regulator, which must be bypassed near the pin; the operating supply voltage is up to 40V for LM2596 (57V for LM2596HV)."
      },
      {
        "number": "2",
        "name": "Output",
        "type": "output",
        "description": "Internal switch output that swings between (Vin − VSAT) and approximately −0.5V at a duty cycle of about VOUT/VIN, so the copper area connected to it should be kept minimal to limit coupling."
      },
      {
        "number": "3",
        "name": "Gnd",
        "type": "power_in",
        "description": "Circuit ground for the regulator."
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      {
        "number": "4",
        "name": "Feedback",
        "type": "input",
        "description": "Senses the regulated output voltage to close the feedback loop; for the adjustable version, the feedback resistors should be placed close to the IC."
      },
      {
        "number": "5",
        "name": "ON/OFF",
        "type": "input",
        "description": "Shutdown control: pulling below approximately 1.3V turns the regulator on and pulling above 1.3V (maximum 25V, absolute max −0.3V to +25V) shuts it down, with the pin left open or tied to ground giving the ON condition."
      },
      {
        "number": "6",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
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        "guard_notes": [
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          "exposed pad 6 added from the footprint",
          "1/6 pins cited to the wrong page (name found elsewhere): ['3:Gnd@p12']"
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        "at": "2026-10-17T21:18:13"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
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        "described": 6,
        "cites_pages": true,
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  "metadata": {
    "specs": {
      "Manufacturer": "MSKSEMI",
      "Package": "TO-263-5L",
      "Category": "Power Management (PMIC)",
      "Pins": "6"
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          "name": "Output Voltage (LM2596-5.0, TJ 25°C standard; full-temp limits used)",
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          "unit": "V",
          "min": 4.75,
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          "name": "Oscillator Frequency",
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        {
          "name": "Saturation Voltage",
          "symbol": "VSAT",
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          "min": null,
          "typ": 1.16,
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          "name": "Standby Quiescent Current",
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          "name": "ON/OFF Pin Logic Input Threshold Voltage Low (Regulator ON)",
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          "name": "ON/OFF Pin Input Voltage",
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          "name": "Feedback Pin Voltage",
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          "name": "Output Voltage to Ground (Steady State)",
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        {
          "name": "Maximum Junction Temperature",
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          "unit": "˚C",
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        {
          "name": "Operating Temperature Range (TJ)",
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          "typ": null,
          "max": 125,
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          "name": "Supply Voltage (LM2596)",
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        {
          "name": "Thermal Resistance, Junction to Case (TO-220 or TO-263 Package)",
          "symbol": "JC",
          "kind": "thermal",
          "unit": "˚C/W",
          "min": null,
          "typ": 2,
          "max": null,
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          "source_page": 5,
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    "name": "Ray",
    "email": "[email protected]"
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