XL2596S-5.0E1

{
  "schema_version": 1,
  "type": "component",
  "slug": "xl2596s-5-0e1",
  "title": "XL2596S-5.0E1",
  "brief": "XLSEMI DC-DC Converters, TO-263-5. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "pmic",
    "xl2596s-5.0e1"
  ],
  "component": {
    "mpn": "XL2596S-5.0E1",
    "manufacturer": "XLSEMI",
    "package": "TO-263-5",
    "pin_count": 6,
    "category": "PMIC",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/7c0d877a342e4ef6a1f4af513c646aad.pdf",
    "parts": {
      "symbol": "xl2596s-5-0e1.kicad_sym",
      "footprint": "xl2596s-5-0e1.kicad_mod",
      "model_3d": "xl2596s-5-0e1-etched.glb",
      "model_3d_plain": "xl2596s-5-0e1.glb",
      "model_3d_step": "xl2596s-5-0e1-etched.step",
      "model_3d_step_plain": "xl2596s-5-0e1.step",
      "lbr": "xl2596s-5-0e1.lbr"
    },
    "distributor_links": {
      "lcsc": "C74190"
    },
    "pins": [
      {
        "number": "1",
        "name": "VIN",
        "type": "power_in",
        "description": "Supply voltage input. Operates from 4.5V to 40V DC. Bypass to GND with a suitably large capacitor (e.g. 470uF/35V in the typical app) to eliminate noise on the input. Absolute maximum -0.3 to 45V."
      },
      {
        "number": "2",
        "name": "OUTPUT",
        "type": "output",
        "description": "Power switch output (SW). Internal NPN power transistor emitter/switch node that drives the external inductor and catch (Schottky) diode. Rated for 3A continuous load current with duty cycle up to 100%."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin. Layout critical: route outside of the Schottky diode-to-output-capacitor ground path to prevent switching current spikes from injecting voltage noise into the XL2596. Metal tab is also tied to GND."
      },
      {
        "number": "4",
        "name": "FEEDBACK",
        "type": "input",
        "description": "Feedback pin (FB). Senses the output voltage through an external resistor divider and regulates it to the internal 1.23V reference. For the fixed-5.0V version this pin is tied directly to VOUT (no divider needed)."
      },
      {
        "number": "5",
        "name": "ON/OFF",
        "type": "input",
        "description": "Enable pin with hysteresis. Drive LOW (or float, default low) to turn the device ON; drive HIGH to shut it down (TTL shutdown capable). Absolute max -0.3V to VIN."
      },
      {
        "number": "6",
        "name": "TAB",
        "type": "power_in",
        "description": "Exposed thermal pad. Present in the package land pattern; connect it per the manufacturer datasheet thermal recommendation. Added because the footprint carries this pad and the symbol had no pin for it.",
        "source": "derived-from-footprint"
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/7c0d877a342e4ef6a1f4af513c646aad.pdf",
        "pages": 14,
        "sha256": "c2a385c60d33d0a3",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "pin1": {
      "pad": "1",
      "at": [
        -7.65,
        -3.4
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "TO-263-5_TabPin6@sha256:77e8ff2d643255fc",
      "mark": "drawn"
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "XLSEMI",
      "Package": "TO-263-5",
      "Category": "PMIC",
      "Pins": "5"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "xl2596s-5.0e1"
  ],
  "discovery_pitch": "XL2596S-5.0E1 (XLSEMI) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "xl2596s-5-0e1.kicad_sym",
    "xl2596s-5-0e1.kicad_mod",
    "xl2596s-5-0e1.glb",
    "xl2596s-5-0e1.step",
    "xl2596s-5-0e1-etched.step",
    "xl2596s-5-0e1.lbr",
    "docs/hero.png",
    "docs/xl2596s-5-0e1-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "variants": [
    {
      "mpn": "XL2596S-5.0E1",
      "kind": "packaging"
    },
    {
      "mpn": "XL2596S-5.0E1S-3.3E1",
      "kind": "packaging"
    },
    {
      "mpn": "XL2596S-5.0E1S-ADJE1",
      "kind": "packaging"
    },
    {
      "mpn": "XL2596S-5.0E1S-12E1",
      "kind": "packaging"
    },
    {
      "mpn": "XL2596S-5.0E1T-5.0E1",
      "kind": "packaging"
    },
    {
      "mpn": "XL2596S-5.0E1T-3.3E1",
      "kind": "packaging"
    },
    {
      "mpn": "XL2596S-5.0E1T-ADJE1",
      "kind": "packaging"
    },
    {
      "mpn": "XL2596S-5.0E1T-12E1",
      "kind": "packaging"
    }
  ],
  "updated_at": "2026-09-25T14:31:16.564Z"
}