XH2576-12

{
  "schema_version": 1,
  "type": "component",
  "slug": "xh2576-12",
  "title": "XH2576-12",
  "brief": "XINLUDA DC-DC Converters, TO-263-5. 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 management (pmic)",
    "xh2576-12",
    "factory-2.0.0",
    "extractor-text"
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  "component": {
    "mpn": "XH2576-12",
    "manufacturer": "XINLUDA",
    "package": "TO-263-5",
    "pin_count": 6,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588905219694059520",
    "parts": {
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      "model_3d_step": "xh2576-12-etched.step",
      "model_3d_step_plain": "xh2576-12.step",
      "lbr": "xh2576-12.lbr"
    },
    "distributor_links": {
      "lcsc": "C609789"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T09:34:24Z",
      "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 connected to the collector of the high-side transistor; connect to the power supply and input bypass capacitor CIN, keeping the path from VIN to CIN and GND as short as possible."
      },
      {
        "number": "2",
        "name": "OUTPUT",
        "type": "output",
        "description": "Emitter of the power transistor and switching node; connect to the inductor and the cathode of the external catch diode."
      },
      {
        "number": "3",
        "name": "GROUND",
        "type": "power_in",
        "description": "Ground pin; the path to CIN must be as short as possible, and on the TO-263 package this pin and the tab are both ground and either may be used."
      },
      {
        "number": "4",
        "name": "FEEDBACK",
        "type": "input",
        "description": "Feedback sense input; connect to the midpoint of the feedback divider to set VOUT on the ADJ version, or directly to the output capacitor on fixed-output versions."
      },
      {
        "number": "5",
        "name": "ON/OFF",
        "type": "input",
        "description": "Enable input where high = OFF and low = ON (device is in shutdown above 1.4 V and switching below 1.2 V); connect to GND to enable and do not leave it 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",
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        "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 names the package 'TO-263' (ordering table and thermal table) and never prints 'TO-263; The TO-263 tab is electrically ground (page 19) but is not given a pin number in the datasheet, so i; The MPN XH2576-12 is listed in the ordering table (page 22) as TO-263, 10.00 x 8.80 mm, so the packa",
          "exposed pad 6 added from the footprint"
        ],
        "pages_sent": 22,
        "cost_usd": 0.0809,
        "at": "2026-10-18T09:31:59"
      },
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        "pages": 22,
        "sha256": "4de0ae504a7df7a4",
        "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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  "metadata": {
    "specs": {
      "Manufacturer": "XINLUDA",
      "Package": "TO-263-5",
      "Category": "Power Management (PMIC)",
      "Pins": "6"
    },
    "appearance": {
      "contacts": {
        "quote": "Figure 26 and Figure 32). For the TO-263 style package, both the tab and pin 3 are ground and either connection may be used, as they are both part of the same copper lead frame. 10.3 Heat Sink and The",
        "page": 19,
        "doc": "ds.pdf",
        "material": "copper"
      },
      "version": 1,
      "datasheet_sha256": "4de0ae504a7df7a4c5b9876440b97a7143163a4d6065cbdea620f716d66c84e8"
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    "characteristics": {
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          "name": "Output voltage (12 V version)",
          "symbol": "VOUT",
          "kind": "tolerance",
          "unit": "V",
          "min": 11.76,
          "typ": 12,
          "max": 12.24,
          "conditions": "VIN = 25 V, ILOAD = 0.5 A",
          "source_page": 4,
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        {
          "name": "Output voltage (12 V version)",
          "symbol": "VOUT",
          "kind": "tolerance",
          "unit": "V",
          "min": 11.52,
          "typ": 12,
          "max": 12.48,
          "conditions": "0.5 A ≤ ILOAD ≤ 3 A, 15 V ≤ VIN ≤ 40 V, TJ = 25°C",
          "source_page": 4,
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        {
          "name": "Output voltage (12 V version)",
          "symbol": "VOUT",
          "kind": "tolerance",
          "unit": "V",
          "min": 11.4,
          "typ": null,
          "max": 12.6,
          "conditions": "0.5 A ≤ ILOAD ≤ 3 A, 15 V ≤ VIN ≤ 40 V, applies over full operating temperature range",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Oscillator frequency",
          "symbol": "fO",
          "kind": "tolerance",
          "unit": "kHz",
          "min": 47,
          "typ": 52,
          "max": 58,
          "conditions": "TJ = 25°C",
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        {
          "name": "Oscillator frequency",
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          "kind": "tolerance",
          "unit": "kHz",
          "min": 42,
          "typ": 52,
          "max": 63,
          "conditions": "Applies over full operating temperature range",
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        {
          "name": "Saturation voltage",
          "symbol": "VSAT",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.4,
          "max": 1.8,
          "conditions": "IOUT = 3 A, TJ = 25°C",
          "source_page": 6,
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        },
        {
          "name": "Saturation voltage",
          "symbol": "VSAT",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 2,
          "conditions": "IOUT = 3 A, applies over full operating temperature range",
          "source_page": 6,
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        },
        {
          "name": "Current limit",
          "symbol": "ICL",
          "kind": "electrical",
          "unit": "A",
          "min": 4.2,
          "typ": 5.8,
          "max": 6.9,
          "conditions": "TJ = 25°C",
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        {
          "name": "Current limit",
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          "kind": "electrical",
          "unit": "A",
          "min": 3.5,
          "typ": null,
          "max": 7.5,
          "conditions": "Applies over full operating temperature range",
          "source_page": 6,
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        },
        {
          "name": "Output leakage current",
          "symbol": "IL",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 2,
          "max": 30,
          "conditions": "Output = 0 V; Output = −1 V (notes 6, 7)",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Quiescent current",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 5,
          "max": 10,
          "conditions": "Feedback pin connected to +25 V (12-V version), output forced OFF (note 6)",
          "source_page": 6,
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        },
        {
          "name": "Standby quiescent current",
          "symbol": "ISTBY",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 50,
          "max": 200,
          "conditions": "ON/OFF pin = 5 V (OFF)",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "ON/OFF pin logic input high level",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "V",
          "min": 2.2,
          "typ": 1.4,
          "max": null,
          "conditions": "VOUT = 0 V, TJ = 25°C",
          "source_page": 6,
          "source": "datasheet"
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        {
          "name": "ON/OFF pin logic input high level",
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          "min": 2.4,
          "typ": null,
          "max": null,
          "conditions": "Applies over full operating temperature range",
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        {
          "name": "ON/OFF pin logic input low level",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
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          "max": 1.2,
          "conditions": "VOUT = nominal output voltage, TJ = 25°C",
          "source_page": 6,
          "source": "datasheet"
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        {
          "name": "ON/OFF pin logic input low level",
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          "conditions": "VOUT = nominal output voltage, applies over full operating temperature range",
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        {
          "name": "ON/OFF pin input current high",
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          "kind": "electrical",
          "unit": "μA",
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          "typ": 12,
          "max": 30,
          "conditions": "ON/OFF pin = 5 V (OFF)",
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        {
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          "kind": "electrical",
          "unit": "μA",
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          "typ": 0,
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          "conditions": "ON/OFF pin = 0 V (ON)",
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        {
          "name": "Operating junction temperature range",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "XH2576 recommended operating junction temperature range",
          "source_page": 3,
          "source": "datasheet"
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        {
          "name": "Supply voltage",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 40,
          "conditions": "XH2576",
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        {
          "name": "Maximum supply voltage",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 45,
          "conditions": "XH2576",
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          "source": "datasheet"
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        {
          "name": "ON/OFF pin input voltage",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "−0.3 V ≤ V ≤ +VIN",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output voltage to ground (steady-state)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -1,
          "typ": null,
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          "conditions": "Steady-state",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Maximum junction temperature",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
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        {
          "name": "Storage temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-ambient thermal resistance",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 42.6,
          "max": null,
          "conditions": "TO-263 package",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-case (top) thermal resistance",
          "symbol": "RθJC(top)",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 43.3,
          "max": null,
          "conditions": "TO-263 package",
          "source_page": 3,
          "source": "datasheet"
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        {
          "name": "Junction-to-board thermal resistance",
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          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 22.4,
          "max": null,
          "conditions": "TO-263 package",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-case (bottom) thermal resistance",
          "symbol": "RθJC(bot)",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 0.4,
          "max": null,
          "conditions": "TO-263 package",
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          "source": "datasheet"
        }
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    }
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  "author": {
    "name": "Ray",
    "email": "[email protected]"
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