XL1507-5.0E1

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  "slug": "xl1507-5-0e1",
  "title": "XL1507-5.0E1",
  "brief": "XLSEMI XL1507 5 0E1 DC-DC Converters, TO-252-5. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
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  "component": {
    "mpn": "XL1507-5.0E1",
    "manufacturer": "XLSEMI XL1507 5 0E1",
    "package": "TO-252-5",
    "pin_count": 6,
    "category": "PMIC",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/d1634548c27a4f75bf9ff8a24dbb3cde.pdf",
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      "lcsc": "C74195"
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    "pins": [
      {
        "number": "1",
        "name": "VIN",
        "type": "power_in",
        "description": "Supply Voltage Input Pin. Operates from a 4.5V to 40V DC voltage (absolute max 45V). Bypass VIN to GND with a suitably large capacitor to eliminate noise on the input."
      },
      {
        "number": "2",
        "name": "OUTPUT",
        "type": "output",
        "description": "Power Switch Output Pin (SW). Output is the internal power transistor switch node that supplies power to the output through the external inductor and Schottky freewheeling diode. Rated for 3A continuous."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground Pin. Care must be taken in layout: this pin should be placed outside of the Schottky diode to output capacitor ground path to prevent switching current spikes from inducing voltage noise into the XL1507. The exposed metal tab is also tied to GND."
      },
      {
        "number": "4",
        "name": "FEEDBACK",
        "type": "input",
        "description": "Feedback Pin (FB). Senses the output voltage via an external resistor divider and regulates it. Internal feedback threshold voltage is 1.23V. On the -5.0 fixed version an internal divider (R1=2.5k, R2=7.6k) sets the 5V output."
      },
      {
        "number": "5",
        "name": "ON/OFF",
        "type": "input",
        "description": "Enable Pin. Drive ON/OFF pin LOW to turn on the device; drive it HIGH to turn it off. TTL-compatible with hysteresis. Floating defaults low (device ON). Absolute max voltage is 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": {
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        "pages": 12,
        "sha256": "7b23fa3d2ebf161b",
        "source_tier": "mfr"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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    "pin1": {
      "pad": "1",
      "at": [
        -5.04,
        -2.28
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "TO-252-5_TabPin6@sha256:b88245799fb0ada0",
      "mark": "drawn"
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        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9.9,
          6.5,
          2.32
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
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        "checked": "2026-10-07",
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  "metadata": {
    "specs": {
      "Manufacturer": "XLSEMI",
      "Package": "TO-252-5",
      "Category": "PMIC",
      "Pins": "5"
    },
    "characteristics": {
      "version": 1,
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      "rows": [
        {
          "name": "Output Voltage",
          "symbol": "VOUT",
          "kind": "tolerance",
          "unit": "V",
          "min": 4.8,
          "typ": 5,
          "max": 5.2,
          "conditions": "Vin = 7V to 40V, Iload=0.2A to 3A",
          "source_page": 6,
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        },
        {
          "name": "Input operation voltage",
          "symbol": "Vin",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 4.5,
          "typ": null,
          "max": 40,
          "conditions": "",
          "source_page": 7,
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        },
        {
          "name": "Switch Current Limit",
          "symbol": "IL",
          "kind": "electrical",
          "unit": "A",
          "min": 3.6,
          "typ": 4.8,
          "max": 6.9,
          "conditions": "VFB =0",
          "source_page": 7,
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        },
        {
          "name": "Oscillator Frequency",
          "symbol": "Fosc",
          "kind": "electrical",
          "unit": "Khz",
          "min": 127,
          "typ": 150,
          "max": 173,
          "conditions": "",
          "source_page": 7,
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        },
        {
          "name": "ON/OFF Pin Threshold, High (Regulator OFF)",
          "symbol": "VON/OFF",
          "kind": "electrical",
          "unit": "V",
          "min": 1.4,
          "typ": null,
          "max": null,
          "conditions": "High (Regulator OFF)",
          "source_page": 7,
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        },
        {
          "name": "ON/OFF Pin Threshold, Low (Regulator ON)",
          "symbol": "VON/OFF",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.8,
          "conditions": "Low (Regulator ON)",
          "source_page": 7,
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        },
        {
          "name": "Output Saturation Voltage",
          "symbol": "VCE",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.3,
          "max": 1.5,
          "conditions": "VFB=0V, Iout=3A",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Max. Duty Cycle",
          "symbol": "DMAX",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "VFB=0V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Shutdown Supply Current",
          "symbol": "ISTBY",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 80,
          "max": 200,
          "conditions": "VON/OFF=5V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Supply Current",
          "symbol": "Iq",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 2,
          "max": 10,
          "conditions": "VON/OFF =0V, VFB =Vin",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "ON/OFF Pin Input Leakage Current",
          "symbol": "IH",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 5,
          "max": 15,
          "conditions": "VON/OFF=2.5V (OFF)",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "ON/OFF Pin Input Leakage Current",
          "symbol": "IL",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 0.2,
          "max": 5,
          "conditions": "VON/OFF=0.5V (ON)",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Input Voltage",
          "symbol": "Vin",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 45,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Feedback Pin Voltage",
          "symbol": "VFB",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "Printed as -0.3 to Vin; upper limit is Vin, not a number",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "ON/OFF Pin Voltage",
          "symbol": "VON/OFF",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "Printed as -0.3 to Vin; upper limit is Vin, not a number",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output Switch Pin Voltage",
          "symbol": "VOutput",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "Printed as -0.3 to Vin; upper limit is Vin, not a number",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Operating Junction Temperature",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "ºC",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
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        },
        {
          "name": "Storage Temperature",
          "symbol": "TSTG",
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          "unit": "ºC",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 5,
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        },
        {
          "name": "Lead Temperature (Soldering)",
          "symbol": "TLEAD",
          "kind": "absolute_maximum",
          "unit": "ºC",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "Soldering, 10 sec",
          "source_page": 5,
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        {
          "name": "ESD (HBM)",
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          "conditions": "HBM",
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        {
          "name": "Thermal Resistance (Junction to Ambient)",
          "symbol": "RJA",
          "kind": "thermal",
          "unit": "ºC/W",
          "min": null,
          "typ": 50,
          "max": null,
          "conditions": "TO252, junction to ambient, no heatsink, free air",
          "source_page": 5,
          "source": "datasheet"
        }
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  "updated_at": "2026-09-25T14:27:28.569Z"
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