TD1501HSADJ

{
  "schema_version": 1,
  "type": "component",
  "slug": "td1501hsadj",
  "title": "TD1501HSADJ",
  "brief": "Techcode Semicon 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": [
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    "power management (pmic)",
    "td1501hsadj",
    "factory-2.0.0",
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  "component": {
    "mpn": "TD1501HSADJ",
    "manufacturer": "Techcode Semicon",
    "package": "TO-263-5",
    "pin_count": 6,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586203132774780928",
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      "lbr": "td1501hsadj.lbr"
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    "distributor_links": {
      "lcsc": "C96460"
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    "distributor_check": {
      "checked_at": "2026-10-18T05:59:44Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Vin",
        "type": "power_in",
        "description": "Positive input supply for the switching regulator, which needs a suitable input bypass capacitor to limit voltage transients; the recommended input voltage is 3.6 V to 60 V."
      },
      {
        "number": "2",
        "name": "Output",
        "type": "output",
        "description": "Internal switch output that swings between (+VIN - VSAT) and approximately -0.5 V at a duty cycle of about VOUT/VIN, so its PCB copper area should be kept minimal."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Circuit ground return for the regulator, to be connected to a ground plane together with the input and output capacitors."
      },
      {
        "number": "4",
        "name": "FB",
        "type": "input",
        "description": "Feedback input that senses the regulated output voltage through the external R1/R2 divider to close the control loop; in the ADJ version VFB = 1.23 V nominal and must stay within the absolute maximum of -0.3 V to Vin+0.3 V."
      },
      {
        "number": "5",
        "name": "ON/OFF",
        "type": "input",
        "description": "Shutdown control where a logic level below about 1.3 V turns the regulator on and a level above 1.3 V (maximum 25 V) shuts it down to about 80 µA; leaving it open or tying it to GND keeps the regulator on."
      },
      {
        "number": "6",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
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          "extractor flagged: Pin numbers and names come from the Pin Description table on page 2 (1 Vin, 2 Output, 3 GND, 4 FB, 5; The datasheet lists the package as TO263-5L and the ordering code suffix 'S' maps to TO263-5L; the p; The Vin and FB descriptions include limits (3.6–60 V recommended input from page 4; FB absolute maxi"
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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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  "metadata": {
    "specs": {
      "Manufacturer": "Techcode Semicon",
      "Package": "TO-263-5",
      "Category": "Power Management (PMIC)",
      "Pins": "6"
    },
    "appearance": {
      "contacts": {
        "quote": "this is the output (switch) pin, which should not have large areas of copper.) Large areas of copper provide the",
        "page": 12,
        "doc": "ds.pdf",
        "material": "copper"
      },
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    "characteristics": {
      "version": 1,
      "source": "datasheet",
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      "rows": [
        {
          "name": "Feedback bias current",
          "symbol": "Ib",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": 10,
          "max": 100,
          "conditions": "Adjustable only, VFB=1.3V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Quiescent current",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 5,
          "max": 10,
          "conditions": "VFB=12V force driver off",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Standby quiescent current",
          "symbol": "ISTBY",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 80,
          "max": 250,
          "conditions": "ON/OFF=5V, VIN=36V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Oscillator frequency",
          "symbol": "FOSC",
          "kind": "electrical",
          "unit": "KHz",
          "min": 127,
          "typ": 150,
          "max": 173,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Saturation voltage",
          "symbol": "VSAT",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.2,
          "max": 1.5,
          "conditions": "IOUT=3A",
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        {
          "name": "Current limit (peak current)",
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          "typ": 4.5,
          "max": 6.5,
          "conditions": "Peak Current (VFB=0V)",
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        },
        {
          "name": "Output leakage current",
          "symbol": "IL",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "Output=0V (VFB=12V)",
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        },
        {
          "name": "Output leakage current",
          "symbol": "IL",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 2,
          "max": 30,
          "conditions": "Output=-1V (VIN=36V)",
          "source_page": 5,
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        },
        {
          "name": "ON/OFF pin threshold voltage, low (regulator ON)",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.6,
          "conditions": "Low (Regulator ON)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "ON/OFF pin threshold voltage, high (regulator OFF)",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "V",
          "min": 2,
          "typ": null,
          "max": null,
          "conditions": "High (Regulator OFF)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "ON/OFF pin input current, high (regulator OFF)",
          "symbol": "IH",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 5,
          "max": 15,
          "conditions": "VLOGIC=2.5V (Regulator OFF)",
          "source_page": 5,
          "source": "datasheet"
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        {
          "name": "ON/OFF pin input current, low (regulator ON)",
          "symbol": "IL",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 0.02,
          "max": 5,
          "conditions": "VLOGIC=0.5V (Regulator ON)",
          "source_page": 5,
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        },
        {
          "name": "Output voltage (ADJ)",
          "symbol": "Vout",
          "kind": "electrical",
          "unit": "V",
          "min": 1.18,
          "typ": 1.23,
          "max": 1.28,
          "conditions": "11V≤VIN≤60V, 0.2A≤ILOAD≤3A, VOUT for 9V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Input voltage (absolute maximum)",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 60,
          "conditions": "",
          "source_page": 4,
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        },
        {
          "name": "Feedback pin voltage (absolute maximum)",
          "symbol": "VFB",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "Printed as Vin+0.3 upper limit",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "ON/OFF pin voltage (absolute maximum)",
          "symbol": "VEN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 25,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output pin voltage (absolute maximum)",
          "symbol": "VSW",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "Printed as Vin+0.3 upper limit",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating junction temperature (absolute maximum)",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "ºC",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "ºC",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
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        },
        {
          "name": "Lead temperature (soldering)",
          "symbol": "TLEAD",
          "kind": "absolute_maximum",
          "unit": "ºC",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "10 sec",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "ESD (HBM)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 4000,
          "conditions": "HBM",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input voltage (recommended)",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 3.6,
          "typ": null,
          "max": 60,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating junction temperature (recommended)",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "ºC",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating ambient temperature (recommended)",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "ºC",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance, junction to case",
          "symbol": "θJC",
          "kind": "thermal",
          "unit": "ºC/W",
          "min": null,
          "typ": 3.5,
          "max": null,
          "conditions": "TO263-5L",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance, junction to ambient",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "ºC/W",
          "min": null,
          "typ": 23,
          "max": null,
          "conditions": "TO263-5L (Note1: copper area approx. 3 in2)",
          "source_page": 5,
          "source": "datasheet"
        }
      ]
    }
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  "discovery_pitch": "TD1501HSADJ (Techcode Semicon) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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